The patch titled
Subject: mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix
has been added to the -mm tree. Its filename is
mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix.patch
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From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix
make __count_immobile_pages() return bool, fix some comments
Cc: Bartlomiej Zolnierkiewicz <b.zolnierkie@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/compaction.c | 14 +++++++-------
mm/internal.h | 2 +-
mm/page_alloc.c | 3 +--
3 files changed, 9 insertions(+), 10 deletions(-)
diff -puN mm/compaction.c~mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix mm/compaction.c
--- a/mm/compaction.c~mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix
+++ a/mm/compaction.c
@@ -394,10 +394,10 @@ static void rescue_unmovable_pageblock(s
}
/*
- * MIGRATE_TARGET : good for migration target
- * RESCUE_UNMOVABLE_TARTET : good only if we can rescue the unmovable pageblock.
- * UNMOVABLE_TARGET : can't migrate because it's a page in unmovable pageblock.
- * SKIP_TARGET : can't migrate by another reasons.
+ * MIGRATE_TARGET: good for migration target
+ * RESCUE_UNMOVABLE_TARGET: good only if we can rescue the unmovable pageblock.
+ * UNMOVABLE_TARGET: can't migrate because it's a page in unmovable pageblock.
+ * SKIP_TARGET: can't migrate by another reasons.
*/
enum smt_result {
MIGRATE_TARGET,
@@ -407,9 +407,9 @@ enum smt_result {
};
/*
- * Returns MIGRATE_TARGET if the page is within a block
- * suitable for migration to, UNMOVABLE_TARGET if the page
- * is within a MIGRATE_UNMOVABLE block, SKIP_TARGET otherwise.
+ * Returns MIGRATE_TARGET if the page is within a block suitable for migration
+ * to, UNMOVABLE_TARGET if the page is within a MIGRATE_UNMOVABLE block,
+ * SKIP_TARGET otherwise.
*/
static enum smt_result suitable_migration_target(struct page *page,
struct compact_control *cc)
diff -puN mm/internal.h~mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix mm/internal.h
--- a/mm/internal.h~mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix
+++ a/mm/internal.h
@@ -97,7 +97,7 @@ extern void putback_lru_page(struct page
extern void set_pageblock_migratetype(struct page *page, int migratetype);
extern int move_freepages_block(struct zone *zone, struct page *page,
int migratetype);
-extern int __count_immobile_pages(struct zone *zone, struct page *page,
+extern bool __count_immobile_pages(struct zone *zone, struct page *page,
int count);
extern void __free_pages_bootmem(struct page *page, unsigned int order);
extern void prep_compound_page(struct page *page, unsigned long order);
diff -puN mm/page_alloc.c~mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix mm/page_alloc.c
--- a/mm/page_alloc.c~mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix
+++ a/mm/page_alloc.c
@@ -221,7 +221,6 @@ int page_group_by_mobility_disabled __re
void set_pageblock_migratetype(struct page *page, int migratetype)
{
-
if (unlikely(page_group_by_mobility_disabled))
migratetype = MIGRATE_UNMOVABLE;
@@ -5472,7 +5471,7 @@ void set_pageblock_flags_group(struct pa
* page allocater never alloc memory from ISOLATE block.
*/
-int __count_immobile_pages(struct zone *zone, struct page *page, int count)
+bool __count_immobile_pages(struct zone *zone, struct page *page, int count)
{
unsigned long pfn, iter, found;
int mt;
_
Subject: Subject: mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
origin.patch
linux-next.patch
linux-next-git-rejects.patch
i-need-old-gcc.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
drivers-block-nvmec-stop-breaking-my-i386-build.patch
drivers-staging-zsmalloc-zsmalloc-mainc-unbork.patch
mm-fix-slab-page-_count-corruption-when-using-slub-fix.patch
tmpfs-implement-numa-node-interleaving-fix.patch
arch-x86-platform-iris-irisc-register-a-platform-device-and-a-platform-driver.patch
fs-symlink-restrictions-on-sticky-directories.patch
fs-hardlink-creation-restrictions.patch
mm.patch
mm-make-vb_alloc-more-foolproof-fix.patch
mm-compaction-handle-incorrect-migrate_unmovable-type-pageblocks-fix.patch
hugetlb-use-mmu_gather-instead-of-a-temporary-linked-list-for-accumulating-pages-fix.patch
hugetlb-use-mmu_gather-instead-of-a-temporary-linked-list-for-accumulating-pages-fix-fix.patch
memcg-add-hugetlb-extension-fix-fix.patch
hugetlbfs-add-memcg-control-files-for-hugetlbfs-use-scnprintf-instead-of-sprintf-fix.patch
memcg-move-hugetlb-resource-count-to-parent-cgroup-on-memcg-removal-fix.patch
memcg-move-hugetlb-resource-count-to-parent-cgroup-on-memcg-removal-fix-fix.patch
hugetlb-migrate-memcg-info-from-oldpage-to-new-page-during-migration-fix.patch
memcg-fix-error-code-in-hugetlb_force_memcg_empty-v2-checkpatch-fixes.patch
nmi-watchdog-fix-for-lockup-detector-breakage-on-resume-fix.patch
nmi-watchdog-fix-for-lockup-detector-breakage-on-resume-fix-fix.patch
nmi-watchdog-fix-for-lockup-detector-breakage-on-resume-v2-fix.patch
kmsg-dev-kmsg-properly-return-possible-copy_from_user-failure.patch
btrfs-use-printk_get_level-and-printk_skip_level-add-__printf-fix-fallout-fix.patch
btrfs-use-printk_get_level-and-printk_skip_level-add-__printf-fix-fallout-checkpatch-fixes.patch
kmod-avoid-deadlock-from-recursive-kmod-call.patch
notify_change-check-that-i_mutex-is-held.patch
journal_add_journal_head-debug.patch
mutex-subsystem-synchro-test-module-fix.patch
slab-leaks3-default-y.patch
put_bh-debug.patch
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