diff options
Diffstat (limited to 'include')
84 files changed, 678 insertions, 359 deletions
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h index 2c744c7a5b3d..26a92fc28a59 100644 --- a/include/acpi/acpixf.h +++ b/include/acpi/acpixf.h @@ -491,11 +491,11 @@ acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b); acpi_status acpi_enter_sleep_state_prep(u8 sleep_state); -acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state, u8 flags); +acpi_status asmlinkage acpi_enter_sleep_state(u8 sleep_state); ACPI_HW_DEPENDENT_RETURN_STATUS(acpi_status asmlinkage acpi_enter_sleep_state_s4bios(void)) -acpi_status acpi_leave_sleep_state_prep(u8 sleep_state, u8 flags); +acpi_status acpi_leave_sleep_state_prep(u8 sleep_state); acpi_status acpi_leave_sleep_state(u8 sleep_state); diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h index 3af87de6a68c..3d00bd5bd7e3 100644 --- a/include/acpi/actypes.h +++ b/include/acpi/actypes.h @@ -803,7 +803,7 @@ typedef u8 acpi_adr_space_type; /* Sleep function dispatch */ -typedef acpi_status(*ACPI_SLEEP_FUNCTION) (u8 sleep_state, u8 flags); +typedef acpi_status(*ACPI_SLEEP_FUNCTION) (u8 sleep_state); struct acpi_sleep_functions { ACPI_SLEEP_FUNCTION legacy_function; diff --git a/include/asm-generic/mutex-xchg.h b/include/asm-generic/mutex-xchg.h index 580a6d35c700..c04e0db8a2d6 100644 --- a/include/asm-generic/mutex-xchg.h +++ b/include/asm-generic/mutex-xchg.h @@ -26,7 +26,13 @@ static inline void __mutex_fastpath_lock(atomic_t *count, void (*fail_fn)(atomic_t *)) { if (unlikely(atomic_xchg(count, 0) != 1)) - fail_fn(count); + /* + * We failed to acquire the lock, so mark it contended + * to ensure that any waiting tasks are woken up by the + * unlock slow path. + */ + if (likely(atomic_xchg(count, -1) != 1)) + fail_fn(count); } /** @@ -43,7 +49,8 @@ static inline int __mutex_fastpath_lock_retval(atomic_t *count, int (*fail_fn)(atomic_t *)) { if (unlikely(atomic_xchg(count, 0) != 1)) - return fail_fn(count); + if (likely(atomic_xchg(count, -1) != 1)) + return fail_fn(count); return 0; } diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h index a1a0386e0160..bfacf0d5a225 100644 --- a/include/drm/drm_crtc.h +++ b/include/drm/drm_crtc.h @@ -118,7 +118,8 @@ enum drm_mode_status { .hdisplay = (hd), .hsync_start = (hss), .hsync_end = (hse), \ .htotal = (ht), .hskew = (hsk), .vdisplay = (vd), \ .vsync_start = (vss), .vsync_end = (vse), .vtotal = (vt), \ - .vscan = (vs), .flags = (f), .vrefresh = 0 + .vscan = (vs), .flags = (f), .vrefresh = 0, \ + .base.type = DRM_MODE_OBJECT_MODE #define CRTC_INTERLACE_HALVE_V 0x1 /* halve V values for interlacing */ @@ -166,8 +167,6 @@ struct drm_display_mode { int crtc_vsync_start; int crtc_vsync_end; int crtc_vtotal; - int crtc_hadjusted; - int crtc_vadjusted; /* Driver private mode info */ int private_size; diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h index 5581980b14f6..3d6301b6ec16 100644 --- a/include/drm/drm_mode.h +++ b/include/drm/drm_mode.h @@ -359,8 +359,9 @@ struct drm_mode_mode_cmd { struct drm_mode_modeinfo mode; }; -#define DRM_MODE_CURSOR_BO (1<<0) -#define DRM_MODE_CURSOR_MOVE (1<<1) +#define DRM_MODE_CURSOR_BO 0x01 +#define DRM_MODE_CURSOR_MOVE 0x02 +#define DRM_MODE_CURSOR_FLAGS 0x03 /* * depending on the value in flags different members are used. diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h index 7ff5c99b1638..c78bb997e2c6 100644 --- a/include/drm/drm_pciids.h +++ b/include/drm/drm_pciids.h @@ -213,9 +213,12 @@ {0x1002, 0x6800, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6801, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6802, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6806, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6808, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6809, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6810, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6816, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ + {0x1002, 0x6817, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6818, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6819, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_PITCAIRN|RADEON_NEW_MEMMAP}, \ {0x1002, 0x6820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_VERDE|RADEON_IS_MOBILITY|RADEON_NEW_MEMMAP}, \ diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h index 58056865b8e9..dc3a8cd7db8a 100644 --- a/include/drm/radeon_drm.h +++ b/include/drm/radeon_drm.h @@ -964,6 +964,8 @@ struct drm_radeon_cs { #define RADEON_INFO_IB_VM_MAX_SIZE 0x0f /* max pipes - needed for compute shaders */ #define RADEON_INFO_MAX_PIPES 0x10 +/* timestamp for GL_ARB_timer_query (OpenGL), returns the current GPU clock */ +#define RADEON_INFO_TIMESTAMP 0x11 struct drm_radeon_info { uint32_t request; diff --git a/include/linux/Kbuild b/include/linux/Kbuild index d9a754474878..fa217607c582 100644 --- a/include/linux/Kbuild +++ b/include/linux/Kbuild @@ -391,6 +391,7 @@ header-y += v4l2-dv-timings.h header-y += v4l2-mediabus.h header-y += v4l2-subdev.h header-y += veth.h +header-y += vfio.h header-y += vhost.h header-y += videodev2.h header-y += virtio_9p.h diff --git a/include/linux/acpi.h b/include/linux/acpi.h index 3ad510b25283..4f2a76224509 100644 --- a/include/linux/acpi.h +++ b/include/linux/acpi.h @@ -96,7 +96,7 @@ void acpi_table_print_madt_entry (struct acpi_subtable_header *madt); void acpi_numa_slit_init (struct acpi_table_slit *slit); void acpi_numa_processor_affinity_init (struct acpi_srat_cpu_affinity *pa); void acpi_numa_x2apic_affinity_init(struct acpi_srat_x2apic_cpu_affinity *pa); -void acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); +int acpi_numa_memory_affinity_init (struct acpi_srat_mem_affinity *ma); void acpi_numa_arch_fixup(void); #ifdef CONFIG_ACPI_HOTPLUG_CPU diff --git a/include/linux/amba/pl08x.h b/include/linux/amba/pl08x.h index 02549017212a..2a5f64a11b77 100644 --- a/include/linux/amba/pl08x.h +++ b/include/linux/amba/pl08x.h @@ -21,8 +21,9 @@ #include <linux/dmaengine.h> #include <linux/interrupt.h> -struct pl08x_lli; struct pl08x_driver_data; +struct pl08x_phy_chan; +struct pl08x_txd; /* Bitmasks for selecting AHB ports for DMA transfers */ enum { @@ -46,170 +47,29 @@ enum { * devices with static assignments * @muxval: a number usually used to poke into some mux regiser to * mux in the signal to this channel - * @cctl_opt: default options for the channel control register + * @cctl_memcpy: options for the channel control register for memcpy + * *** not used for slave channels *** * @addr: source/target address in physical memory for this DMA channel, * can be the address of a FIFO register for burst requests for example. * This can be left undefined if the PrimeCell API is used for configuring * this. - * @circular_buffer: whether the buffer passed in is circular and - * shall simply be looped round round (like a record baby round - * round round round) * @single: the device connected to this channel will request single DMA * transfers, not bursts. (Bursts are default.) * @periph_buses: the device connected to this channel is accessible via * these buses (use PL08X_AHB1 | PL08X_AHB2). */ struct pl08x_channel_data { - char *bus_id; + const char *bus_id; int min_signal; int max_signal; u32 muxval; - u32 cctl; + u32 cctl_memcpy; dma_addr_t addr; - bool circular_buffer; bool single; u8 periph_buses; }; /** - * Struct pl08x_bus_data - information of source or destination - * busses for a transfer - * @addr: current address - * @maxwidth: the maximum width of a transfer on this bus - * @buswidth: the width of this bus in bytes: 1, 2 or 4 - */ -struct pl08x_bus_data { - dma_addr_t addr; - u8 maxwidth; - u8 buswidth; -}; - -/** - * struct pl08x_phy_chan - holder for the physical channels - * @id: physical index to this channel - * @lock: a lock to use when altering an instance of this struct - * @signal: the physical signal (aka channel) serving this physical channel - * right now - * @serving: the virtual channel currently being served by this physical - * channel - * @locked: channel unavailable for the system, e.g. dedicated to secure - * world - */ -struct pl08x_phy_chan { - unsigned int id; - void __iomem *base; - spinlock_t lock; - int signal; - struct pl08x_dma_chan *serving; - bool locked; -}; - -/** - * struct pl08x_sg - structure containing data per sg - * @src_addr: src address of sg - * @dst_addr: dst address of sg - * @len: transfer len in bytes - * @node: node for txd's dsg_list - */ -struct pl08x_sg { - dma_addr_t src_addr; - dma_addr_t dst_addr; - size_t len; - struct list_head node; -}; - -/** - * struct pl08x_txd - wrapper for struct dma_async_tx_descriptor - * @tx: async tx descriptor - * @node: node for txd list for channels - * @dsg_list: list of children sg's - * @direction: direction of transfer - * @llis_bus: DMA memory address (physical) start for the LLIs - * @llis_va: virtual memory address start for the LLIs - * @cctl: control reg values for current txd - * @ccfg: config reg values for current txd - */ -struct pl08x_txd { - struct dma_async_tx_descriptor tx; - struct list_head node; - struct list_head dsg_list; - enum dma_transfer_direction direction; - dma_addr_t llis_bus; - struct pl08x_lli *llis_va; - /* Default cctl value for LLIs */ - u32 cctl; - /* - * Settings to be put into the physical channel when we - * trigger this txd. Other registers are in llis_va[0]. - */ - u32 ccfg; -}; - -/** - * struct pl08x_dma_chan_state - holds the PL08x specific virtual channel - * states - * @PL08X_CHAN_IDLE: the channel is idle - * @PL08X_CHAN_RUNNING: the channel has allocated a physical transport - * channel and is running a transfer on it - * @PL08X_CHAN_PAUSED: the channel has allocated a physical transport - * channel, but the transfer is currently paused - * @PL08X_CHAN_WAITING: the channel is waiting for a physical transport - * channel to become available (only pertains to memcpy channels) - */ -enum pl08x_dma_chan_state { - PL08X_CHAN_IDLE, - PL08X_CHAN_RUNNING, - PL08X_CHAN_PAUSED, - PL08X_CHAN_WAITING, -}; - -/** - * struct pl08x_dma_chan - this structure wraps a DMA ENGINE channel - * @chan: wrappped abstract channel - * @phychan: the physical channel utilized by this channel, if there is one - * @phychan_hold: if non-zero, hold on to the physical channel even if we - * have no pending entries - * @tasklet: tasklet scheduled by the IRQ to handle actual work etc - * @name: name of channel - * @cd: channel platform data - * @runtime_addr: address for RX/TX according to the runtime config - * @runtime_direction: current direction of this channel according to - * runtime config - * @pend_list: queued transactions pending on this channel - * @at: active transaction on this channel - * @lock: a lock for this channel data - * @host: a pointer to the host (internal use) - * @state: whether the channel is idle, paused, running etc - * @slave: whether this channel is a device (slave) or for memcpy - * @device_fc: Flow Controller Settings for ccfg register. Only valid for slave - * channels. Fill with 'true' if peripheral should be flow controller. Direction - * will be selected at Runtime. - * @waiting: a TX descriptor on this channel which is waiting for a physical - * channel to become available - */ -struct pl08x_dma_chan { - struct dma_chan chan; - struct pl08x_phy_chan *phychan; - int phychan_hold; - struct tasklet_struct tasklet; - char *name; - const struct pl08x_channel_data *cd; - dma_addr_t src_addr; - dma_addr_t dst_addr; - u32 src_cctl; - u32 dst_cctl; - enum dma_transfer_direction runtime_direction; - struct list_head pend_list; - struct pl08x_txd *at; - spinlock_t lock; - struct pl08x_driver_data *host; - enum pl08x_dma_chan_state state; - bool slave; - bool device_fc; - struct pl08x_txd *waiting; -}; - -/** * struct pl08x_platform_data - the platform configuration for the PL08x * PrimeCells. * @slave_channels: the channels defined for the different devices on the @@ -229,8 +89,8 @@ struct pl08x_platform_data { const struct pl08x_channel_data *slave_channels; unsigned int num_slave_channels; struct pl08x_channel_data memcpy_channel; - int (*get_signal)(struct pl08x_dma_chan *); - void (*put_signal)(struct pl08x_dma_chan *); + int (*get_signal)(const struct pl08x_channel_data *); + void (*put_signal)(const struct pl08x_channel_data *, int); u8 lli_buses; u8 mem_buses; }; diff --git a/include/linux/audit.h b/include/linux/audit.h index 22f292a917a3..36abf2aa7e68 100644 --- a/include/linux/audit.h +++ b/include/linux/audit.h @@ -130,6 +130,7 @@ #define AUDIT_LAST_KERN_ANOM_MSG 1799 #define AUDIT_ANOM_PROMISCUOUS 1700 /* Device changed promiscuous mode */ #define AUDIT_ANOM_ABEND 1701 /* Process ended abnormally */ +#define AUDIT_ANOM_LINK 1702 /* Suspicious use of file links */ #define AUDIT_INTEGRITY_DATA 1800 /* Data integrity verification */ #define AUDIT_INTEGRITY_METADATA 1801 /* Metadata integrity verification */ #define AUDIT_INTEGRITY_STATUS 1802 /* Integrity enable status */ @@ -687,6 +688,8 @@ extern void audit_log_d_path(struct audit_buffer *ab, const struct path *path); extern void audit_log_key(struct audit_buffer *ab, char *key); +extern void audit_log_link_denied(const char *operation, + struct path *link); extern void audit_log_lost(const char *message); #ifdef CONFIG_SECURITY extern void audit_log_secctx(struct audit_buffer *ab, u32 secid); @@ -716,6 +719,7 @@ extern int audit_enabled; #define audit_log_untrustedstring(a,s) do { ; } while (0) #define audit_log_d_path(b, p, d) do { ; } while (0) #define audit_log_key(b, k) do { ; } while (0) +#define audit_log_link_denied(o, l) do { ; } while (0) #define audit_log_secctx(b,s) do { ; } while (0) #define audit_enabled 0 #endif diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h index c97c6b9cd38e..2a9a9abc9126 100644 --- a/include/linux/backing-dev.h +++ b/include/linux/backing-dev.h @@ -124,7 +124,6 @@ void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages, void bdi_start_background_writeback(struct backing_dev_info *bdi); int bdi_writeback_thread(void *data); int bdi_has_dirty_io(struct backing_dev_info *bdi); -void bdi_arm_supers_timer(void); void bdi_wakeup_thread_delayed(struct backing_dev_info *bdi); void bdi_lock_two(struct bdi_writeback *wb1, struct bdi_writeback *wb2); diff --git a/include/linux/bcma/bcma_driver_chipcommon.h b/include/linux/bcma/bcma_driver_chipcommon.h index 3c80885fa829..d323a4b4143c 100644 --- a/include/linux/bcma/bcma_driver_chipcommon.h +++ b/include/linux/bcma/bcma_driver_chipcommon.h @@ -89,6 +89,12 @@ #define BCMA_CC_CHIPST_4313_OTP_PRESENT 2 #define BCMA_CC_CHIPST_4331_SPROM_PRESENT 2 #define BCMA_CC_CHIPST_4331_OTP_PRESENT 4 +#define BCMA_CC_CHIPST_43228_ILP_DIV_EN 0x00000001 +#define BCMA_CC_CHIPST_43228_OTP_PRESENT 0x00000002 +#define BCMA_CC_CHIPST_43228_SERDES_REFCLK_PADSEL 0x00000004 +#define BCMA_CC_CHIPST_43228_SDIO_MODE 0x00000008 +#define BCMA_CC_CHIPST_43228_SDIO_OTP_PRESENT 0x00000010 +#define BCMA_CC_CHIPST_43228_SDIO_RESET 0x00000020 #define BCMA_CC_CHIPST_4706_PKG_OPTION BIT(0) /* 0: full-featured package 1: low-cost package */ #define BCMA_CC_CHIPST_4706_SFLASH_PRESENT BIT(1) /* 0: parallel, 1: serial flash is present */ #define BCMA_CC_CHIPST_4706_SFLASH_TYPE BIT(2) /* 0: 8b-p/ST-s flash, 1: 16b-p/Atmal-s flash */ diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 07954b05b86c..4a2ab7c85393 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -46,16 +46,23 @@ struct blkcg_gq; struct request; typedef void (rq_end_io_fn)(struct request *, int); +#define BLK_RL_SYNCFULL (1U << 0) +#define BLK_RL_ASYNCFULL (1U << 1) + struct request_list { + struct request_queue *q; /* the queue this rl belongs to */ +#ifdef CONFIG_BLK_CGROUP + struct blkcg_gq *blkg; /* blkg this request pool belongs to */ +#endif /* * count[], starved[], and wait[] are indexed by * BLK_RW_SYNC/BLK_RW_ASYNC */ - int count[2]; - int starved[2]; - int elvpriv; - mempool_t *rq_pool; - wait_queue_head_t wait[2]; + int count[2]; + int starved[2]; + mempool_t *rq_pool; + wait_queue_head_t wait[2]; + unsigned int flags; }; /* @@ -138,6 +145,7 @@ struct request { struct hd_struct *part; unsigned long start_time; #ifdef CONFIG_BLK_CGROUP + struct request_list *rl; /* rl this rq is alloced from */ unsigned long long start_time_ns; unsigned long long io_start_time_ns; /* when passed to hardware */ #endif @@ -282,11 +290,16 @@ struct request_queue { struct list_head queue_head; struct request *last_merge; struct elevator_queue *elevator; + int nr_rqs[2]; /* # allocated [a]sync rqs */ + int nr_rqs_elvpriv; /* # allocated rqs w/ elvpriv */ /* - * the queue request freelist, one for reads and one for writes + * If blkcg is not used, @q->root_rl serves all requests. If blkcg + * is used, root blkg allocates from @q->root_rl and all other + * blkgs from their own blkg->rl. Which one to use should be + * determined using bio_request_list(). */ - struct request_list rq; + struct request_list root_rl; request_fn_proc *request_fn; make_request_fn *make_request_fn; @@ -561,27 +574,25 @@ static inline bool rq_is_sync(struct request *rq) return rw_is_sync(rq->cmd_flags); } -static inline int blk_queue_full(struct request_queue *q, int sync) +static inline bool blk_rl_full(struct request_list *rl, bool sync) { - if (sync) - return test_bit(QUEUE_FLAG_SYNCFULL, &q->queue_flags); - return test_bit(QUEUE_FLAG_ASYNCFULL, &q->queue_flags); + unsigned int flag = sync ? BLK_RL_SYNCFULL : BLK_RL_ASYNCFULL; + + return rl->flags & flag; } -static inline void blk_set_queue_full(struct request_queue *q, int sync) +static inline void blk_set_rl_full(struct request_list *rl, bool sync) { - if (sync) - queue_flag_set(QUEUE_FLAG_SYNCFULL, q); - else - queue_flag_set(QUEUE_FLAG_ASYNCFULL, q); + unsigned int flag = sync ? BLK_RL_SYNCFULL : BLK_RL_ASYNCFULL; + + rl->flags |= flag; } -static inline void blk_clear_queue_full(struct request_queue *q, int sync) +static inline void blk_clear_rl_full(struct request_list *rl, bool sync) { - if (sync) - queue_flag_clear(QUEUE_FLAG_SYNCFULL, q); - else - queue_flag_clear(QUEUE_FLAG_ASYNCFULL, q); + unsigned int flag = sync ? BLK_RL_SYNCFULL : BLK_RL_ASYNCFULL; + + rl->flags &= ~flag; } @@ -590,7 +601,7 @@ static inline void blk_clear_queue_full(struct request_queue *q, int sync) * it already be started by driver. */ #define RQ_NOMERGE_FLAGS \ - (REQ_NOMERGE | REQ_STARTED | REQ_SOFTBARRIER | REQ_FLUSH | REQ_FUA) + (REQ_NOMERGE | REQ_STARTED | REQ_SOFTBARRIER | REQ_FLUSH | REQ_FUA | REQ_DISCARD) #define rq_mergeable(rq) \ (!((rq)->cmd_flags & RQ_NOMERGE_FLAGS) && \ (((rq)->cmd_flags & REQ_DISCARD) || \ @@ -883,6 +894,8 @@ extern void blk_queue_flush_queueable(struct request_queue *q, bool queueable); extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev); extern int blk_rq_map_sg(struct request_queue *, struct request *, struct scatterlist *); +extern int blk_bio_map_sg(struct request_queue *q, struct bio *bio, + struct scatterlist *sglist); extern void blk_dump_rq_flags(struct request *, char *); extern long nr_blockdev_pages(void); @@ -911,11 +924,15 @@ struct blk_plug { }; #define BLK_MAX_REQUEST_COUNT 16 +struct blk_plug_cb; +typedef void (*blk_plug_cb_fn)(struct blk_plug_cb *, bool); struct blk_plug_cb { struct list_head list; - void (*callback)(struct blk_plug_cb *); + blk_plug_cb_fn callback; + void *data; }; - +extern struct blk_plug_cb *blk_check_plugged(blk_plug_cb_fn unplug, + void *data, int size); extern void blk_start_plug(struct blk_plug *); extern void blk_finish_plug(struct blk_plug *); extern void blk_flush_plug_list(struct blk_plug *, bool); @@ -1124,6 +1141,16 @@ static inline int queue_limit_discard_alignment(struct queue_limits *lim, sector & (lim->discard_granularity - 1); } +static inline int bdev_discard_alignment(struct block_device *bdev) +{ + struct request_queue *q = bdev_get_queue(bdev); + + if (bdev != bdev->bd_contains) + return bdev->bd_part->discard_alignment; + + return q->limits.discard_alignment; +} + static inline unsigned int queue_discard_zeroes_data(struct request_queue *q) { if (q->limits.max_discard_sectors && q->limits.discard_zeroes_data == 1) diff --git a/include/linux/blkpg.h b/include/linux/blkpg.h index faf8a45af210..a8519446c111 100644 --- a/include/linux/blkpg.h +++ b/include/linux/blkpg.h @@ -40,6 +40,7 @@ struct blkpg_ioctl_arg { /* The subfunctions (for the op field) */ #define BLKPG_ADD_PARTITION 1 #define BLKPG_DEL_PARTITION 2 +#define BLKPG_RESIZE_PARTITION 3 /* Sizes of name fields. Unused at present. */ #define BLKPG_DEVNAMELTH 64 diff --git a/include/linux/bsg-lib.h b/include/linux/bsg-lib.h index f55ab8cdc106..4d0fb3df2f4a 100644 --- a/include/linux/bsg-lib.h +++ b/include/linux/bsg-lib.h @@ -67,7 +67,6 @@ void bsg_job_done(struct bsg_job *job, int result, int bsg_setup_queue(struct device *dev, struct request_queue *q, char *name, bsg_job_fn *job_fn, int dd_job_size); void bsg_request_fn(struct request_queue *q); -void bsg_remove_queue(struct request_queue *q); void bsg_goose_queue(struct request_queue *q); #endif diff --git a/include/linux/can.h b/include/linux/can.h index 018055efc034..e52958d7c2d1 100644 --- a/include/linux/can.h +++ b/include/linux/can.h @@ -74,20 +74,21 @@ struct can_frame { /* * defined bits for canfd_frame.flags * - * As the default for CAN FD should be to support the high data rate in the - * payload section of the frame (HDR) and to support up to 64 byte in the - * data section (EDL) the bits are only set in the non-default case. - * Btw. as long as there's no real implementation for CAN FD network driver - * these bits are only preliminary. + * The use of struct canfd_frame implies the Extended Data Length (EDL) bit to + * be set in the CAN frame bitstream on the wire. The EDL bit switch turns + * the CAN controllers bitstream processor into the CAN FD mode which creates + * two new options within the CAN FD frame specification: * - * RX: NOHDR/NOEDL - info about received CAN FD frame - * ESI - bit from originating CAN controller - * TX: NOHDR/NOEDL - control per-frame settings if supported by CAN controller - * ESI - bit is set by local CAN controller + * Bit Rate Switch - to indicate a second bitrate is/was used for the payload + * Error State Indicator - represents the error state of the transmitting node + * + * As the CANFD_ESI bit is internally generated by the transmitting CAN + * controller only the CANFD_BRS bit is relevant for real CAN controllers when + * building a CAN FD frame for transmission. Setting the CANFD_ESI bit can make + * sense for virtual CAN interfaces to test applications with echoed frames. */ -#define CANFD_NOHDR 0x01 /* frame without high data rate */ -#define CANFD_NOEDL 0x02 /* frame without extended data length */ -#define CANFD_ESI 0x04 /* error state indicator */ +#define CANFD_BRS 0x01 /* bit rate switch (second bitrate for payload data) */ +#define CANFD_ESI 0x02 /* error state indicator of the transmitting node */ /** * struct canfd_frame - CAN flexible data rate frame structure diff --git a/include/linux/compaction.h b/include/linux/compaction.h index 133ddcf83397..ef658147e4e8 100644 --- a/include/linux/compaction.h +++ b/include/linux/compaction.h @@ -22,7 +22,7 @@ extern int sysctl_extfrag_handler(struct ctl_table *table, int write, extern int fragmentation_index(struct zone *zone, unsigned int order); extern unsigned long try_to_compact_pages(struct zonelist *zonelist, int order, gfp_t gfp_mask, nodemask_t *mask, - bool sync); + bool sync, bool *contended); extern int compact_pgdat(pg_data_t *pgdat, int order); extern unsigned long compaction_suitable(struct zone *zone, int order); @@ -64,7 +64,7 @@ static inline bool compaction_deferred(struct zone *zone, int order) #else static inline unsigned long try_to_compact_pages(struct zonelist *zonelist, int order, gfp_t gfp_mask, nodemask_t *nodemask, - bool sync) + bool sync, bool *contended) { return COMPACT_CONTINUE; } diff --git a/include/linux/cpuidle.h b/include/linux/cpuidle.h index 040b13b5c14a..279b1eaa8b73 100644 --- a/include/linux/cpuidle.h +++ b/include/linux/cpuidle.h @@ -194,6 +194,10 @@ static inline int cpuidle_play_dead(void) {return -ENODEV; } #ifdef CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED void cpuidle_coupled_parallel_barrier(struct cpuidle_device *dev, atomic_t *a); +#else +static inline void cpuidle_coupled_parallel_barrier(struct cpuidle_device *dev, atomic_t *a) +{ +} #endif /****************************** diff --git a/include/linux/efi.h b/include/linux/efi.h index 103adc6d7e3a..ec45ccd8708a 100644 --- a/include/linux/efi.h +++ b/include/linux/efi.h @@ -503,6 +503,8 @@ extern u64 efi_mem_attribute (unsigned long phys_addr, unsigned long size); extern int __init efi_uart_console_only (void); extern void efi_initialize_iomem_resources(struct resource *code_resource, struct resource *data_resource, struct resource *bss_resource); +extern unsigned long efi_get_time(void); +extern int efi_set_rtc_mmss(unsigned long nowtime); extern void efi_reserve_boot_services(void); extern struct efi_memory_map memmap; diff --git a/include/linux/fs.h b/include/linux/fs.h index d7eed5b98ae2..aa110476a95b 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -414,6 +414,7 @@ struct inodes_stat_t { #include <linux/shrinker.h> #include <linux/migrate_mode.h> #include <linux/uidgid.h> +#include <linux/lockdep.h> #include <asm/byteorder.h> @@ -440,6 +441,8 @@ extern unsigned long get_max_files(void); extern int sysctl_nr_open; extern struct inodes_stat_t inodes_stat; extern int leases_enable, lease_break_time; +extern int sysctl_protected_symlinks; +extern int sysctl_protected_hardlinks; struct buffer_head; typedef int (get_block_t)(struct inode *inode, sector_t iblock, @@ -1162,7 +1165,6 @@ struct lock_manager_operations { int (*lm_compare_owner)(struct file_lock *, struct file_lock *); void (*lm_notify)(struct file_lock *); /* unblock callback */ int (*lm_grant)(struct file_lock *, struct file_lock *, int); - void (*lm_release_private)(struct file_lock *); void (*lm_break)(struct file_lock *); int (*lm_change)(struct file_lock **, int); }; @@ -1446,6 +1448,8 @@ extern void f_delown(struct file *filp); extern pid_t f_getown(struct file *filp); extern int send_sigurg(struct fown_struct *fown); +struct mm_struct; + /* * Umount options */ @@ -1459,10 +1463,34 @@ extern int send_sigurg(struct fown_struct *fown); extern struct list_head super_blocks; extern spinlock_t sb_lock; +/* Possible states of 'frozen' field */ +enum { + SB_UNFROZEN = 0, /* FS is unfrozen */ + SB_FREEZE_WRITE = 1, /* Writes, dir ops, ioctls frozen */ + SB_FREEZE_PAGEFAULT = 2, /* Page faults stopped as well */ + SB_FREEZE_FS = 3, /* For internal FS use (e.g. to stop + * internal threads if needed) */ + SB_FREEZE_COMPLETE = 4, /* ->freeze_fs finished successfully */ +}; + +#define SB_FREEZE_LEVELS (SB_FREEZE_COMPLETE - 1) + +struct sb_writers { + /* Counters for counting writers at each level */ + struct percpu_counter counter[SB_FREEZE_LEVELS]; + wait_queue_head_t wait; /* queue for waiting for + writers / faults to finish */ + int frozen; /* Is sb frozen? */ + wait_queue_head_t wait_unfrozen; /* queue for waiting for + sb to be thawed */ +#ifdef CONFIG_DEBUG_LOCK_ALLOC + struct lockdep_map lock_map[SB_FREEZE_LEVELS]; +#endif +}; + struct super_block { struct list_head s_list; /* Keep this first */ dev_t s_dev; /* search index; _not_ kdev_t */ - unsigned char s_dirt; unsigned char s_blocksize_bits; unsigned long s_blocksize; loff_t s_maxbytes; /* Max file size */ @@ -1506,8 +1534,7 @@ struct super_block { struct hlist_node s_instances; struct quota_info s_dquot; /* Diskquota specific options */ - int s_frozen; - wait_queue_head_t s_wait_unfrozen; + struct sb_writers s_writers; char s_id[32]; /* Informational name */ u8 s_uuid[16]; /* UUID */ @@ -1562,14 +1589,117 @@ extern struct timespec current_fs_time(struct super_block *sb); /* * Snapshotting support. */ -enum { - SB_UNFROZEN = 0, - SB_FREEZE_WRITE = 1, - SB_FREEZE_TRANS = 2, -}; -#define vfs_check_frozen(sb, level) \ - wait_event((sb)->s_wait_unfrozen, ((sb)->s_frozen < (level))) +void __sb_end_write(struct super_block *sb, int level); +int __sb_start_write(struct super_block *sb, int level, bool wait); + +/** + * sb_end_write - drop write access to a superblock + * @sb: the super we wrote to + * + * Decrement number of writers to the filesystem. Wake up possible waiters + * wanting to freeze the filesystem. + */ +static inline void sb_end_write(struct super_block *sb) +{ + __sb_end_write(sb, SB_FREEZE_WRITE); +} + +/** + * sb_end_pagefault - drop write access to a superblock from a page fault + * @sb: the super we wrote to + * + * Decrement number of processes handling write page fault to the filesystem. + * Wake up possible waiters wanting to freeze the filesystem. + */ +static inline void sb_end_pagefault(struct super_block *sb) +{ + __sb_end_write(sb, SB_FREEZE_PAGEFAULT); +} + +/** + * sb_end_intwrite - drop write access to a superblock for internal fs purposes + * @sb: the super we wrote to + * + * Decrement fs-internal number of writers to the filesystem. Wake up possible + * waiters wanting to freeze the filesystem. + */ +static inline void sb_end_intwrite(struct super_block *sb) +{ + __sb_end_write(sb, SB_FREEZE_FS); +} + +/** + * sb_start_write - get write access to a superblock + * @sb: the super we write to + * + * When a process wants to write data or metadata to a file system (i.e. dirty + * a page or an inode), it should embed the operation in a sb_start_write() - + * sb_end_write() pair to get exclusion against file system freezing. This + * function increments number of writers preventing freezing. If the file + * system is already frozen, the function waits until the file system is + * thawed. + * + * Since freeze protection behaves as a lock, users have to preserve + * ordering of freeze protection and other filesystem locks. Generally, + * freeze protection should be the outermost lock. In particular, we have: + * + * sb_start_write + * -> i_mutex (write path, truncate, directory ops, ...) + * -> s_umount (freeze_super, thaw_super) + */ +static inline void sb_start_write(struct super_block *sb) +{ + __sb_start_write(sb, SB_FREEZE_WRITE, true); +} + +static inline int sb_start_write_trylock(struct super_block *sb) +{ + return __sb_start_write(sb, SB_FREEZE_WRITE, false); +} + +/** + * sb_start_pagefault - get write access to a superblock from a page fault + * @sb: the super we write to + * + * When a process starts handling write page fault, it should embed the + * operation into sb_start_pagefault() - sb_end_pagefault() pair to get + * exclusion against file system freezing. This is needed since the page fault + * is going to dirty a page. This function increments number of running page + * faults preventing freezing. If the file system is already frozen, the + * function waits until the file system is thawed. + * + * Since page fault freeze protection behaves as a lock, users have to preserve + * ordering of freeze protection and other filesystem locks. It is advised to + * put sb_start_pagefault() close to mmap_sem in lock ordering. Page fault + * handling code implies lock dependency: + * + * mmap_sem + * -> sb_start_pagefault + */ +static inline void sb_start_pagefault(struct super_block *sb) +{ + __sb_start_write(sb, SB_FREEZE_PAGEFAULT, true); +} + +/* + * sb_start_intwrite - get write access to a superblock for internal fs purposes + * @sb: the super we write to + * + * This is the third level of protection against filesystem freezing. It is + * free for use by a filesystem. The only requirement is that it must rank + * below sb_start_pagefault. + * + * For example filesystem can call sb_start_intwrite() when starting a + * transaction which somewhat eases handling of freezing for internal sources + * of filesystem changes (internal fs threads, discarding preallocation on file + * close, etc.). + */ +static inline void sb_start_intwrite(struct super_block *sb) +{ + __sb_start_write(sb, SB_FREEZE_FS, true); +} + extern bool inode_owner_or_capable(const struct inode *inode); @@ -1730,7 +1860,6 @@ struct super_operations { int (*drop_inode) (struct inode *); void (*evict_inode) (struct inode *); void (*put_super) (struct super_block *); - void (*write_super) (struct super_block *); int (*sync_fs)(struct super_block *sb, int wait); int (*freeze_fs) (struct super_block *); int (*unfreeze_fs) (struct super_block *); @@ -1893,6 +2022,7 @@ struct file_system_type { struct lock_class_key s_lock_key; struct lock_class_key s_umount_key; struct lock_class_key s_vfs_rename_key; + struct lock_class_key s_writers_key[SB_FREEZE_LEVELS]; struct lock_class_key i_lock_key; struct lock_class_key i_mutex_key; @@ -2265,7 +2395,6 @@ extern int vfs_fsync_range(struct file *file, loff_t start, loff_t end, int datasync); extern int vfs_fsync(struct file *file, int datasync); extern int generic_write_sync(struct file *file, loff_t pos, loff_t count); -extern void sync_supers(void); extern void emergency_sync(void); extern void emergency_remount(void); #ifdef CONFIG_BLOCK @@ -2335,9 +2464,6 @@ static inline void i_readcount_inc(struct inode *inode) } #endif extern int do_pipe_flags(int *, int); -extern struct file *create_read_pipe(struct file *f, int flags); -extern struct file *create_write_pipe(int flags); -extern void free_write_pipe(struct file *); extern int kernel_read(struct file *, loff_t, char *, unsigned long); extern struct file * open_exec(const char *); diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h index af961d6f7ab1..642928cf57b4 100644 --- a/include/linux/ftrace_event.h +++ b/include/linux/ftrace_event.h @@ -306,9 +306,10 @@ extern void *perf_trace_buf_prepare(int size, unsigned short type, static inline void perf_trace_buf_submit(void *raw_data, int size, int rctx, u64 addr, - u64 count, struct pt_regs *regs, void *head) + u64 count, struct pt_regs *regs, void *head, + struct task_struct *task) { - perf_tp_event(addr, count, raw_data, size, regs, head, rctx); + perf_tp_event(addr, count, raw_data, size, regs, head, rctx, task); } #endif diff --git a/include/linux/fuse.h b/include/linux/fuse.h index 9303348965fb..d8c713e148e3 100644 --- a/include/linux/fuse.h +++ b/include/linux/fuse.h @@ -57,6 +57,9 @@ * * 7.19 * - add FUSE_FALLOCATE + * + * 7.20 + * - add FUSE_AUTO_INVAL_DATA */ #ifndef _LINUX_FUSE_H @@ -88,7 +91,7 @@ #define FUSE_KERNEL_VERSION 7 /** Minor version number of this interface */ -#define FUSE_KERNEL_MINOR_VERSION 19 +#define FUSE_KERNEL_MINOR_VERSION 20 /** The node ID of the root inode */ #define FUSE_ROOT_ID 1 @@ -163,10 +166,19 @@ struct fuse_file_lock { /** * INIT request/reply flags * + * FUSE_ASYNC_READ: asynchronous read requests * FUSE_POSIX_LOCKS: remote locking for POSIX file locks + * FUSE_FILE_OPS: kernel sends file handle for fstat, etc... (not yet supported) + * FUSE_ATOMIC_O_TRUNC: handles the O_TRUNC open flag in the filesystem * FUSE_EXPORT_SUPPORT: filesystem handles lookups of "." and ".." + * FUSE_BIG_WRITES: filesystem can handle write size larger than 4kB * FUSE_DONT_MASK: don't apply umask to file mode on create operations + * FUSE_SPLICE_WRITE: kernel supports splice write on the device + * FUSE_SPLICE_MOVE: kernel supports splice move on the device + * FUSE_SPLICE_READ: kernel supports splice read on the device * FUSE_FLOCK_LOCKS: remote locking for BSD style file locks + * FUSE_HAS_IOCTL_DIR: kernel supports ioctl on directories + * FUSE_AUTO_INVAL_DATA: automatically invalidate cached pages */ #define FUSE_ASYNC_READ (1 << 0) #define FUSE_POSIX_LOCKS (1 << 1) @@ -175,7 +187,12 @@ struct fuse_file_lock { #define FUSE_EXPORT_SUPPORT (1 << 4) #define FUSE_BIG_WRITES (1 << 5) #define FUSE_DONT_MASK (1 << 6) +#define FUSE_SPLICE_WRITE (1 << 7) +#define FUSE_SPLICE_MOVE (1 << 8) +#define FUSE_SPLICE_READ (1 << 9) #define FUSE_FLOCK_LOCKS (1 << 10) +#define FUSE_HAS_IOCTL_DIR (1 << 11) +#define FUSE_AUTO_INVAL_DATA (1 << 12) /** * CUSE INIT request/reply flags diff --git a/include/linux/genhd.h b/include/linux/genhd.h index ae0aaa9d42fa..4f440b3e89fe 100644 --- a/include/linux/genhd.h +++ b/include/linux/genhd.h @@ -97,7 +97,13 @@ struct partition_meta_info { struct hd_struct { sector_t start_sect; + /* + * nr_sects is protected by sequence counter. One might extend a + * partition while IO is happening to it and update of nr_sects + * can be non-atomic on 32bit machines with 64bit sector_t. + */ sector_t nr_sects; + seqcount_t nr_sects_seq; sector_t alignment_offset; unsigned int discard_alignment; struct device __dev; @@ -647,6 +653,57 @@ static inline void hd_struct_put(struct hd_struct *part) __delete_partition(part); } +/* + * Any access of part->nr_sects which is not protected by partition + * bd_mutex or gendisk bdev bd_mutex, should be done using this + * accessor function. + * + * Code written along the lines of i_size_read() and i_size_write(). + * CONFIG_PREEMPT case optimizes the case of UP kernel with preemption + * on. + */ +static inline sector_t part_nr_sects_read(struct hd_struct *part) +{ +#if BITS_PER_LONG==32 && defined(CONFIG_LBDAF) && defined(CONFIG_SMP) + sector_t nr_sects; + unsigned seq; + do { + seq = read_seqcount_begin(&part->nr_sects_seq); + nr_sects = part->nr_sects; + } while (read_seqcount_retry(&part->nr_sects_seq, seq)); + return nr_sects; +#elif BITS_PER_LONG==32 && defined(CONFIG_LBDAF) && defined(CONFIG_PREEMPT) + sector_t nr_sects; + + preempt_disable(); + nr_sects = part->nr_sects; + preempt_enable(); + return nr_sects; +#else + return part->nr_sects; +#endif +} + +/* + * Should be called with mutex lock held (typically bd_mutex) of partition + * to provide mutual exlusion among writers otherwise seqcount might be + * left in wrong state leaving the readers spinning infinitely. + */ +static inline void part_nr_sects_write(struct hd_struct *part, sector_t size) +{ +#if BITS_PER_LONG==32 && defined(CONFIG_LBDAF) && defined(CONFIG_SMP) + write_seqcount_begin(&part->nr_sects_seq); + part->nr_sects = size; + write_seqcount_end(&part->nr_sects_seq); +#elif BITS_PER_LONG==32 && defined(CONFIG_LBDAF) && defined(CONFIG_PREEMPT) + preempt_disable(); + part->nr_sects = size; + preempt_enable(); +#else + part->nr_sects = size; +#endif +} + #else /* CONFIG_BLOCK */ static inline void printk_all_partitions(void) { } diff --git a/include/linux/hardirq.h b/include/linux/hardirq.h index bb7f30971858..305f23cd7cff 100644 --- a/include/linux/hardirq.h +++ b/include/linux/hardirq.h @@ -22,7 +22,7 @@ * * - bits 16-25 are the hardirq count (max # of nested hardirqs: 1024) * - bit 26 is the NMI_MASK - * - bit 28 is the PREEMPT_ACTIVE flag + * - bit 27 is the PREEMPT_ACTIVE flag * * PREEMPT_MASK: 0x000000ff * SOFTIRQ_MASK: 0x0000ff00 diff --git a/include/linux/if_team.h b/include/linux/if_team.h index 6960fc1841a7..aa2e167e1ef4 100644 --- a/include/linux/if_team.h +++ b/include/linux/if_team.h @@ -96,21 +96,6 @@ static inline void team_netpoll_send_skb(struct team_port *port, } #endif -static inline int team_dev_queue_xmit(struct team *team, struct team_port *port, - struct sk_buff *skb) -{ - BUILD_BUG_ON(sizeof(skb->queue_mapping) != - sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); - skb_set_queue_mapping(skb, qdisc_skb_cb(skb)->slave_dev_queue_mapping); - - skb->dev = port->dev; - if (unlikely(netpoll_tx_running(port->dev))) { - team_netpoll_send_skb(port, skb); - return 0; - } - return dev_queue_xmit(skb); -} - struct team_mode_ops { int (*init)(struct team *team); void (*exit)(struct team *team); @@ -200,6 +185,21 @@ struct team { long mode_priv[TEAM_MODE_PRIV_LONGS]; }; +static inline int team_dev_queue_xmit(struct team *team, struct team_port *port, + struct sk_buff *skb) +{ + BUILD_BUG_ON(sizeof(skb->queue_mapping) != + sizeof(qdisc_skb_cb(skb)->slave_dev_queue_mapping)); + skb_set_queue_mapping(skb, qdisc_skb_cb(skb)->slave_dev_queue_mapping); + + skb->dev = port->dev; + if (unlikely(netpoll_tx_running(team->dev))) { + team_netpoll_send_skb(port, skb); + return 0; + } + return dev_queue_xmit(skb); +} + static inline struct hlist_head *team_port_index_hash(struct team *team, int port_index) { diff --git a/include/linux/iio/frequency/adf4350.h b/include/linux/iio/frequency/adf4350.h index b76b4a87065e..be91f344d5fc 100644 --- a/include/linux/iio/frequency/adf4350.h +++ b/include/linux/iio/frequency/adf4350.h @@ -87,6 +87,8 @@ #define ADF4350_MAX_BANDSEL_CLK 125000 /* Hz */ #define ADF4350_MAX_FREQ_REFIN 250000000 /* Hz */ #define ADF4350_MAX_MODULUS 4095 +#define ADF4350_MAX_R_CNT 1023 + /** * struct adf4350_platform_data - platform specific information diff --git a/include/linux/input/eeti_ts.h b/include/linux/input/eeti_ts.h index f875b316249d..16625d799b6f 100644 --- a/include/linux/input/eeti_ts.h +++ b/include/linux/input/eeti_ts.h @@ -2,6 +2,7 @@ #define LINUX_INPUT_EETI_TS_H struct eeti_ts_platform_data { + int irq_gpio; unsigned int irq_active_high; }; diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 54d6d690073c..7e83370e6fd2 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -20,6 +20,7 @@ #define __LINUX_IOMMU_H #include <linux/errno.h> +#include <linux/types.h> #define IOMMU_READ (1) #define IOMMU_WRITE (2) @@ -30,6 +31,7 @@ struct iommu_group; struct bus_type; struct device; struct iommu_domain; +struct notifier_block; /* iommu fault flags */ #define IOMMU_FAULT_READ 0x0 diff --git a/include/linux/ipv6.h b/include/linux/ipv6.h index 379e433e15e0..879db26ec401 100644 --- a/include/linux/ipv6.h +++ b/include/linux/ipv6.h @@ -369,6 +369,7 @@ struct ipv6_pinfo { __u8 rcv_tclass; __u32 dst_cookie; + __u32 rx_dst_cookie; struct ipv6_mc_socklist __rcu *ipv6_mc_list; struct ipv6_ac_socklist *ipv6_ac_list; diff --git a/include/linux/irq.h b/include/linux/irq.h index 553fb66da130..216b0ba109d7 100644 --- a/include/linux/irq.h +++ b/include/linux/irq.h @@ -349,6 +349,7 @@ enum { IRQCHIP_MASK_ON_SUSPEND = (1 << 2), IRQCHIP_ONOFFLINE_ENABLED = (1 << 3), IRQCHIP_SKIP_SET_WAKE = (1 << 4), + IRQCHIP_ONESHOT_SAFE = (1 << 5), }; /* This include will go away once we isolated irq_desc usage to core code */ diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h index f334c7fab967..3efc43f3f162 100644 --- a/include/linux/jbd2.h +++ b/include/linux/jbd2.h @@ -1125,6 +1125,7 @@ extern int jbd2_journal_destroy (journal_t *); extern int jbd2_journal_recover (journal_t *journal); extern int jbd2_journal_wipe (journal_t *, int); extern int jbd2_journal_skip_recovery (journal_t *); +extern void jbd2_journal_update_sb_errno(journal_t *); extern void jbd2_journal_update_sb_log_tail (journal_t *, tid_t, unsigned long, int); extern void __jbd2_journal_abort_hard (journal_t *); diff --git a/include/linux/jiffies.h b/include/linux/jiffies.h index 265e2c3cbd1c..82680541576d 100644 --- a/include/linux/jiffies.h +++ b/include/linux/jiffies.h @@ -39,9 +39,6 @@ # error Invalid value of HZ. #endif -/* LATCH is used in the interval timer and ftape setup. */ -#define LATCH ((CLOCK_TICK_RATE + HZ/2) / HZ) /* For divider */ - /* Suppose we want to divide two numbers NOM and DEN: NOM/DEN, then we can * improve accuracy by shifting LSH bits, hence calculating: * (NOM << LSH) / DEN @@ -54,18 +51,30 @@ #define SH_DIV(NOM,DEN,LSH) ( (((NOM) / (DEN)) << (LSH)) \ + ((((NOM) % (DEN)) << (LSH)) + (DEN) / 2) / (DEN)) -/* HZ is the requested value. ACTHZ is actual HZ ("<< 8" is for accuracy) */ -#define ACTHZ (SH_DIV (CLOCK_TICK_RATE, LATCH, 8)) +#ifdef CLOCK_TICK_RATE +/* LATCH is used in the interval timer and ftape setup. */ +# define LATCH ((CLOCK_TICK_RATE + HZ/2) / HZ) /* For divider */ + +/* + * HZ is the requested value. However the CLOCK_TICK_RATE may not allow + * for exactly HZ. So SHIFTED_HZ is high res HZ ("<< 8" is for accuracy) + */ +# define SHIFTED_HZ (SH_DIV(CLOCK_TICK_RATE, LATCH, 8)) +#else +# define SHIFTED_HZ (HZ << 8) +#endif -/* TICK_NSEC is the time between ticks in nsec assuming real ACTHZ */ -#define TICK_NSEC (SH_DIV (1000000UL * 1000, ACTHZ, 8)) +/* TICK_NSEC is the time between ticks in nsec assuming SHIFTED_HZ */ +#define TICK_NSEC (SH_DIV(1000000UL * 1000, SHIFTED_HZ, 8)) /* TICK_USEC is the time between ticks in usec assuming fake USER_HZ */ #define TICK_USEC ((1000000UL + USER_HZ/2) / USER_HZ) -/* TICK_USEC_TO_NSEC is the time between ticks in nsec assuming real ACTHZ and */ -/* a value TUSEC for TICK_USEC (can be set bij adjtimex) */ -#define TICK_USEC_TO_NSEC(TUSEC) (SH_DIV (TUSEC * USER_HZ * 1000, ACTHZ, 8)) +/* + * TICK_USEC_TO_NSEC is the time between ticks in nsec assuming SHIFTED_HZ and + * a value TUSEC for TICK_USEC (can be set bij adjtimex) + */ +#define TICK_USEC_TO_NSEC(TUSEC) (SH_DIV(TUSEC * USER_HZ * 1000, SHIFTED_HZ, 8)) /* some arch's have a small-data section that can be accessed register-relative * but that can only take up to, say, 4-byte variables. jiffies being part of diff --git a/include/linux/kdb.h b/include/linux/kdb.h index 064725854db8..42d9e863a313 100644 --- a/include/linux/kdb.h +++ b/include/linux/kdb.h @@ -75,8 +75,6 @@ extern const char *kdb_diemsg; #define KDB_FLAG_CATASTROPHIC (1 << 1) /* A catastrophic event has occurred */ #define KDB_FLAG_CMD_INTERRUPT (1 << 2) /* Previous command was interrupted */ #define KDB_FLAG_NOIPI (1 << 3) /* Do not send IPIs */ -#define KDB_FLAG_ONLY_DO_DUMP (1 << 4) /* Only do a dump, used when - * kdb is off */ #define KDB_FLAG_NO_CONSOLE (1 << 5) /* No console is available, * kdb is disabled */ #define KDB_FLAG_NO_VT_CONSOLE (1 << 6) /* No VT console is available, do diff --git a/include/linux/kernel.h b/include/linux/kernel.h index 604382143bcf..594b419b7d20 100644 --- a/include/linux/kernel.h +++ b/include/linux/kernel.h @@ -82,10 +82,18 @@ __x - (__x % (y)); \ } \ ) + +/* + * Divide positive or negative dividend by positive divisor and round + * to closest integer. Result is undefined for negative divisors. + */ #define DIV_ROUND_CLOSEST(x, divisor)( \ { \ - typeof(divisor) __divisor = divisor; \ - (((x) + ((__divisor) / 2)) / (__divisor)); \ + typeof(x) __x = x; \ + typeof(divisor) __d = divisor; \ + (((typeof(x))-1) >= 0 || (__x) >= 0) ? \ + (((__x) + ((__d) / 2)) / (__d)) : \ + (((__x) - ((__d) / 2)) / (__d)); \ } \ ) diff --git a/include/linux/kref.h b/include/linux/kref.h index 9c07dcebded7..65af6887872f 100644 --- a/include/linux/kref.h +++ b/include/linux/kref.h @@ -18,6 +18,7 @@ #include <linux/bug.h> #include <linux/atomic.h> #include <linux/kernel.h> +#include <linux/mutex.h> struct kref { atomic_t refcount; @@ -93,4 +94,21 @@ static inline int kref_put(struct kref *kref, void (*release)(struct kref *kref) { return kref_sub(kref, 1, release); } + +static inline int kref_put_mutex(struct kref *kref, + void (*release)(struct kref *kref), + struct mutex *lock) +{ + WARN_ON(release == NULL); + if (unlikely(!atomic_add_unless(&kref->refcount, -1, 1))) { + mutex_lock(lock); + if (unlikely(!atomic_dec_and_test(&kref->refcount))) { + mutex_unlock(lock); + return 0; + } + release(kref); + return 1; + } + return 0; +} #endif /* _KREF_H_ */ diff --git a/include/linux/ktime.h b/include/linux/ktime.h index 603bec2913b0..06177ba10a16 100644 --- a/include/linux/ktime.h +++ b/include/linux/ktime.h @@ -58,13 +58,6 @@ union ktime { typedef union ktime ktime_t; /* Kill this */ -#define KTIME_MAX ((s64)~((u64)1 << 63)) -#if (BITS_PER_LONG == 64) -# define KTIME_SEC_MAX (KTIME_MAX / NSEC_PER_SEC) -#else -# define KTIME_SEC_MAX LONG_MAX -#endif - /* * ktime_t definitions when using the 64-bit scalar representation: */ diff --git a/include/linux/mempool.h b/include/linux/mempool.h index 7c08052e3321..39ed62ab5b8a 100644 --- a/include/linux/mempool.h +++ b/include/linux/mempool.h @@ -26,7 +26,8 @@ typedef struct mempool_s { extern mempool_t *mempool_create(int min_nr, mempool_alloc_t *alloc_fn, mempool_free_t *free_fn, void *pool_data); extern mempool_t *mempool_create_node(int min_nr, mempool_alloc_t *alloc_fn, - mempool_free_t *free_fn, void *pool_data, int nid); + mempool_free_t *free_fn, void *pool_data, + gfp_t gfp_mask, int nid); extern int mempool_resize(mempool_t *pool, int new_min_nr, gfp_t gfp_mask); extern void mempool_destroy(mempool_t *pool); diff --git a/include/linux/mfd/ezx-pcap.h b/include/linux/mfd/ezx-pcap.h index 40c372165f3e..32a1b5cfeba1 100644 --- a/include/linux/mfd/ezx-pcap.h +++ b/include/linux/mfd/ezx-pcap.h @@ -16,6 +16,7 @@ struct pcap_subdev { struct pcap_platform_data { unsigned int irq_base; unsigned int config; + int gpio; void (*init) (void *); /* board specific init */ int num_subdevs; struct pcap_subdev *subdevs; diff --git a/include/linux/mm.h b/include/linux/mm.h index bd079a1b0fdc..311be906b57d 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -1441,6 +1441,7 @@ extern void truncate_inode_pages_range(struct address_space *, /* generic vm_area_ops exported for stackable file systems */ extern int filemap_fault(struct vm_area_struct *, struct vm_fault *); +extern int filemap_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf); /* mm/page-writeback.c */ int write_one_page(struct page *page, int wait); diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h index 111aca5e97f3..4b27f9f503e4 100644 --- a/include/linux/mmc/card.h +++ b/include/linux/mmc/card.h @@ -239,6 +239,7 @@ struct mmc_card { #define MMC_QUIRK_BLK_NO_CMD23 (1<<7) /* Avoid CMD23 for regular multiblock */ #define MMC_QUIRK_BROKEN_BYTE_MODE_512 (1<<8) /* Avoid sending 512 bytes in */ #define MMC_QUIRK_LONG_READ_TIME (1<<9) /* Data read time > CSD says */ +#define MMC_QUIRK_SEC_ERASE_TRIM_BROKEN (1<<10) /* Skip secure for erase/trim */ /* byte mode */ unsigned int poweroff_notify_state; /* eMMC4.5 notify feature */ #define MMC_NO_POWER_NOTIFICATION 0 diff --git a/include/linux/mv643xx_eth.h b/include/linux/mv643xx_eth.h index 51bf8ada6dc0..49258e0ed1c6 100644 --- a/include/linux/mv643xx_eth.h +++ b/include/linux/mv643xx_eth.h @@ -15,6 +15,8 @@ #define MV643XX_ETH_SIZE_REG_4 0x2224 #define MV643XX_ETH_BASE_ADDR_ENABLE_REG 0x2290 +#define MV643XX_TX_CSUM_DEFAULT_LIMIT 0 + struct mv643xx_eth_shared_platform_data { struct mbus_dram_target_info *dram; struct platform_device *shared_smi; diff --git a/include/linux/namei.h b/include/linux/namei.h index d2ef8b34b967..4bf19d8174ed 100644 --- a/include/linux/namei.h +++ b/include/linux/namei.h @@ -67,6 +67,7 @@ extern int kern_path(const char *, unsigned, struct path *); extern struct dentry *kern_path_create(int, const char *, struct path *, int); extern struct dentry *user_path_create(int, const char __user *, struct path *, int); +extern void done_path_create(struct path *, struct dentry *); extern struct dentry *kern_path_locked(const char *, struct path *); extern int vfs_path_lookup(struct dentry *, struct vfsmount *, const char *, unsigned int, struct path *); diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index eb06e58bed0b..59dc05f38247 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -953,7 +953,8 @@ struct net_device_ops { #ifdef CONFIG_NET_POLL_CONTROLLER void (*ndo_poll_controller)(struct net_device *dev); int (*ndo_netpoll_setup)(struct net_device *dev, - struct netpoll_info *info); + struct netpoll_info *info, + gfp_t gfp); void (*ndo_netpoll_cleanup)(struct net_device *dev); #endif int (*ndo_set_vf_mac)(struct net_device *dev, @@ -1300,6 +1301,8 @@ struct net_device { /* for setting kernel sock attribute on TCP connection setup */ #define GSO_MAX_SIZE 65536 unsigned int gso_max_size; +#define GSO_MAX_SEGS 65535 + u16 gso_max_segs; #ifdef CONFIG_DCB /* Data Center Bridging netlink ops */ @@ -1519,6 +1522,8 @@ struct packet_type { struct sk_buff **(*gro_receive)(struct sk_buff **head, struct sk_buff *skb); int (*gro_complete)(struct sk_buff *skb); + bool (*id_match)(struct packet_type *ptype, + struct sock *sk); void *af_packet_priv; struct list_head list; }; diff --git a/include/linux/netfilter/nf_conntrack_sip.h b/include/linux/netfilter/nf_conntrack_sip.h index 0dfc8b7210a3..89f2a627f3f0 100644 --- a/include/linux/netfilter/nf_conntrack_sip.h +++ b/include/linux/netfilter/nf_conntrack_sip.h @@ -164,7 +164,7 @@ extern int ct_sip_parse_address_param(const struct nf_conn *ct, const char *dptr unsigned int dataoff, unsigned int datalen, const char *name, unsigned int *matchoff, unsigned int *matchlen, - union nf_inet_addr *addr); + union nf_inet_addr *addr, bool delim); extern int ct_sip_parse_numerical_param(const struct nf_conn *ct, const char *dptr, unsigned int off, unsigned int datalen, const char *name, diff --git a/include/linux/netpoll.h b/include/linux/netpoll.h index 28f5389c924b..66d5379c305e 100644 --- a/include/linux/netpoll.h +++ b/include/linux/netpoll.h @@ -23,6 +23,7 @@ struct netpoll { u8 remote_mac[ETH_ALEN]; struct list_head rx; /* rx_np list element */ + struct rcu_head rcu; }; struct netpoll_info { @@ -38,28 +39,40 @@ struct netpoll_info { struct delayed_work tx_work; struct netpoll *netpoll; + struct rcu_head rcu; }; void netpoll_send_udp(struct netpoll *np, const char *msg, int len); void netpoll_print_options(struct netpoll *np); int netpoll_parse_options(struct netpoll *np, char *opt); -int __netpoll_setup(struct netpoll *np, struct net_device *ndev); +int __netpoll_setup(struct netpoll *np, struct net_device *ndev, gfp_t gfp); int netpoll_setup(struct netpoll *np); int netpoll_trap(void); void netpoll_set_trap(int trap); void __netpoll_cleanup(struct netpoll *np); +void __netpoll_free_rcu(struct netpoll *np); void netpoll_cleanup(struct netpoll *np); -int __netpoll_rx(struct sk_buff *skb); +int __netpoll_rx(struct sk_buff *skb, struct netpoll_info *npinfo); void netpoll_send_skb_on_dev(struct netpoll *np, struct sk_buff *skb, struct net_device *dev); static inline void netpoll_send_skb(struct netpoll *np, struct sk_buff *skb) { + unsigned long flags; + local_irq_save(flags); netpoll_send_skb_on_dev(np, skb, np->dev); + local_irq_restore(flags); } #ifdef CONFIG_NETPOLL +static inline bool netpoll_rx_on(struct sk_buff *skb) +{ + struct netpoll_info *npinfo = rcu_dereference_bh(skb->dev->npinfo); + + return npinfo && (!list_empty(&npinfo->rx_np) || npinfo->rx_flags); +} + static inline bool netpoll_rx(struct sk_buff *skb) { struct netpoll_info *npinfo; @@ -67,14 +80,14 @@ static inline bool netpoll_rx(struct sk_buff *skb) bool ret = false; local_irq_save(flags); - npinfo = rcu_dereference_bh(skb->dev->npinfo); - if (!npinfo || (list_empty(&npinfo->rx_np) && !npinfo->rx_flags)) + if (!netpoll_rx_on(skb)) goto out; + npinfo = rcu_dereference_bh(skb->dev->npinfo); spin_lock(&npinfo->rx_lock); /* check rx_flags again with the lock held */ - if (npinfo->rx_flags && __netpoll_rx(skb)) + if (npinfo->rx_flags && __netpoll_rx(skb, npinfo)) ret = true; spin_unlock(&npinfo->rx_lock); @@ -83,13 +96,6 @@ out: return ret; } -static inline int netpoll_rx_on(struct sk_buff *skb) -{ - struct netpoll_info *npinfo = rcu_dereference_bh(skb->dev->npinfo); - - return npinfo && (!list_empty(&npinfo->rx_np) || npinfo->rx_flags); -} - static inline int netpoll_receive_skb(struct sk_buff *skb) { if (!list_empty(&skb->dev->napi_list)) @@ -119,7 +125,7 @@ static inline void netpoll_poll_unlock(void *have) } } -static inline int netpoll_tx_running(struct net_device *dev) +static inline bool netpoll_tx_running(struct net_device *dev) { return irqs_disabled(); } @@ -127,11 +133,11 @@ static inline int netpoll_tx_running(struct net_device *dev) #else static inline bool netpoll_rx(struct sk_buff *skb) { - return 0; + return false; } -static inline int netpoll_rx_on(struct sk_buff *skb) +static inline bool netpoll_rx_on(struct sk_buff *skb) { - return 0; + return false; } static inline int netpoll_receive_skb(struct sk_buff *skb) { @@ -147,9 +153,9 @@ static inline void netpoll_poll_unlock(void *have) static inline void netpoll_netdev_init(struct net_device *dev) { } -static inline int netpoll_tx_running(struct net_device *dev) +static inline bool netpoll_tx_running(struct net_device *dev) { - return 0; + return false; } #endif diff --git a/include/linux/nfsd/nfsfh.h b/include/linux/nfsd/nfsfh.h index ce4743a26015..fa63048fecff 100644 --- a/include/linux/nfsd/nfsfh.h +++ b/include/linux/nfsd/nfsfh.h @@ -143,6 +143,7 @@ typedef struct svc_fh { int fh_maxsize; /* max size for fh_handle */ unsigned char fh_locked; /* inode locked by us */ + unsigned char fh_want_write; /* remount protection taken */ #ifdef CONFIG_NFSD_V3 unsigned char fh_post_saved; /* post-op attrs saved */ diff --git a/include/linux/of.h b/include/linux/of.h index 5919ee33f2b7..1b1163225f3b 100644 --- a/include/linux/of.h +++ b/include/linux/of.h @@ -190,10 +190,17 @@ extern struct device_node *of_get_parent(const struct device_node *node); extern struct device_node *of_get_next_parent(struct device_node *node); extern struct device_node *of_get_next_child(const struct device_node *node, struct device_node *prev); +extern struct device_node *of_get_next_available_child( + const struct device_node *node, struct device_node *prev); + #define for_each_child_of_node(parent, child) \ for (child = of_get_next_child(parent, NULL); child != NULL; \ child = of_get_next_child(parent, child)) +#define for_each_available_child_of_node(parent, child) \ + for (child = of_get_next_available_child(parent, NULL); child != NULL; \ + child = of_get_next_available_child(parent, child)) + static inline int of_get_child_count(const struct device_node *np) { struct device_node *child; diff --git a/include/linux/olpc-ec.h b/include/linux/olpc-ec.h new file mode 100644 index 000000000000..5bb6e760aa61 --- /dev/null +++ b/include/linux/olpc-ec.h @@ -0,0 +1,41 @@ +#ifndef _LINUX_OLPC_EC_H +#define _LINUX_OLPC_EC_H + +/* XO-1 EC commands */ +#define EC_FIRMWARE_REV 0x08 +#define EC_WRITE_SCI_MASK 0x1b +#define EC_WAKE_UP_WLAN 0x24 +#define EC_WLAN_LEAVE_RESET 0x25 +#define EC_READ_EB_MODE 0x2a +#define EC_SET_SCI_INHIBIT 0x32 +#define EC_SET_SCI_INHIBIT_RELEASE 0x34 +#define EC_WLAN_ENTER_RESET 0x35 +#define EC_WRITE_EXT_SCI_MASK 0x38 +#define EC_SCI_QUERY 0x84 +#define EC_EXT_SCI_QUERY 0x85 + +struct platform_device; + +struct olpc_ec_driver { + int (*probe)(struct platform_device *); + int (*suspend)(struct platform_device *); + int (*resume)(struct platform_device *); + + int (*ec_cmd)(u8, u8 *, size_t, u8 *, size_t, void *); +}; + +#ifdef CONFIG_OLPC + +extern void olpc_ec_driver_register(struct olpc_ec_driver *drv, void *arg); + +extern int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf, + size_t outlen); + +#else + +static inline int olpc_ec_cmd(u8 cmd, u8 *inbuf, size_t inlen, u8 *outbuf, + size_t outlen) { return -ENODEV; } + +#endif /* CONFIG_OLPC */ + +#endif /* _LINUX_OLPC_EC_H */ diff --git a/include/linux/omap-dma.h b/include/linux/omap-dma.h new file mode 100644 index 000000000000..eb475a8ea25b --- /dev/null +++ b/include/linux/omap-dma.h @@ -0,0 +1,22 @@ +/* + * OMAP DMA Engine support + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef __LINUX_OMAP_DMA_H +#define __LINUX_OMAP_DMA_H + +struct dma_chan; + +#if defined(CONFIG_DMA_OMAP) || defined(CONFIG_DMA_OMAP_MODULE) +bool omap_dma_filter_fn(struct dma_chan *, void *); +#else +static inline bool omap_dma_filter_fn(struct dma_chan *c, void *d) +{ + return false; +} +#endif + +#endif diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index fc3526077348..6b4565c440c8 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -2149,7 +2149,7 @@ #define PCI_DEVICE_ID_TIGON3_5704S 0x16a8 #define PCI_DEVICE_ID_NX2_57800_VF 0x16a9 #define PCI_DEVICE_ID_NX2_5706S 0x16aa -#define PCI_DEVICE_ID_NX2_57840_MF 0x16ab +#define PCI_DEVICE_ID_NX2_57840_MF 0x16a4 #define PCI_DEVICE_ID_NX2_5708S 0x16ac #define PCI_DEVICE_ID_NX2_57840_VF 0x16ad #define PCI_DEVICE_ID_NX2_57810_MF 0x16ae diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h index 76c5c8b724a7..7602ccb3f40e 100644 --- a/include/linux/perf_event.h +++ b/include/linux/perf_event.h @@ -1272,7 +1272,8 @@ static inline bool perf_paranoid_kernel(void) extern void perf_event_init(void); extern void perf_tp_event(u64 addr, u64 count, void *record, int entry_size, struct pt_regs *regs, - struct hlist_head *head, int rctx); + struct hlist_head *head, int rctx, + struct task_struct *task); extern void perf_bp_event(struct perf_event *event, void *data); #ifndef perf_misc_flags diff --git a/include/linux/pinctrl/consumer.h b/include/linux/pinctrl/consumer.h index 6dd96fb45482..e9b7f4350844 100644 --- a/include/linux/pinctrl/consumer.h +++ b/include/linux/pinctrl/consumer.h @@ -20,6 +20,7 @@ /* This struct is private to the core and should be regarded as a cookie */ struct pinctrl; struct pinctrl_state; +struct device; #ifdef CONFIG_PINCTRL diff --git a/include/linux/pipe_fs_i.h b/include/linux/pipe_fs_i.h index e11d1c0fc60f..ad1a427b5267 100644 --- a/include/linux/pipe_fs_i.h +++ b/include/linux/pipe_fs_i.h @@ -160,4 +160,6 @@ void generic_pipe_buf_release(struct pipe_inode_info *, struct pipe_buffer *); long pipe_fcntl(struct file *, unsigned int, unsigned long arg); struct pipe_inode_info *get_pipe_info(struct file *file); +int create_pipe_files(struct file **, int); + #endif diff --git a/include/linux/sched.h b/include/linux/sched.h index c147e7024f11..b8c86648a2f9 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h @@ -334,14 +334,6 @@ static inline void lockup_detector_init(void) } #endif -#if defined(CONFIG_LOCKUP_DETECTOR) && defined(CONFIG_SUSPEND) -void lockup_detector_bootcpu_resume(void); -#else -static inline void lockup_detector_bootcpu_resume(void) -{ -} -#endif - #ifdef CONFIG_DETECT_HUNG_TASK extern unsigned int sysctl_hung_task_panic; extern unsigned long sysctl_hung_task_check_count; diff --git a/include/linux/security.h b/include/linux/security.h index 4e5a73cdbbef..3dea6a9d568f 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -1242,8 +1242,6 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts) * Check that the @parent process has sufficient permission to trace the * current process before allowing the current process to present itself * to the @parent process for tracing. - * The parent process will still have to undergo the ptrace_access_check - * checks before it is allowed to trace this one. * @parent contains the task_struct structure for debugger process. * Return 0 if permission is granted. * @capget: diff --git a/include/linux/shdma-base.h b/include/linux/shdma-base.h index 93f9821554b6..a3728bf66f0e 100644 --- a/include/linux/shdma-base.h +++ b/include/linux/shdma-base.h @@ -50,6 +50,7 @@ struct shdma_desc { struct list_head node; struct dma_async_tx_descriptor async_tx; enum dma_transfer_direction direction; + size_t partial; dma_cookie_t cookie; int chunks; int mark; @@ -98,6 +99,7 @@ struct shdma_ops { void (*start_xfer)(struct shdma_chan *, struct shdma_desc *); struct shdma_desc *(*embedded_desc)(void *, int); bool (*chan_irq)(struct shdma_chan *, int); + size_t (*get_partial)(struct shdma_chan *, struct shdma_desc *); }; struct shdma_dev { diff --git a/include/linux/string.h b/include/linux/string.h index ffe0442e18d2..b9178812d9df 100644 --- a/include/linux/string.h +++ b/include/linux/string.h @@ -144,8 +144,8 @@ static inline bool strstarts(const char *str, const char *prefix) { return strncmp(str, prefix, strlen(prefix)) == 0; } -#endif extern size_t memweight(const void *ptr, size_t bytes); +#endif /* __KERNEL__ */ #endif /* _LINUX_STRING_H_ */ diff --git a/include/linux/time.h b/include/linux/time.h index c81c5e40fcb5..b51e664c83e7 100644 --- a/include/linux/time.h +++ b/include/linux/time.h @@ -107,11 +107,36 @@ static inline struct timespec timespec_sub(struct timespec lhs, return ts_delta; } +#define KTIME_MAX ((s64)~((u64)1 << 63)) +#if (BITS_PER_LONG == 64) +# define KTIME_SEC_MAX (KTIME_MAX / NSEC_PER_SEC) +#else +# define KTIME_SEC_MAX LONG_MAX +#endif + /* * Returns true if the timespec is norm, false if denorm: */ -#define timespec_valid(ts) \ - (((ts)->tv_sec >= 0) && (((unsigned long) (ts)->tv_nsec) < NSEC_PER_SEC)) +static inline bool timespec_valid(const struct timespec *ts) +{ + /* Dates before 1970 are bogus */ + if (ts->tv_sec < 0) + return false; + /* Can't have more nanoseconds then a second */ + if ((unsigned long)ts->tv_nsec >= NSEC_PER_SEC) + return false; + return true; +} + +static inline bool timespec_valid_strict(const struct timespec *ts) +{ + if (!timespec_valid(ts)) + return false; + /* Disallow values that could overflow ktime_t */ + if ((unsigned long long)ts->tv_sec >= KTIME_SEC_MAX) + return false; + return true; +} extern void read_persistent_clock(struct timespec *ts); extern void read_boot_clock(struct timespec *ts); diff --git a/include/linux/timex.h b/include/linux/timex.h index 99bc88b1fc02..7c5ceb20e03a 100644 --- a/include/linux/timex.h +++ b/include/linux/timex.h @@ -232,7 +232,7 @@ struct timex { * estimated error = NTP dispersion. */ extern unsigned long tick_usec; /* USER_HZ period (usec) */ -extern unsigned long tick_nsec; /* ACTHZ period (nsec) */ +extern unsigned long tick_nsec; /* SHIFTED_HZ period (nsec) */ extern void ntp_init(void); extern void ntp_clear(void); diff --git a/include/linux/topology.h b/include/linux/topology.h index e91cd43394df..fec12d667211 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -164,6 +164,7 @@ int arch_update_cpu_topology(void); | 0*SD_SHARE_CPUPOWER \ | 0*SD_SHARE_PKG_RESOURCES \ | 0*SD_SERIALIZE \ + | 1*SD_PREFER_SIBLING \ , \ .last_balance = jiffies, \ .balance_interval = 1, \ diff --git a/include/linux/writeback.h b/include/linux/writeback.h index c66fe3332d83..50c3e8fa06a8 100644 --- a/include/linux/writeback.h +++ b/include/linux/writeback.h @@ -104,7 +104,6 @@ static inline void wait_on_inode(struct inode *inode) wait_on_bit(&inode->i_state, __I_NEW, inode_wait, TASK_UNINTERRUPTIBLE); } - /* * mm/page-writeback.c */ diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h index 493fa0c79005..3d254e10ff30 100644 --- a/include/net/cfg80211.h +++ b/include/net/cfg80211.h @@ -96,6 +96,7 @@ enum ieee80211_band { * is not permitted. * @IEEE80211_CHAN_NO_HT40MINUS: extension channel below this channel * is not permitted. + * @IEEE80211_CHAN_NO_OFDM: OFDM is not allowed on this channel. */ enum ieee80211_channel_flags { IEEE80211_CHAN_DISABLED = 1<<0, @@ -104,6 +105,7 @@ enum ieee80211_channel_flags { IEEE80211_CHAN_RADAR = 1<<3, IEEE80211_CHAN_NO_HT40PLUS = 1<<4, IEEE80211_CHAN_NO_HT40MINUS = 1<<5, + IEEE80211_CHAN_NO_OFDM = 1<<6, }; #define IEEE80211_CHAN_NO_HT40 \ diff --git a/include/net/codel.h b/include/net/codel.h index 550debfc2403..389cf621161d 100644 --- a/include/net/codel.h +++ b/include/net/codel.h @@ -305,6 +305,8 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, } } } else if (drop) { + u32 delta; + if (params->ecn && INET_ECN_set_ce(skb)) { stats->ecn_mark++; } else { @@ -320,9 +322,11 @@ static struct sk_buff *codel_dequeue(struct Qdisc *sch, * assume that the drop rate that controlled the queue on the * last cycle is a good starting point to control it now. */ - if (codel_time_before(now - vars->drop_next, + delta = vars->count - vars->lastcount; + if (delta > 1 && + codel_time_before(now - vars->drop_next, 16 * params->interval)) { - vars->count = (vars->count - vars->lastcount) | 1; + vars->count = delta; /* we dont care if rec_inv_sqrt approximation * is not very precise : * Next Newton steps will correct it quadratically. diff --git a/include/net/dst.h b/include/net/dst.h index baf597890064..621e3513ef5e 100644 --- a/include/net/dst.h +++ b/include/net/dst.h @@ -110,7 +110,7 @@ struct dst_entry { }; extern u32 *dst_cow_metrics_generic(struct dst_entry *dst, unsigned long old); -extern const u32 dst_default_metrics[RTAX_MAX]; +extern const u32 dst_default_metrics[]; #define DST_METRICS_READ_ONLY 0x1UL #define __DST_METRICS_PTR(Y) \ diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h index 5ee66f517b4f..ba1d3615acbb 100644 --- a/include/net/inet_connection_sock.h +++ b/include/net/inet_connection_sock.h @@ -39,6 +39,7 @@ struct inet_connection_sock_af_ops { int (*queue_xmit)(struct sk_buff *skb, struct flowi *fl); void (*send_check)(struct sock *sk, struct sk_buff *skb); int (*rebuild_header)(struct sock *sk); + void (*sk_rx_dst_set)(struct sock *sk, const struct sk_buff *skb); int (*conn_request)(struct sock *sk, struct sk_buff *skb); struct sock *(*syn_recv_sock)(struct sock *sk, struct sk_buff *skb, struct request_sock *req, diff --git a/include/net/inet_sock.h b/include/net/inet_sock.h index 83b567fe1941..613cfa401672 100644 --- a/include/net/inet_sock.h +++ b/include/net/inet_sock.h @@ -249,13 +249,4 @@ static inline __u8 inet_sk_flowi_flags(const struct sock *sk) return flags; } -static inline void inet_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb) -{ - struct dst_entry *dst = skb_dst(skb); - - dst_hold(dst); - sk->sk_rx_dst = dst; - inet_sk(sk)->rx_dst_ifindex = skb->skb_iif; -} - #endif /* _INET_SOCK_H */ diff --git a/include/net/ip.h b/include/net/ip.h index bd5e444a19ce..5a5d84d3d2c6 100644 --- a/include/net/ip.h +++ b/include/net/ip.h @@ -120,7 +120,7 @@ extern struct sk_buff *__ip_make_skb(struct sock *sk, struct flowi4 *fl4, struct sk_buff_head *queue, struct inet_cork *cork); -extern int ip_send_skb(struct sk_buff *skb); +extern int ip_send_skb(struct net *net, struct sk_buff *skb); extern int ip_push_pending_frames(struct sock *sk, struct flowi4 *fl4); extern void ip_flush_pending_frames(struct sock *sk); extern struct sk_buff *ip_make_skb(struct sock *sk, diff --git a/include/net/llc.h b/include/net/llc.h index 226c846cab08..f2d0fc570527 100644 --- a/include/net/llc.h +++ b/include/net/llc.h @@ -133,7 +133,7 @@ extern int llc_build_and_send_ui_pkt(struct llc_sap *sap, struct sk_buff *skb, extern void llc_sap_handler(struct llc_sap *sap, struct sk_buff *skb); extern void llc_conn_handler(struct llc_sap *sap, struct sk_buff *skb); -extern int llc_station_init(void); +extern void llc_station_init(void); extern void llc_station_exit(void); #ifdef CONFIG_PROC_FS diff --git a/include/net/netfilter/nf_conntrack_ecache.h b/include/net/netfilter/nf_conntrack_ecache.h index e1ce1048fe5f..4a045cda9c60 100644 --- a/include/net/netfilter/nf_conntrack_ecache.h +++ b/include/net/netfilter/nf_conntrack_ecache.h @@ -18,6 +18,7 @@ struct nf_conntrack_ecache { u16 ctmask; /* bitmask of ct events to be delivered */ u16 expmask; /* bitmask of expect events to be delivered */ u32 pid; /* netlink pid of destroyer */ + struct timer_list timeout; }; static inline struct nf_conntrack_ecache * diff --git a/include/net/scm.h b/include/net/scm.h index 079d7887dac1..7dc0854f0b38 100644 --- a/include/net/scm.h +++ b/include/net/scm.h @@ -70,9 +70,11 @@ static __inline__ void scm_destroy(struct scm_cookie *scm) } static __inline__ int scm_send(struct socket *sock, struct msghdr *msg, - struct scm_cookie *scm) + struct scm_cookie *scm, bool forcecreds) { memset(scm, 0, sizeof(*scm)); + if (forcecreds) + scm_set_cred(scm, task_tgid(current), current_cred()); unix_get_peersec_dgram(sock, scm); if (msg->msg_controllen <= 0) return 0; diff --git a/include/net/sock.h b/include/net/sock.h index b3730239bf18..72132aef53fc 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -218,6 +218,7 @@ struct cg_proto; * @sk_route_nocaps: forbidden route capabilities (e.g NETIF_F_GSO_MASK) * @sk_gso_type: GSO type (e.g. %SKB_GSO_TCPV4) * @sk_gso_max_size: Maximum GSO segment size to build + * @sk_gso_max_segs: Maximum number of GSO segments * @sk_lingertime: %SO_LINGER l_linger setting * @sk_backlog: always used with the per-socket spinlock held * @sk_callback_lock: used with the callbacks in the end of this struct @@ -338,6 +339,7 @@ struct sock { netdev_features_t sk_route_nocaps; int sk_gso_type; unsigned int sk_gso_max_size; + u16 sk_gso_max_segs; int sk_rcvlowat; unsigned long sk_lingertime; struct sk_buff_head sk_error_queue; diff --git a/include/net/tcp.h b/include/net/tcp.h index e19124b84cd2..1f000ffe7075 100644 --- a/include/net/tcp.h +++ b/include/net/tcp.h @@ -464,6 +464,7 @@ extern int tcp_disconnect(struct sock *sk, int flags); void tcp_connect_init(struct sock *sk); void tcp_finish_connect(struct sock *sk, struct sk_buff *skb); int tcp_send_rcvq(struct sock *sk, struct msghdr *msg, size_t size); +void inet_sk_rx_dst_set(struct sock *sk, const struct sk_buff *skb); /* From syncookies.c */ extern __u32 syncookie_secret[2][16-4+SHA_DIGEST_WORDS]; diff --git a/include/net/xfrm.h b/include/net/xfrm.h index d9509eb29b80..976a81abe1a2 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -213,6 +213,9 @@ struct xfrm_state { struct xfrm_lifetime_cur curlft; struct tasklet_hrtimer mtimer; + /* used to fix curlft->add_time when changing date */ + long saved_tmo; + /* Last used time */ unsigned long lastused; @@ -238,6 +241,7 @@ static inline struct net *xs_net(struct xfrm_state *x) /* xflags - make enum if more show up */ #define XFRM_TIME_DEFER 1 +#define XFRM_SOFT_EXPIRE 2 enum { XFRM_STATE_VOID, @@ -288,6 +292,8 @@ struct xfrm_policy_afinfo { struct flowi *fl, int reverse); int (*get_tos)(const struct flowi *fl); + void (*init_dst)(struct net *net, + struct xfrm_dst *dst); int (*init_path)(struct xfrm_dst *path, struct dst_entry *dst, int nfheader_len); diff --git a/include/sound/es1688.h b/include/sound/es1688.h index 3ec7ecbe2502..f752dd33dfaf 100644 --- a/include/sound/es1688.h +++ b/include/sound/es1688.h @@ -29,6 +29,7 @@ #define ES1688_HW_AUTO 0x0000 #define ES1688_HW_688 0x0001 #define ES1688_HW_1688 0x0002 +#define ES1688_HW_UNDEF 0x0003 struct snd_es1688 { unsigned long port; /* port of ESS chip */ diff --git a/include/sound/pcm.h b/include/sound/pcm.h index c75c0d1a85e2..cdca2ab1e711 100644 --- a/include/sound/pcm.h +++ b/include/sound/pcm.h @@ -1075,7 +1075,8 @@ static inline void snd_pcm_limit_isa_dma_size(int dma, size_t *max) const char *snd_pcm_format_name(snd_pcm_format_t format); /** - * Get a string naming the direction of a stream + * snd_pcm_stream_str - Get a string naming the direction of a stream + * @substream: the pcm substream instance */ static inline const char *snd_pcm_stream_str(struct snd_pcm_substream *substream) { diff --git a/include/target/target_core_base.h b/include/target/target_core_base.h index 128ce46fa48a..015cea01ae39 100644 --- a/include/target/target_core_base.h +++ b/include/target/target_core_base.h @@ -503,8 +503,6 @@ struct se_cmd { u32 se_ordered_id; /* Total size in bytes associated with command */ u32 data_length; - /* SCSI Presented Data Transfer Length */ - u32 cmd_spdtl; u32 residual_count; u32 orig_fe_lun; /* Persistent Reservation key */ diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h index ea7a2035456d..5a8671e8a67f 100644 --- a/include/trace/events/sched.h +++ b/include/trace/events/sched.h @@ -73,6 +73,9 @@ DECLARE_EVENT_CLASS(sched_wakeup_template, __entry->prio = p->prio; __entry->success = success; __entry->target_cpu = task_cpu(p); + ) + TP_perf_assign( + __perf_task(p); ), TP_printk("comm=%s pid=%d prio=%d success=%d target_cpu=%03d", @@ -325,6 +328,7 @@ DECLARE_EVENT_CLASS(sched_stat_template, ) TP_perf_assign( __perf_count(delay); + __perf_task(tsk); ), TP_printk("comm=%s pid=%d delay=%Lu [ns]", diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h index c6bc2faaf261..a763888a36f9 100644 --- a/include/trace/ftrace.h +++ b/include/trace/ftrace.h @@ -712,6 +712,9 @@ __attribute__((section("_ftrace_events"))) *__event_##call = &event_##call #undef __perf_count #define __perf_count(c) __count = (c) +#undef __perf_task +#define __perf_task(t) __task = (t) + #undef TP_perf_assign #define TP_perf_assign(args...) args @@ -725,6 +728,7 @@ perf_trace_##call(void *__data, proto) \ struct ftrace_raw_##call *entry; \ struct pt_regs __regs; \ u64 __addr = 0, __count = 1; \ + struct task_struct *__task = NULL; \ struct hlist_head *head; \ int __entry_size; \ int __data_size; \ @@ -752,7 +756,7 @@ perf_trace_##call(void *__data, proto) \ \ head = this_cpu_ptr(event_call->perf_events); \ perf_trace_buf_submit(entry, __entry_size, rctx, __addr, \ - __count, &__regs, head); \ + __count, &__regs, head, __task); \ } /* diff --git a/include/video/da8xx-fb.h b/include/video/da8xx-fb.h index 89d43b3d4cb9..5a0e4f9efb53 100644 --- a/include/video/da8xx-fb.h +++ b/include/video/da8xx-fb.h @@ -82,6 +82,9 @@ struct lcd_ctrl_config { /* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */ unsigned char raster_order; + + /* DMA FIFO threshold */ + int fifo_th; }; struct lcd_sync_arg { diff --git a/include/video/omapdss.h b/include/video/omapdss.h index c8e59b4a3364..a6267a2d292b 100644 --- a/include/video/omapdss.h +++ b/include/video/omapdss.h @@ -48,6 +48,10 @@ #define DISPC_IRQ_FRAMEDONEWB (1 << 23) #define DISPC_IRQ_FRAMEDONETV (1 << 24) #define DISPC_IRQ_WBBUFFEROVERFLOW (1 << 25) +#define DISPC_IRQ_FRAMEDONE3 (1 << 26) +#define DISPC_IRQ_VSYNC3 (1 << 27) +#define DISPC_IRQ_ACBIAS_COUNT_STAT3 (1 << 28) +#define DISPC_IRQ_SYNC_LOST3 (1 << 29) struct omap_dss_device; struct omap_overlay_manager; @@ -75,6 +79,7 @@ enum omap_channel { OMAP_DSS_CHANNEL_LCD = 0, OMAP_DSS_CHANNEL_DIGIT = 1, OMAP_DSS_CHANNEL_LCD2 = 2, + OMAP_DSS_CHANNEL_LCD3 = 3, }; enum omap_color_mode { @@ -99,11 +104,6 @@ enum omap_color_mode { OMAP_DSS_COLOR_XRGB16_1555 = 1 << 18, /* xRGB16 - 1555 */ }; -enum omap_lcd_display_type { - OMAP_DSS_LCD_DISPLAY_STN, - OMAP_DSS_LCD_DISPLAY_TFT, -}; - enum omap_dss_load_mode { OMAP_DSS_LOAD_CLUT_AND_FRAME = 0, OMAP_DSS_LOAD_CLUT_ONLY = 1, @@ -121,15 +121,15 @@ enum omap_rfbi_te_mode { OMAP_DSS_RFBI_TE_MODE_2 = 2, }; -enum omap_panel_config { - OMAP_DSS_LCD_IVS = 1<<0, - OMAP_DSS_LCD_IHS = 1<<1, - OMAP_DSS_LCD_IPC = 1<<2, - OMAP_DSS_LCD_IEO = 1<<3, - OMAP_DSS_LCD_RF = 1<<4, - OMAP_DSS_LCD_ONOFF = 1<<5, +enum omap_dss_signal_level { + OMAPDSS_SIG_ACTIVE_HIGH = 0, + OMAPDSS_SIG_ACTIVE_LOW = 1, +}; - OMAP_DSS_LCD_TFT = 1<<20, +enum omap_dss_signal_edge { + OMAPDSS_DRIVE_SIG_OPPOSITE_EDGES, + OMAPDSS_DRIVE_SIG_RISING_EDGE, + OMAPDSS_DRIVE_SIG_FALLING_EDGE, }; enum omap_dss_venc_type { @@ -167,13 +167,6 @@ enum omap_dss_audio_state { OMAP_DSS_AUDIO_PLAYING, }; -/* XXX perhaps this should be removed */ -enum omap_dss_overlay_managers { - OMAP_DSS_OVL_MGR_LCD, - OMAP_DSS_OVL_MGR_TV, - OMAP_DSS_OVL_MGR_LCD2, -}; - enum omap_dss_rotation_type { OMAP_DSS_ROT_DMA = 1 << 0, OMAP_DSS_ROT_VRFB = 1 << 1, @@ -268,9 +261,6 @@ struct omap_dss_dsi_videomode_data { int hfp_blanking_mode; /* Video port sync events */ - int vp_de_pol; - int vp_hsync_pol; - int vp_vsync_pol; bool vp_vsync_end; bool vp_hsync_end; @@ -346,6 +336,19 @@ struct omap_video_timings { u16 vfp; /* Vertical front porch */ /* Unit: line clocks */ u16 vbp; /* Vertical back porch */ + + /* Vsync logic level */ + enum omap_dss_signal_level vsync_level; + /* Hsync logic level */ + enum omap_dss_signal_level hsync_level; + /* Interlaced or Progressive timings */ + bool interlace; + /* Pixel clock edge to drive LCD data */ + enum omap_dss_signal_edge data_pclk_edge; + /* Data enable logic level */ + enum omap_dss_signal_level de_level; + /* Pixel clock edges to drive HSYNC and VSYNC signals */ + enum omap_dss_signal_edge sync_pclk_edge; }; #ifdef CONFIG_OMAP2_DSS_VENC @@ -559,8 +562,6 @@ struct omap_dss_device { /* Unit: line clocks */ int acb; /* ac-bias pin frequency */ - enum omap_panel_config config; - enum omap_dss_dsi_pixel_format dsi_pix_fmt; enum omap_dss_dsi_mode dsi_mode; struct omap_dss_dsi_videomode_data dsi_vm_data; diff --git a/include/video/sh_mobile_lcdc.h b/include/video/sh_mobile_lcdc.h index 7571b27a0ba1..ff43ffc1aab2 100644 --- a/include/video/sh_mobile_lcdc.h +++ b/include/video/sh_mobile_lcdc.h @@ -166,6 +166,12 @@ struct sh_mobile_lcdc_bl_info { int (*get_brightness)(void); }; +struct sh_mobile_lcdc_overlay_cfg { + int fourcc; + unsigned int max_xres; + unsigned int max_yres; +}; + struct sh_mobile_lcdc_chan_cfg { int chan; int fourcc; @@ -186,6 +192,7 @@ struct sh_mobile_lcdc_chan_cfg { struct sh_mobile_lcdc_info { int clock_source; struct sh_mobile_lcdc_chan_cfg ch[2]; + struct sh_mobile_lcdc_overlay_cfg overlays[4]; struct sh_mobile_meram_info *meram_dev; }; diff --git a/include/video/sh_mobile_meram.h b/include/video/sh_mobile_meram.h index 29b2fd3b147e..062e6e7f955c 100644 --- a/include/video/sh_mobile_meram.h +++ b/include/video/sh_mobile_meram.h @@ -15,7 +15,6 @@ enum { struct sh_mobile_meram_priv; -struct sh_mobile_meram_ops; /* * struct sh_mobile_meram_info - MERAM platform data @@ -24,7 +23,6 @@ struct sh_mobile_meram_ops; struct sh_mobile_meram_info { int addr_mode; u32 reserved_icbs; - struct sh_mobile_meram_ops *ops; struct sh_mobile_meram_priv *priv; struct platform_device *pdev; }; @@ -38,26 +36,59 @@ struct sh_mobile_meram_cfg { struct sh_mobile_meram_icb_cfg icb[2]; }; -struct module; -struct sh_mobile_meram_ops { - struct module *module; - /* register usage of meram */ - void *(*meram_register)(struct sh_mobile_meram_info *meram_dev, - const struct sh_mobile_meram_cfg *cfg, - unsigned int xres, unsigned int yres, - unsigned int pixelformat, - unsigned int *pitch); - - /* unregister usage of meram */ - void (*meram_unregister)(struct sh_mobile_meram_info *meram_dev, - void *data); - - /* update meram settings */ - void (*meram_update)(struct sh_mobile_meram_info *meram_dev, void *data, +#if defined(CONFIG_FB_SH_MOBILE_MERAM) || \ + defined(CONFIG_FB_SH_MOBILE_MERAM_MODULE) +unsigned long sh_mobile_meram_alloc(struct sh_mobile_meram_info *meram_dev, + size_t size); +void sh_mobile_meram_free(struct sh_mobile_meram_info *meram_dev, + unsigned long mem, size_t size); +void *sh_mobile_meram_cache_alloc(struct sh_mobile_meram_info *dev, + const struct sh_mobile_meram_cfg *cfg, + unsigned int xres, unsigned int yres, + unsigned int pixelformat, + unsigned int *pitch); +void sh_mobile_meram_cache_free(struct sh_mobile_meram_info *dev, void *data); +void sh_mobile_meram_cache_update(struct sh_mobile_meram_info *dev, void *data, + unsigned long base_addr_y, + unsigned long base_addr_c, + unsigned long *icb_addr_y, + unsigned long *icb_addr_c); +#else +static inline unsigned long +sh_mobile_meram_alloc(struct sh_mobile_meram_info *meram_dev, size_t size) +{ + return 0; +} + +static inline void +sh_mobile_meram_free(struct sh_mobile_meram_info *meram_dev, + unsigned long mem, size_t size) +{ +} + +static inline void * +sh_mobile_meram_cache_alloc(struct sh_mobile_meram_info *dev, + const struct sh_mobile_meram_cfg *cfg, + unsigned int xres, unsigned int yres, + unsigned int pixelformat, + unsigned int *pitch) +{ + return ERR_PTR(-ENODEV); +} + +static inline void +sh_mobile_meram_cache_free(struct sh_mobile_meram_info *dev, void *data) +{ +} + +static inline void +sh_mobile_meram_cache_update(struct sh_mobile_meram_info *dev, void *data, unsigned long base_addr_y, unsigned long base_addr_c, unsigned long *icb_addr_y, - unsigned long *icb_addr_c); -}; + unsigned long *icb_addr_c) +{ +} +#endif #endif /* __VIDEO_SH_MOBILE_MERAM_H__ */ diff --git a/include/xen/events.h b/include/xen/events.h index 9c641deb65d2..04399b28e821 100644 --- a/include/xen/events.h +++ b/include/xen/events.h @@ -58,8 +58,6 @@ void notify_remote_via_irq(int irq); void xen_irq_resume(void); -void xen_hvm_prepare_kexec(struct shared_info *sip, unsigned long pfn); - /* Clear an irq's pending state, in preparation for polling on it */ void xen_clear_irq_pending(int irq); void xen_set_irq_pending(int irq); |