summaryrefslogtreecommitdiffstats
path: root/mm/backing-dev.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2008-12-16 22:04:48 +0100
committerIngo Molnar <mingo@elte.hu>2008-12-16 22:04:48 +0100
commit78f902ccc597d6ce3e8d1477d70f2d79e960ba7a (patch)
treec6ceab663de16501d1dda1c1596fe2dacaaef8e3 /mm/backing-dev.c
parent9ee670fd87b7d69c8633b94c42aadcbbcb96f28e (diff)
parent8b1fae4e4200388b64dd88065639413cb3f1051c (diff)
Merge commit 'v2.6.28-rc8' into x86/doc
Diffstat (limited to 'mm/backing-dev.c')
-rw-r--r--mm/backing-dev.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index f2e574dbc30..801c08b046e 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -176,6 +176,9 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
int ret = 0;
struct device *dev;
+ if (bdi->dev) /* The driver needs to use separate queues per device */
+ goto exit;
+
va_start(args, fmt);
dev = device_create_vargs(bdi_class, parent, MKDEV(0, 0), bdi, fmt, args);
va_end(args);