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authorNick Piggin <npiggin@suse.de>2008-04-29 16:48:33 +0400
committerJens Axboe <jens.axboe@oracle.com>2008-04-29 16:48:33 +0400
commit75ad23bc0fcb4f992a5d06982bf0857ab1738e9e (patch)
tree8668ef63b1f420252ae41aed9e13737d49fd8054 /drivers/scsi/scsi_debug.c
parent68154e90c9d1492d570671ae181d9a8f8530da55 (diff)
downloadlinux-75ad23bc0fcb4f992a5d06982bf0857ab1738e9e.tar.xz
block: make queue flags non-atomic
We can save some atomic ops in the IO path, if we clearly define the rules of how to modify the queue flags. Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
-rw-r--r--drivers/scsi/scsi_debug.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index 07103c399fe0..f6600bfb5bde 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -1773,7 +1773,7 @@ static int scsi_debug_slave_alloc(struct scsi_device *sdp)
if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
printk(KERN_INFO "scsi_debug: slave_alloc <%u %u %u %u>\n",
sdp->host->host_no, sdp->channel, sdp->id, sdp->lun);
- set_bit(QUEUE_FLAG_BIDI, &sdp->request_queue->queue_flags);
+ queue_flag_set_unlocked(QUEUE_FLAG_BIDI, sdp->request_queue);
return 0;
}