The patch titled
mm: check PageUnevictable in lru_deactivate_fn()
has been removed from the -mm tree. Its filename was
mm-check-pageunevictable-in-lru_deactivate_fn.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: mm: check PageUnevictable in lru_deactivate_fn()
From: Minchan Kim <minchan.kim@xxxxxxxxx>
The lru_deactivate_fn should not move page which in on unevictable lru
into inactive list. Otherwise, we can meet BUG when we use
isolate_lru_pages as __isolate_lru_page could return -EINVAL.
Reported-by: Ying Han <yinghan@xxxxxxxxxx>
Tested-by: Ying Han <yinghan@xxxxxxxxxx>
Signed-off-by: Minchan Kim <minchan.kim@xxxxxxxxx>
Reviewed-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Reviewed-by: Rik van Riel<riel@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/swap.c | 3 +++
1 file changed, 3 insertions(+)
diff -puN mm/swap.c~mm-check-pageunevictable-in-lru_deactivate_fn mm/swap.c
--- a/mm/swap.c~mm-check-pageunevictable-in-lru_deactivate_fn
+++ a/mm/swap.c
@@ -396,6 +396,9 @@ static void lru_deactivate_fn(struct pag
if (!PageLRU(page))
return;
+ if (PageUnevictable(page))
+ return;
+
/* Some processes are using the page */
if (page_mapped(page))
return;
_
Patches currently in -mm which might be from minchan.kim@xxxxxxxxx are
origin.patch
linux-next.patch
mm-introduce-wait_on_page_locked_killable.patch
x86mm-make-pagefault-killable.patch
mm-mem-hotplug-fix-section-mismatch-setup_per_zone_inactive_ratio-should-be-__meminit.patch
mm-mem-hotplug-recalculate-lowmem_reserve-when-memory-hotplug-occur.patch
oom-replace-pf_oom_origin-with-toggling-oom_score_adj.patch
oom-replace-pf_oom_origin-with-toggling-oom_score_adj-update.patch
mm-thp-optimize-memcg-charge-in-khugepaged.patch
writeback-split-inode_wb_list_lock-into-bdi_writebacklist_lock.patch
writeback-split-inode_wb_list_lock-into-bdi_writebacklist_lock-fix.patch
writeback-split-inode_wb_list_lock-into-bdi_writebacklist_lock-fix-fix.patch
writeback-split-inode_wb_list_lock-into-bdi_writebacklist_lock-fix-fix-fix.patch
writeback-elevate-queue_io-into-wb_writeback.patch
mm-check-if-any-page-in-a-pageblock-is-reserved-before-marking-it-migrate_reserve-fix-2.patch
readahead-readahead-page-allocations-are-ok-to-fail.patch
vmscan-change-shrink_slab-interfaces-by-passing-shrink_control.patch
vmscan-change-shrink_slab-interfaces-by-passing-shrink_control-fix.patch
vmscan-change-shrink_slab-interfaces-by-passing-shrink_control-fix-2.patch
vmscan-change-shrinker-api-by-passing-shrink_control-struct.patch
vmscan-change-shrinker-api-by-passing-shrink_control-struct-fix.patch
vmscan-change-shrinker-api-by-passing-shrink_control-struct-fix-2.patch
mm-filter-unevictable-page-out-in-deactivate_page.patch
mm-filter-unevictable-page-out-in-deactivate_page-fix.patch
mm-filter-unevictable-page-out-in-deactivate_page-fix-fix.patch
mm-batch-activate_page-to-reduce-lock-contention.patch
mm-move-enum-vm_event_item-into-a-standalone-header-file.patch
memcg-count-the-soft_limit-reclaim-in-global-background-reclaim.patch
memcg-add-the-soft_limit-reclaim-in-global-direct-reclaim.patch
memcg-add-stats-to-monitor-soft_limit-reclaim.patch
memcg-add-stats-to-monitor-soft_limit-reclaim-v2.patch
memcg-add-stats-to-monitor-soft_limit-reclaim-v2-fix.patch
memcg-add-stats-to-monitor-soft_limit-reclaim-v2-fix-2.patch
add-the-pagefault-count-into-memcg-stats.patch
add-the-pagefault-count-into-memcg-stats-fix.patch
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