The patch titled
Subject: fs-shrinker-always-scan-at-least-one-object-of-each-type-fix
has been added to the -mm tree. Its filename is
fs-shrinker-always-scan-at-least-one-object-of-each-type-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/fs-shrinker-always-scan-at-least-one-object-of-each-type-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/fs-shrinker-always-scan-at-least-one-object-of-each-type-fix.patch
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------------------------------------------------------
From: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Subject: fs-shrinker-always-scan-at-least-one-object-of-each-type-fix
add comment
Cc: Alexander Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Dave Chinner <david@xxxxxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxx>
Cc: Vladimir Davydov <vdavydov@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/super.c | 3 +++
1 file changed, 3 insertions(+)
diff -puN fs/super.c~fs-shrinker-always-scan-at-least-one-object-of-each-type-fix fs/super.c
--- a/fs/super.c~fs-shrinker-always-scan-at-least-one-object-of-each-type-fix
+++ a/fs/super.c
@@ -91,6 +91,9 @@ static unsigned long super_cache_scan(st
/*
* prune the dcache first as the icache is pinned by it, then
* prune the icache, followed by the filesystem specific caches
+ *
+ * Ensure that we always scan at least one object - memcg kmem
+ * accounting uses this to fully empty the caches.
*/
sc->nr_to_scan = dentries + 1;
freed = prune_dcache_sb(sb, sc);
_
Patches currently in -mm which might be from akpm@xxxxxxxxxxxxxxxxxxxx are
i-need-old-gcc.patch
arch-alpha-kernel-systblss-remove-debug-check.patch
fanotify-dont-recalculate-a-marks-mask-if-only-the-ignored-mask-changed-checkpatch-fixes.patch
fanotify-dont-set-fan_ondir-implicitly-on-a-marks-ignored-mask-checkpatch-fixes.patch
input-route-kbd-leds-through-the-generic-leds-layer.patch
o2dlm-fix-null-pointer-dereference-in-o2dlm_blocking_ast_wrapper.patch
ocfs2-add-functions-to-add-and-remove-inode-in-orphan-dir.patch
mm.patch
mm-fix-xip-fault-vs-truncate-race-fix.patch
mm-fix-xip-fault-vs-truncate-race-fix-fix.patch
mm-allow-page-fault-handlers-to-perform-the-cow-fix.patch
mm-allow-page-fault-handlers-to-perform-the-cow-fix-fix.patch
daxext2-replace-the-xip-page-fault-handler-with-the-dax-page-fault-handler-fix.patch
daxext2-replace-the-xip-page-fault-handler-with-the-dax-page-fault-handler-fix-2.patch
dax-add-dax_zero_page_range-fix.patch
mm-replace-remap_file_pages-syscall-with-emulation.patch
mm-page_allocc-__alloc_pages_nodemask-dont-alter-arg-gfp_mask.patch
mm-memcontrol-default-hierarchy-interface-for-memory-checkpatch-fixes.patch
fs-shrinker-always-scan-at-least-one-object-of-each-type-fix.patch
x86-add-pmd_-for-thp-fix.patch
sparc-add-pmd_-for-thp-fix.patch
do_shared_fault-check-that-mmap_sem-is-held.patch
task_mmu-add-user-space-support-for-resetting-mm-hiwater_rss-peak-rss.patch
lib-bitmap-update-bitmap_onto-to-unsigned-checkpatch-fixes.patch
lib-bitmap-change-parameters-of-bitmap_fold-to-unsigned-fix.patch
hexdump-makes-it-return-amount-of-bytes-placed-in-buffer-fix.patch
fs-befs-linuxvfsc-remove-unnecessary-casting-fix.patch
linux-next.patch
drivers-gpio-gpio-zevioc-fix-build.patch
journal_add_journal_head-debug.patch
journal_add_journal_head-debug-fix.patch
kernel-forkc-export-kernel_thread-to-modules.patch
mutex-subsystem-synchro-test-module.patch
slab-leaks3-default-y.patch
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