summaryrefslogtreecommitdiffstats
path: root/block
diff options
context:
space:
mode:
authorNeilBrown2006-03-27 11:18:02 +0200
committerLinus Torvalds2006-03-27 18:45:00 +0200
commit89e5c8b5b85d6d46e8a28cdfa076313ae691d35c (patch)
tree61ef0df8f33900f926d6ebd81f295063cb0601b3 /block
parent[PATCH] dm: remove unnecessary typecast (diff)
downloadkernel-qcow2-linux-89e5c8b5b85d6d46e8a28cdfa076313ae691d35c.tar.gz
kernel-qcow2-linux-89e5c8b5b85d6d46e8a28cdfa076313ae691d35c.tar.xz
kernel-qcow2-linux-89e5c8b5b85d6d46e8a28cdfa076313ae691d35c.zip
[PATCH] md: Make sure QUEUE_FLAG_CLUSTER is set properly for md.
This flag should be set for a virtual device iff it is set for all underlying devices. Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'block')
-rw-r--r--block/ll_rw_blk.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index 062067fa7ead..a2e333ad0b64 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -785,6 +785,8 @@ void blk_queue_stack_limits(request_queue_t *t, request_queue_t *b)
t->max_hw_segments = min(t->max_hw_segments,b->max_hw_segments);
t->max_segment_size = min(t->max_segment_size,b->max_segment_size);
t->hardsect_size = max(t->hardsect_size,b->hardsect_size);
+ if (!test_bit(QUEUE_FLAG_CLUSTER, &b->queue_flags))
+ clear_bit(QUEUE_FLAG_CLUSTER, &t->queue_flags);
}
EXPORT_SYMBOL(blk_queue_stack_limits);