[dm-devel] [PATCH 1/7] Explicitly initialize bio lists
Mikulas Patocka
mpatocka at redhat.com
Wed Nov 18 12:10:31 UTC 2009
Explicitly initialize bio lists.
Currently, zeroing the list with kzalloc already does the initialization,
bit if we ever switch to another bio list implementation, it could be a problem.
Signed-off-by: Mikulas Patocka <mpatocka at redhat.com>
---
drivers/md/dm-raid1.c | 3 +++
1 file changed, 3 insertions(+)
Index: linux-2.6.31-fast-new/drivers/md/dm-raid1.c
===================================================================
--- linux-2.6.31-fast-new.orig/drivers/md/dm-raid1.c 2009-10-06 18:15:09.000000000 +0200
+++ linux-2.6.31-fast-new/drivers/md/dm-raid1.c 2009-10-06 18:15:10.000000000 +0200
@@ -791,6 +791,9 @@ static struct mirror_set *alloc_context(
}
spin_lock_init(&ms->lock);
+ bio_list_init(&ms->reads);
+ bio_list_init(&ms->writes);
+ bio_list_init(&ms->failures);
ms->ti = ti;
ms->nr_mirrors = nr_mirrors;
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