diff options
| author | Matthew Wilcox <matthew@wil.cx> | 2007-10-02 21:55:34 -0400 |
|---|---|---|
| committer | James Bottomley <jejb@mulgrave.localdomain> | 2007-10-12 14:53:37 -0400 |
| commit | f092d2290f905b6e9928df6905f2fc9d18b6ae19 (patch) | |
| tree | 2e64db29c40f60dc83972ce53a92488d4fe022d2 /drivers/scsi | |
| parent | b352f9237622c64afbac367cadd10d23cb4c5484 (diff) | |
[SCSI] advansys: Remove private lock
The board lock was essentially identical with the host lock.
Signed-off-by: Matthew Wilcox <willy@linux.intel.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/advansys.c | 21 |
1 files changed, 5 insertions, 16 deletions
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index 6bd8e835ea0f..a4091ab8d363 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -2439,7 +2439,6 @@ struct asc_board { ADVEEP_38C1600_CONFIG adv_38C1600_eep; /* 38C1600 EEPROM config. */ } eep_config; ulong last_reset; /* Saved last reset time */ - spinlock_t lock; /* Board spinlock */ /* /proc/scsi/advansys/[0...] */ char *prtbuf; /* /proc print buffer */ #ifdef ADVANSYS_STATS @@ -9621,7 +9620,7 @@ static int advansys_reset(struct scsi_cmnd *scp) } ASC_DBG(1, "after AscInitAsc1000Driver()\n"); - spin_lock_irqsave(&boardp->lock, flags); + spin_lock_irqsave(shost->host_lock, flags); } else { /* * If the suggest reset bus flags are set, then reset the bus. @@ -9644,13 +9643,13 @@ static int advansys_reset(struct scsi_cmnd *scp) ret = FAILED; break; } - spin_lock_irqsave(&boardp->lock, flags); + spin_lock_irqsave(shost->host_lock, flags); AdvISR(adv_dvc); } /* Save the time of the most recently completed reset. */ boardp->last_reset = jiffies; - spin_unlock_irqrestore(&boardp->lock, flags); + spin_unlock_irqrestore(shost->host_lock, flags); ASC_DBG(1, "ret %d\n", ret); @@ -9707,13 +9706,12 @@ advansys_biosparam(struct scsi_device *sdev, struct block_device *bdev, */ static irqreturn_t advansys_interrupt(int irq, void *dev_id) { - unsigned long flags; struct Scsi_Host *shost = dev_id; struct asc_board *boardp = shost_priv(shost); irqreturn_t result = IRQ_NONE; ASC_DBG(2, "boardp 0x%p\n", boardp); - spin_lock_irqsave(&boardp->lock, flags); + spin_lock(shost->host_lock); if (ASC_NARROW_BOARD(boardp)) { if (AscIsIntPending(shost->io_port)) { result = IRQ_HANDLED; @@ -9728,7 +9726,7 @@ static irqreturn_t advansys_interrupt(int irq, void *dev_id) ASC_STATS(shost, interrupt); } } - spin_unlock_irqrestore(&boardp->lock, flags); + spin_unlock(shost->host_lock); ASC_DBG(1, "end\n"); return result; @@ -11203,20 +11201,12 @@ static int advansys_queuecommand(struct scsi_cmnd *scp, void (*done)(struct scsi_cmnd *)) { struct Scsi_Host *shost = scp->device->host; - struct asc_board *boardp = shost_priv(shost); - unsigned long flags; int asc_res, result = 0; ASC_STATS(shost, queuecommand); scp->scsi_done = done; - /* - * host_lock taken by mid-level prior to call, but need - * to protect against own ISR - */ - spin_lock_irqsave(&boardp->lock, flags); asc_res = asc_execute_scsi_cmnd(scp); - spin_unlock_irqrestore(&boardp->lock, flags); switch (asc_res) { case ASC_NOERROR: @@ -13633,7 +13623,6 @@ static int __devinit advansys_board_found(struct Scsi_Host *shost, int share_irq, warn_code, ret; boardp->id = asc_board_count++; - spin_lock_init(&boardp->lock); pdev = (bus_type == ASC_IS_PCI) ? to_pci_dev(boardp->dev) : NULL; if (ASC_NARROW_BOARD(boardp)) { |