diff options
| author | Hannes Reinecke <hare@suse.de> | 2015-04-24 13:18:40 +0200 |
|---|---|---|
| committer | James Bottomley <JBottomley@Odin.com> | 2015-05-26 08:00:13 +0200 |
| commit | 00742c91648cee6f5209b3a18e8b6d21e3b4f0e7 (patch) | |
| tree | 8fda7a85f4cdf2452453f486f1158b769c8fa5d4 /drivers/scsi/advansys.c | |
| parent | advansys: Check for DMA mapping errors (diff) | |
| download | linux-00742c91648cee6f5209b3a18e8b6d21e3b4f0e7.tar.xz linux-00742c91648cee6f5209b3a18e8b6d21e3b4f0e7.zip | |
advansys: use spin_lock_irqsave() in interrupt handler
We should be using spin_lock_irqsave() when within the
interrupt handler.
Signed-off-by: Hannes Reinecke <hare@suse.de>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/advansys.c')
| -rw-r--r-- | drivers/scsi/advansys.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/scsi/advansys.c b/drivers/scsi/advansys.c index 15bb8d050457..5ece3178195d 100644 --- a/drivers/scsi/advansys.c +++ b/drivers/scsi/advansys.c @@ -7242,9 +7242,10 @@ static irqreturn_t advansys_interrupt(int irq, void *dev_id) struct Scsi_Host *shost = dev_id; struct asc_board *boardp = shost_priv(shost); irqreturn_t result = IRQ_NONE; + unsigned long flags; ASC_DBG(2, "boardp 0x%p\n", boardp); - spin_lock(shost->host_lock); + spin_lock_irqsave(shost->host_lock, flags); if (ASC_NARROW_BOARD(boardp)) { if (AscIsIntPending(shost->io_port)) { result = IRQ_HANDLED; @@ -7259,7 +7260,7 @@ static irqreturn_t advansys_interrupt(int irq, void *dev_id) ASC_STATS(shost, interrupt); } } - spin_unlock(shost->host_lock); + spin_unlock_irqrestore(shost->host_lock, flags); ASC_DBG(1, "end\n"); return result; |