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From:   Ben Hutchings <ben@decadent.org.uk>
To:     linux-kernel@vger.kernel.org, stable@vger.kernel.org
CC:     akpm@linux-foundation.org,
        "Linus Torvalds" <torvalds@linux-foundation.org>,
        "Daniel Jordan" <daniel.m.jordan@oracle.com>,
        "Hugh Dickins" <hughd@google.com>,
        "Huang, Ying" <ying.huang@intel.com>
Date:   Sun, 11 Nov 2018 19:49:05 +0000
Message-ID: <lsq.1541965745.984682048@decadent.org.uk>
Subject: [PATCH 3.16 137/366] mm/swapfile.c: fix swap_count comment about
 nonexistent SWAP_HAS_CONT
In-Reply-To: <lsq.1541965744.387173642@decadent.org.uk>
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3.16.61-rc1 review patch.  If anyone has any objections, please let me know.

------------------

From: Daniel Jordan <daniel.m.jordan@oracle.com>

commit 955c97f0859abef698e77f5697f5c4008303abb9 upstream.

Commit 570a335b8e22 ("swap_info: swap count continuations") introduces
COUNT_CONTINUED but refers to it incorrectly as SWAP_HAS_CONT in a
comment in swap_count.  Fix it.

Link: http://lkml.kernel.org/r/20180612175919.30413-1-daniel.m.jordan@oracle.com
Fixes: 570a335b8e22 ("swap_info: swap count continuations")
Signed-off-by: Daniel Jordan <daniel.m.jordan@oracle.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: "Huang, Ying" <ying.huang@intel.com>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
---
 mm/swapfile.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -88,7 +88,7 @@ static atomic_t proc_poll_event = ATOMIC
 
 static inline unsigned char swap_count(unsigned char ent)
 {
-	return ent & ~SWAP_HAS_CACHE;	/* may include SWAP_HAS_CONT flag */
+	return ent & ~SWAP_HAS_CACHE;	/* may include COUNT_CONTINUED flag */
 }
 
 /* returns 1 if swap entry is freed */