The patch titled
Subject: mm-page_alloc-only-check-pagecompound-for-high-order-pages-fix
has been removed from the -mm tree. Its filename was
mm-page_alloc-only-check-pagecompound-for-high-order-pages-fix.patch
This patch was dropped because it was folded into mm-page_alloc-only-check-pagecompound-for-high-order-pages.patch
------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-page_alloc-only-check-pagecompound-for-high-order-pages-fix
use unlikely(order) in free_pages_prepare(), per Vlastimil
Cc: Jesper Dangaard Brouer <brouer@xxxxxxxxxx>
Cc: Mel Gorman <mgorman@xxxxxxxxxxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
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~mm-page_alloc-only-check-pagecompound-for-high-order-pages-fix mm/page_alloc.c
--- a/mm/page_alloc.c~mm-page_alloc-only-check-pagecompound-for-high-order-pages-fix
+++ a/mm/page_alloc.c
@@ -1036,7 +1036,7 @@ static bool free_pages_prepare(struct pa
* Check tail pages before head page information is cleared to
* avoid checking PageCompound for order-0 pages.
*/
- if (order) {
+ if (unlikely(order)) {
bool compound = PageCompound(page);
int i;
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
include-linux-nodemaskh-create-next_node_in-helper.patch
mm-hugetlbc-use-first_memory_node.patch
mm-mempolicyc-offset_il_node-document-and-clarify.patch
mm-uninline-page_mapped.patch
mm-page_alloc-only-check-pagecompound-for-high-order-pages.patch
mm-page_alloc-remove-unnecessary-initialisation-from-__alloc_pages_nodemask-fix.patch
mm-page_alloc-shorten-the-page-allocator-fast-path-fix.patch
mm-page_alloc-avoid-looking-up-the-first-zone-in-a-zonelist-twice-fix.patch
mm-page_alloc-un-inline-the-bad-part-of-free_pages_check-fix.patch
mm-page_alloc-defer-debugging-checks-of-freed-pages-until-a-pcp-drain-fix.patch
mm-page_alloc-dont-duplicate-code-in-free_pcp_prepare-fix.patch
mm-page_alloc-dont-duplicate-code-in-free_pcp_prepare-fix-fix.patch
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