The patch titled
Subject: mm: test PageSwapBacked in lumpy reclaim
has been added to the -mm tree. Its filename is
mm-test-pageswapbacked-in-lumpy-reclaim.patch
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From: Hugh Dickins <hughd@xxxxxxxxxx>
Subject: mm: test PageSwapBacked in lumpy reclaim
Lumpy reclaim does well to stop at a PageAnon when there's no swap, but
better is to stop at any PageSwapBacked, which includes shmem/tmpfs too.
Signed-off-by: Hugh Dickins <hughd@xxxxxxxxxx>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/vmscan.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff -puN mm/vmscan.c~mm-test-pageswapbacked-in-lumpy-reclaim mm/vmscan.c
--- a/mm/vmscan.c~mm-test-pageswapbacked-in-lumpy-reclaim
+++ a/mm/vmscan.c
@@ -1166,7 +1166,7 @@ static unsigned long isolate_lru_pages(u
* anon page which don't already have a swap slot is
* pointless.
*/
- if (nr_swap_pages <= 0 && PageAnon(cursor_page) &&
+ if (nr_swap_pages <= 0 && PageSwapBacked(cursor_page) &&
!PageSwapCache(cursor_page))
break;
_
Subject: Subject: mm: test PageSwapBacked in lumpy reclaim
Patches currently in -mm which might be from hughd@xxxxxxxxxx are
linux-next.patch
mm-add-free_hot_cold_page_list-helper.patch
mm-add-free_hot_cold_page_list-helper-v2.patch
mm-add-free_hot_cold_page_list-helper-v3.patch
mm-remove-unused-pagevec_free.patch
mm-tracepoint-rename-page-free-events.patch
mm-tracepoint-fixup-documentation-and-examples.patch
mremap-enforce-rmap-src-dst-vma-ordering-in-case-of-vma_merge-succeeding-in-copy_vma.patch
mremap-enforce-rmap-src-dst-vma-ordering-in-case-of-vma_merge-succeeding-in-copy_vma-update.patch
mm-simplify-find_vma_prev.patch
mm-test-pageswapbacked-in-lumpy-reclaim.patch
memcg-add-mem_cgroup_replace_page_cache-to-fix-lru-issue.patch
mm-memcg-consolidate-hierarchy-iteration-primitives.patch
mm-vmscan-distinguish-global-reclaim-from-global-lru-scanning.patch
mm-vmscan-distinguish-between-memcg-triggering-reclaim-and-memcg-being-scanned.patch
mm-memcg-per-priority-per-zone-hierarchy-scan-generations.patch
mm-move-memcg-hierarchy-reclaim-to-generic-reclaim-code.patch
mm-memcg-remove-optimization-of-keeping-the-root_mem_cgroup-lru-lists-empty.patch
mm-vmscan-convert-global-reclaim-to-per-memcg-lru-lists.patch
mm-collect-lru-list-heads-into-struct-lruvec.patch
mm-make-per-memcg-lru-lists-exclusive.patch
mm-memcg-remove-unused-node-section-info-from-pc-flags.patch
mm-memcg-remove-unused-node-section-info-from-pc-flags-fix.patch
mm-oom_kill-remove-memcg-argument-from-oom_kill_task.patch
mm-unify-remaining-mem_cont-mem-etc-variable-names-to-memcg.patch
mm-memcg-clean-up-fault-accounting.patch
mm-memcg-lookup_page_cgroup-almost-never-returns-null.patch
mm-memcg-lookup_page_cgroup-almost-never-returns-null-fix.patch
mm-page_cgroup-check-page_cgroup-arrays-in-lookup_page_cgroup-only-when-necessary.patch
mm-memcg-remove-unneeded-checks-from-newpage_charge.patch
mm-memcg-remove-unneeded-checks-from-uncharge_page.patch
memcg-clean-up-soft_limit_tree-if-allocation-fails.patch
memcg-simplify-page-cache-charging.patch
memcg-simplify-corner-case-handling-of-lru.patch
memcg-clear-pc-mem_cgorup-if-necessary.patch
memcg-clear-pc-mem_cgorup-if-necessary-fix.patch
memcg-clear-pc-mem_cgorup-if-necessary-fix-2.patch
memcg-clear-pc-mem_cgorup-if-necessary-fix-2-fix.patch
memcg-clear-pc-mem_cgorup-if-necessary-fix-3.patch
memcg-clear-pc-mem_cgorup-if-necessary-fix-page-migration-to-reset_owner.patch
memcg-simplify-lru-handling-by-new-rule.patch
memcg-simplify-lru-handling-by-new-rule-fix.patch
memcg-simplify-lru-handling-by-new-rule-memcg-return-eintr-at-bypassing-try_charge.patch
memcg-simplify-lru-handling-by-new-rule-memcg-return-eintr-at-bypassing-try_charge-fix.patch
memcg-simplify-lru-handling-by-new-rule-memcg-return-eintr-at-bypassing-try_charge-fix-null-mem_cgroup_try_charge.patch
memcg-fix-split_huge_page_refcounts.patch
memcg-fix-mem_cgroup_print_bad_page.patch
procfs-add-hidepid=-and-gid=-mount-options-fix.patch
radix_tree-remove-radix_tree_indirect_to_ptr.patch
radix_tree-take-radix_tree_path-off-stack.patch
radix_tree-take-radix_tree_path-off-stack-expand-comment-on-optimization.patch
prio_tree-debugging-patch.patch
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