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authorLinus Torvalds <torvalds@linux-foundation.org>2010-08-10 15:22:42 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2010-08-10 15:22:42 -0700
commit2f9e825d3e0e2b407ae8f082de5c00afcf7378fb (patch)
treef8b3ee40674ce4acd5508a0a0bf52a30904caf6c /drivers/block/aoe/aoeblk.c
parent7ae0dea900b027cd90e8a3e14deca9a19e17638b (diff)
parentde75d60d5ea235e6e09f4962ab22541ce0fe176a (diff)
downloadtalos-op-linux-2f9e825d3e0e2b407ae8f082de5c00afcf7378fb.tar.gz
talos-op-linux-2f9e825d3e0e2b407ae8f082de5c00afcf7378fb.zip
Merge branch 'for-2.6.36' of git://git.kernel.dk/linux-2.6-block
* 'for-2.6.36' of git://git.kernel.dk/linux-2.6-block: (149 commits) block: make sure that REQ_* types are seen even with CONFIG_BLOCK=n xen-blkfront: fix missing out label blkdev: fix blkdev_issue_zeroout return value block: update request stacking methods to support discards block: fix missing export of blk_types.h writeback: fix bad _bh spinlock nesting drbd: revert "delay probes", feature is being re-implemented differently drbd: Initialize all members of sync_conf to their defaults [Bugz 315] drbd: Disable delay probes for the upcomming release writeback: cleanup bdi_register writeback: add new tracepoints writeback: remove unnecessary init_timer call writeback: optimize periodic bdi thread wakeups writeback: prevent unnecessary bdi threads wakeups writeback: move bdi threads exiting logic to the forker thread writeback: restructure bdi forker loop a little writeback: move last_active to bdi writeback: do not remove bdi from bdi_list writeback: simplify bdi code a little writeback: do not lose wake-ups in bdi threads ... Fixed up pretty trivial conflicts in drivers/block/virtio_blk.c and drivers/scsi/scsi_error.c as per Jens.
Diffstat (limited to 'drivers/block/aoe/aoeblk.c')
-rw-r--r--drivers/block/aoe/aoeblk.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c
index 035cefe4045a..a946929735a5 100644
--- a/drivers/block/aoe/aoeblk.c
+++ b/drivers/block/aoe/aoeblk.c
@@ -12,6 +12,7 @@
#include <linux/slab.h>
#include <linux/genhd.h>
#include <linux/netdevice.h>
+#include <linux/smp_lock.h>
#include "aoe.h"
static struct kmem_cache *buf_pool_cache;
@@ -124,13 +125,16 @@ aoeblk_open(struct block_device *bdev, fmode_t mode)
struct aoedev *d = bdev->bd_disk->private_data;
ulong flags;
+ lock_kernel();
spin_lock_irqsave(&d->lock, flags);
if (d->flags & DEVFL_UP) {
d->nopen++;
spin_unlock_irqrestore(&d->lock, flags);
+ unlock_kernel();
return 0;
}
spin_unlock_irqrestore(&d->lock, flags);
+ unlock_kernel();
return -ENODEV;
}
@@ -173,7 +177,7 @@ aoeblk_make_request(struct request_queue *q, struct bio *bio)
BUG();
bio_endio(bio, -ENXIO);
return 0;
- } else if (bio_rw_flagged(bio, BIO_RW_BARRIER)) {
+ } else if (bio->bi_rw & REQ_HARDBARRIER) {
bio_endio(bio, -EOPNOTSUPP);
return 0;
} else if (bio->bi_io_vec == NULL) {
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