The patch titled
fix BUG_ON check at move_freepages()
has been removed from the -mm tree. Its filename was
move-free-pages-between-lists-on-steal-fix-2.patch
This patch was dropped because it was folded into move-free-pages-between-lists-on-steal.patch
------------------------------------------------------
Subject: fix BUG_ON check at move_freepages()
From: Yasunori Goto <y-goto@xxxxxxxxxxxxxx>
The BUG_ON() check at move_freepages() is wrong. Its end_page is
start_page + MAX_ORDER_NR_PAGES. So, it can be next zone. BUG_ON() should
check "end_page - 1".
Signed-off-by: Yasunori Goto <y-goto@xxxxxxxxxxxxxx>
Cc: Mel Gorman <mel@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/page_alloc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/page_alloc.c~move-free-pages-between-lists-on-steal-fix-2 mm/page_alloc.c
--- a/mm/page_alloc.c~move-free-pages-between-lists-on-steal-fix-2
+++ a/mm/page_alloc.c
@@ -673,7 +673,7 @@ int move_freepages(struct zone *zone,
unsigned long order;
int blocks_moved = 0;
- BUG_ON(page_zone(start_page) != page_zone(end_page));
+ BUG_ON(page_zone(start_page) != page_zone(end_page - 1));
for (page = start_page; page < end_page;) {
if (!PageBuddy(page)) {
_
Patches currently in -mm which might be from y-goto@xxxxxxxxxxxxxx are
move-free-pages-between-lists-on-steal.patch
move-free-pages-between-lists-on-steal-fix-2.patch
move-free-pages-between-lists-on-steal-do-not-cross-section-boundary-when-moving-pages-between-mobility-lists.patch
handle-kernelcore=-boot-parameter-in-common-code-to-avoid-boot-problem-on-ia64.patch
fix-section-mismatch-of-memory-hotplug-related-code.patch
add-white-list-into-modpostc-for-memory-hotplug-code-and-ia64s-machvec-section.patch
mm-fix-handling-of-panic_on_oom-when-cpusets-are-in-use.patch
-
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
