From: Helge Bahmann <helge.bahmann@secunet.com>
Date: Fri, 20 Feb 2009 13:24:12 +0000 (+0300)
Subject: proc: fix PG_locked reporting in /proc/kpageflags
X-Git-Tag: v2.6.28.8~35
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c3f0c63d33f21deffdf78fe7b506bb0ee2b4d249;p=thirdparty%2Fkernel%2Fstable.git

proc: fix PG_locked reporting in /proc/kpageflags

commit e07a4b9217d1e97d2f3a62b6b070efdc61212110 upstream.

Expr always evaluates to zero.

Cc: Matt Mackall <mpm@selenic.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

diff --git a/fs/proc/page.c b/fs/proc/page.c
index e9f6cd70f4979..e9983837d08d4 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -107,7 +107,7 @@ static ssize_t kpageflags_read(struct file *file, char __user *buf,
 		else
 			kflags = ppage->flags;
 
-		uflags = kpf_copy_bit(KPF_LOCKED, PG_locked, kflags) |
+		uflags = kpf_copy_bit(kflags, KPF_LOCKED, PG_locked) |
 			kpf_copy_bit(kflags, KPF_ERROR, PG_error) |
 			kpf_copy_bit(kflags, KPF_REFERENCED, PG_referenced) |
 			kpf_copy_bit(kflags, KPF_UPTODATE, PG_uptodate) |