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authorDavid S. Miller <davem@davemloft.net>2008-11-18 23:38:23 -0800
committerDavid S. Miller <davem@davemloft.net>2008-11-18 23:38:23 -0800
commit198d6ba4d7f48c94f990f4604f0b3d73925e0ded (patch)
tree56bbdf8ba2553c23c8099da9344a8f1d1aba97ab /drivers/block/xen-blkfront.c
parent9a57f7fabd383920585ed8b74eacd117c6551f2d (diff)
parent7f0f598a0069d1ab072375965a4b69137233169c (diff)
downloadop-kernel-dev-198d6ba4d7f48c94f990f4604f0b3d73925e0ded.zip
op-kernel-dev-198d6ba4d7f48c94f990f4604f0b3d73925e0ded.tar.gz
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts: drivers/isdn/i4l/isdn_net.c fs/cifs/connect.c
Diffstat (limited to 'drivers/block/xen-blkfront.c')
-rw-r--r--drivers/block/xen-blkfront.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index b220c68..2d19f0c 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -338,12 +338,18 @@ wait:
static int xlvbd_init_blk_queue(struct gendisk *gd, u16 sector_size)
{
struct request_queue *rq;
+ elevator_t *old_e;
rq = blk_init_queue(do_blkif_request, &blkif_io_lock);
if (rq == NULL)
return -1;
- elevator_init(rq, "noop");
+ old_e = rq->elevator;
+ if (IS_ERR_VALUE(elevator_init(rq, "noop")))
+ printk(KERN_WARNING
+ "blkfront: Switch elevator failed, use default\n");
+ else
+ elevator_exit(old_e);
/* Hard sector size and max sectors impersonate the equiv. hardware. */
blk_queue_hardsect_size(rq, sector_size);
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