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authorIngo Molnar <mingo@elte.hu>2011-02-16 13:27:18 +0100
committerIngo Molnar <mingo@elte.hu>2011-02-16 13:27:23 +0100
commitb00560f2d4de69bb12f66f9605985b516df98d77 (patch)
tree0c92fc994125dc3ddb635842715be29d8b16808b /drivers/block/nbd.c
parentbf1af3a809506645b9130755b713b008da14737f (diff)
parent4fe757dd48a9e95e1a071291f15dda5421dacb66 (diff)
Merge branch 'perf/urgent' into perf/core
Merge reason: we need to queue up dependent patch Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/block/nbd.c')
-rw-r--r--drivers/block/nbd.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index a32fb41246f..e6fc716aca4 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -53,7 +53,6 @@
#define DBG_BLKDEV 0x0100
#define DBG_RX 0x0200
#define DBG_TX 0x0400
-static DEFINE_MUTEX(nbd_mutex);
static unsigned int debugflags;
#endif /* NDEBUG */
@@ -718,11 +717,9 @@ static int nbd_ioctl(struct block_device *bdev, fmode_t mode,
dprintk(DBG_IOCTL, "%s: nbd_ioctl cmd=%s(0x%x) arg=%lu\n",
lo->disk->disk_name, ioctl_cmd_to_ascii(cmd), cmd, arg);
- mutex_lock(&nbd_mutex);
mutex_lock(&lo->tx_lock);
error = __nbd_ioctl(bdev, lo, cmd, arg);
mutex_unlock(&lo->tx_lock);
- mutex_unlock(&nbd_mutex);
return error;
}