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authorGreg Kroah-Hartman <gregkh@google.com>2017-04-12 22:18:35 +0200
committerGreg Kroah-Hartman <gregkh@google.com>2017-04-12 22:18:35 +0200
commite3b87b234b324552302f3a47c1dbcfae9423188d (patch)
tree586386fe1b5b95857a1890f56f30310c5922653c /include
parente497cb596f4c0e7ac903dfd93325c19536e9b23c (diff)
parentec5e61608ad1919c1ff3cc0369dbf1b1ede9eb88 (diff)
Merge 4.4.61 into android-4.4
Changes in 4.4.61: drm/vmwgfx: Type-check lookups of fence objects drm/vmwgfx: NULL pointer dereference in vmw_surface_define_ioctl() drm/vmwgfx: avoid calling vzalloc with a 0 size in vmw_get_cap_3d_ioctl() drm/ttm, drm/vmwgfx: Relax permission checking when opening surfaces drm/vmwgfx: Remove getparam error message drm/vmwgfx: fix integer overflow in vmw_surface_define_ioctl() sysfs: be careful of error returns from ops->show() staging: android: ashmem: lseek failed due to no FMODE_LSEEK. arm/arm64: KVM: Take mmap_sem in stage2_unmap_vm arm/arm64: KVM: Take mmap_sem in kvm_arch_prepare_memory_region iio: bmg160: reset chip when probing Reset TreeId to zero on SMB2 TREE_CONNECT ptrace: fix PTRACE_LISTEN race corrupting task->state ring-buffer: Fix return value check in test_ringbuffer() metag/usercopy: Drop unused macros metag/usercopy: Fix alignment error checking metag/usercopy: Add early abort to copy_to_user metag/usercopy: Zero rest of buffer from copy_from_user metag/usercopy: Set flags before ADDZ metag/usercopy: Fix src fixup in from user rapf loops metag/usercopy: Add missing fixups powerpc/mm: Add missing global TLB invalidate if cxl is active powerpc: Don't try to fix up misaligned load-with-reservation instructions nios2: reserve boot memory for device tree s390/decompressor: fix initrd corruption caused by bss clear s390/uaccess: get_user() should zero on failure (again) MIPS: Force o32 fp64 support on 32bit MIPS64r6 kernels MIPS: ralink: Fix typos in rt3883 pinctrl MIPS: End spinlocks with .insn MIPS: Lantiq: fix missing xbar kernel panic MIPS: Flush wrong invalid FTLB entry for huge page mm/mempolicy.c: fix error handling in set_mempolicy and mbind. Linux 4.4.61 Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Diffstat (limited to 'include')
-rw-r--r--include/drm/ttm/ttm_object.h5
1 files changed, 4 insertions, 1 deletions
diff --git a/include/drm/ttm/ttm_object.h b/include/drm/ttm/ttm_object.h
index ed953f98f0e1..1487011fe057 100644
--- a/include/drm/ttm/ttm_object.h
+++ b/include/drm/ttm/ttm_object.h
@@ -229,6 +229,8 @@ extern void ttm_base_object_unref(struct ttm_base_object **p_base);
* @ref_type: The type of reference.
* @existed: Upon completion, indicates that an identical reference object
* already existed, and the refcount was upped on that object instead.
+ * @require_existed: Fail with -EPERM if an identical ref object didn't
+ * already exist.
*
* Checks that the base object is shareable and adds a ref object to it.
*
@@ -243,7 +245,8 @@ extern void ttm_base_object_unref(struct ttm_base_object **p_base);
*/
extern int ttm_ref_object_add(struct ttm_object_file *tfile,
struct ttm_base_object *base,
- enum ttm_ref_type ref_type, bool *existed);
+ enum ttm_ref_type ref_type, bool *existed,
+ bool require_existed);
extern bool ttm_ref_object_exists(struct ttm_object_file *tfile,
struct ttm_base_object *base);