From: Pranith Kumar <bobby.prani@gmail.com>
To: Alasdair Kergon <agk@redhat.com>,
Mike Snitzer <snitzer@redhat.com>,
"maintainer:DEVICE-MAPPER LVM" <dm-devel@redhat.com>,
Neil Brown <neilb@suse.de>,
linux-raid@vger.kernel.org,
open list <linux-kernel@vger.kernel.org>
Cc: paulmck@linux.vnet.ibm.com, josh@joshtriplett.org
Subject: [PATCH] dm: sparse: Annotate field with __rcu for checking
Date: Thu, 25 Sep 2014 14:50:43 -0400 [thread overview]
Message-ID: <1411671049-20441-1-git-send-email-bobby.prani@gmail.com> (raw)
Annotate the map field with __rcu since this is a rcu pointer which is checked
by sparse.
Signed-off-by: Pranith Kumar <bobby.prani@gmail.com>
---
drivers/md/dm.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 32b958d..746411b 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -140,7 +140,7 @@ struct mapped_device {
* Use dm_get_live_table{_fast} or take suspend_lock for
* dereference.
*/
- struct dm_table *map;
+ struct dm_table __rcu *map;
unsigned long flags;
--
2.1.0
next reply other threads:[~2014-09-25 18:50 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-25 18:50 Pranith Kumar [this message]
2014-09-28 7:34 ` [PATCH] dm: sparse: Annotate field with __rcu for checking Paul E. McKenney
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