The patch titled
Subject: mm/debug-pagealloc.c: use memchr_inv
has been removed from the -mm tree. Its filename was
mm-debug-pageallocc-use-memchr_inv.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
From: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Subject: mm/debug-pagealloc.c: use memchr_inv
Use newly introduced memchr_inv() for page verification.
Signed-off-by: Akinobu Mita <akinobu.mita@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/debug-pagealloc.c | 8 +++-----
1 file changed, 3 insertions(+), 5 deletions(-)
diff -puN mm/debug-pagealloc.c~mm-debug-pageallocc-use-memchr_inv mm/debug-pagealloc.c
--- a/mm/debug-pagealloc.c~mm-debug-pageallocc-use-memchr_inv
+++ a/mm/debug-pagealloc.c
@@ -1,4 +1,5 @@
#include <linux/kernel.h>
+#include <linux/string.h>
#include <linux/mm.h>
#include <linux/page-debug-flags.h>
#include <linux/poison.h>
@@ -64,11 +65,8 @@ static void check_poison_mem(unsigned ch
unsigned char *start;
unsigned char *end;
- for (start = mem; start < mem + bytes; start++) {
- if (*start != PAGE_POISON)
- break;
- }
- if (start == mem + bytes)
+ start = memchr_inv(mem, PAGE_POISON, bytes);
+ if (!start)
return;
for (end = mem + bytes - 1; end > start; end--) {
_
Patches currently in -mm which might be from akinobu.mita@xxxxxxxxx are
origin.patch
linux-next.patch
ext4-use-proper-little-endian-bitops.patch
ocfs2-avoid-unaligned-access-to-dqc_bitmap.patch
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