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authorWu Fengguang <fengguang.wu@intel.com>2009-03-11 09:00:04 +0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-11 07:43:33 -0700
commitad3bdefe877afb47480418fdb05ecd42842de65e (patch)
tree9124ed674d39d86160349d84e4112a7c54120c2b
parent16b71fdf97599f1b1b7f38418ee9922d9f117396 (diff)
downloadlinux-2.6.34-ux500-ad3bdefe877afb47480418fdb05ecd42842de65e.tar.gz
proc: fix kflags to uflags copying in /proc/kpageflags
Fix kpf_copy_bit(src,dst) to be kpf_copy_bit(dst,src) to match the actual call patterns, e.g. kpf_copy_bit(kflags, KPF_LOCKED, PG_locked). This misplacement of src/dst only affected reporting of PG_writeback, PG_reclaim and PG_buddy. For others kflags==uflags so not affected. Signed-off-by: Wu Fengguang <fengguang.wu@intel.com> Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com> Cc: stable@kernel.org Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--fs/proc/page.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/proc/page.c b/fs/proc/page.c
index 2d1345112a4..e9983837d08 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -80,7 +80,7 @@ static const struct file_operations proc_kpagecount_operations = {
#define KPF_RECLAIM 9
#define KPF_BUDDY 10
-#define kpf_copy_bit(flags, srcpos, dstpos) (((flags >> srcpos) & 1) << dstpos)
+#define kpf_copy_bit(flags, dstpos, srcpos) (((flags >> srcpos) & 1) << dstpos)
static ssize_t kpageflags_read(struct file *file, char __user *buf,
size_t count, loff_t *ppos)