The patch titled
Subject: memory-hotplug-fix-nr_free_pages-mismatchs-fix
has been added to the -mm tree. Its filename is
memory-hotplug-fix-nr_free_pages-mismatchs-fix.patch
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From: Wen Congyang <wency@xxxxxxxxxxxxxx>
Subject: memory-hotplug-fix-nr_free_pages-mismatchs-fix
When a page is freed and put into pcp list, get_freepage_migratetype()
doesn't return MIGRATE_ISOLATE even if this pageblock is isolated.
So we should use get_pageblock_migratetype() instead of mt to check
whether it is isolated.
Signed-off-by: Wen Congyang <wency@xxxxxxxxxxxxxx>
Reported-by: Jianguo Wu <wujianguo106@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~memory-hotplug-fix-nr_free_pages-mismatchs-fix mm/page_alloc.c
--- a/mm/page_alloc.c~memory-hotplug-fix-nr_free_pages-mismatchs-fix
+++ a/mm/page_alloc.c
@@ -666,7 +666,7 @@ static void free_pcppages_bulk(struct zo
/* MIGRATE_MOVABLE list may include MIGRATE_RESERVEs */
__free_one_page(page, zone, 0, mt);
trace_mm_page_pcpu_drain(page, 0, mt);
- if (likely(mt != MIGRATE_ISOLATE)) {
+ if (likely(mt != get_pageblock_migratetype(page))) {
__mod_zone_page_state(zone, NR_FREE_PAGES, 1);
if (is_migrate_cma(mt))
__mod_zone_page_state(zone, NR_FREE_CMA_PAGES, 1);
_
Patches currently in -mm which might be from wency@xxxxxxxxxxxxxx are
linux-next.patch
cpu_hotplug-unmap-cpu2node-when-the-cpu-is-hotremoved.patch
cpu_hotplug-unmap-cpu2node-when-the-cpu-is-hotremoved-fix.patch
x86-numa-dont-check-if-node-is-numa_no_node.patch
x86-make-mem=-option-to-work-for-efi-platform.patch
memory-hotplug-suppress-device-memoryx-does-not-have-a-release-function-warning.patch
memory-hotplug-skip-hwpoisoned-page-when-offlining-pages.patch
memory-hotplug-update-mce_bad_pages-when-removing-the-memory.patch
memory-hotplug-update-mce_bad_pages-when-removing-the-memory-fix.patch
memory-hotplug-auto-offline-page_cgroup-when-onlining-memory-block-failed.patch
memory-hotplug-fix-nr_free_pages-mismatch.patch
memory-hotplug-fix-nr_free_pages-mismatchs-fix.patch
numa-convert-static-memory-to-dynamically-allocated-memory-for-per-node-device.patch
memory-hotplug-suppress-device-nodex-does-not-have-a-release-function-warning.patch
memory-hotplug-mm-sparsec-clear-the-memory-to-store-struct-page.patch
memory-hotplug-allocate-zones-pcp-before-onlining-pages.patch
memory-hotplug-allocate-zones-pcp-before-onlining-pages-fix.patch
memory-hotplug-allocate-zones-pcp-before-onlining-pages-fix-2.patch
memory_hotplug-fix-possible-incorrect-node_states.patch
slub-hotplug-ignore-unrelated-nodes-hot-adding-and-hot-removing.patch
documentation-kernel-parameterstxt-update-mem=-options-spec-according-to-its-implementation.patch
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