linux-kernel - [PATCH] dm: sparse: Annotate field with _

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Date:	Thu, 25 Sep 2014 14:50:43 -0400
From:	Pranith Kumar <bobby.prani@...il.com>
To:	Alasdair Kergon <agk@...hat.com>,
	Mike Snitzer <snitzer@...hat.com>,
	dm-devel@...hat.com (maintainer:DEVICE-MAPPER (LVM)),
	Neil Brown <neilb@...e.de>, linux-raid@...r.kernel.org,
	linux-kernel@...r.kernel.org (open list)
Cc:	paulmck@...ux.vnet.ibm.com, josh@...htriplett.org
Subject: [PATCH] dm: sparse: Annotate field with __rcu for checking

Annotate the map field with __rcu since this is a rcu pointer which is checked
by sparse.

Signed-off-by: Pranith Kumar <bobby.prani@...il.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

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