The patch titled
Subject: mm: memcontrol: fix missing suffix of workingset_restore
has been added to the -mm tree. Its filename is
mm-memcontrol-fix-missing-suffix-of-workingset_restore.patch
This patch should soon appear at
https://ozlabs.org/~akpm/mmots/broken-out/mm-memcontrol-fix-missing-suffix-of-workingset_restore.patch
and later at
https://ozlabs.org/~akpm/mmotm/broken-out/mm-memcontrol-fix-missing-suffix-of-workingset_restore.patch
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------------------------------------------------------
From: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Subject: mm: memcontrol: fix missing suffix of workingset_restore
We forget to add the suffix to the workingset_restore string, so fix it.
And also update the documentation of cgroup-v2.rst.
Link: https://lkml.kernel.org/r/20200916100030.71698-1-songmuchun@xxxxxxxxxxxxx
Fixes: 170b04b7ae49 ("mm/workingset: prepare the workingset detection infrastructure for anon LRU")
Signed-off-by: Muchun Song <songmuchun@xxxxxxxxxxxxx>
Reviewed-by: Shakeel Butt <shakeelb@xxxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Cc: Vlastimil Babka <vbabka@xxxxxxx>
Cc: Tejun Heo <tj@xxxxxxxxxx>
Cc: Zefan Li <lizefan@xxxxxxxxxx>
Cc: Jonathan Corbet <corbet@xxxxxxx>
Cc: Michal Hocko <mhocko@xxxxxxxxxx>
Cc: Vladimir Davydov <vdavydov.dev@xxxxxxxxx>
Cc: Roman Gushchin <guro@xxxxxx>
Cc: Randy Dunlap <rdunlap@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
Documentation/admin-guide/cgroup-v2.rst | 25 +++++++++++++++-------
mm/memcontrol.c | 4 +--
2 files changed, 20 insertions(+), 9 deletions(-)
--- a/Documentation/admin-guide/cgroup-v2.rst~mm-memcontrol-fix-missing-suffix-of-workingset_restore
+++ a/Documentation/admin-guide/cgroup-v2.rst
@@ -1324,15 +1324,26 @@ PAGE_SIZE multiple when read back.
pgmajfault
Number of major page faults incurred
- workingset_refault
- Number of refaults of previously evicted pages
+ workingset_refault_anon
+ Number of refaults of previously evicted anonymous pages.
- workingset_activate
- Number of refaulted pages that were immediately activated
+ workingset_refault_file
+ Number of refaults of previously evicted file pages.
- workingset_restore
- Number of restored pages which have been detected as an active
- workingset before they got reclaimed.
+ workingset_activate_anon
+ Number of refaulted anonymous pages that were immediately
+ activated.
+
+ workingset_activate_file
+ Number of refaulted file pages that were immediately activated.
+
+ workingset_restore_anon
+ Number of restored anonymous pages which have been detected as
+ an active workingset before they got reclaimed.
+
+ workingset_restore_file
+ Number of restored file pages which have been detected as an
+ active workingset before they got reclaimed.
workingset_nodereclaim
Number of times a shadow node has been reclaimed
--- a/mm/memcontrol.c~mm-memcontrol-fix-missing-suffix-of-workingset_restore
+++ a/mm/memcontrol.c
@@ -1538,9 +1538,9 @@ static char *memory_stat_format(struct m
memcg_page_state(memcg, WORKINGSET_ACTIVATE_ANON));
seq_buf_printf(&s, "workingset_activate_file %lu\n",
memcg_page_state(memcg, WORKINGSET_ACTIVATE_FILE));
- seq_buf_printf(&s, "workingset_restore %lu\n",
+ seq_buf_printf(&s, "workingset_restore_anon %lu\n",
memcg_page_state(memcg, WORKINGSET_RESTORE_ANON));
- seq_buf_printf(&s, "workingset_restore %lu\n",
+ seq_buf_printf(&s, "workingset_restore_file %lu\n",
memcg_page_state(memcg, WORKINGSET_RESTORE_FILE));
seq_buf_printf(&s, "workingset_nodereclaim %lu\n",
memcg_page_state(memcg, WORKINGSET_NODERECLAIM));
_
Patches currently in -mm which might be from songmuchun@xxxxxxxxxxxxx are
kprobes-fix-kill-kprobe-which-has-been-marked-as-gone.patch
mm-memcontrol-fix-missing-suffix-of-workingset_restore.patch
mm-memcontrol-add-the-missing-numa_stat-interface-for-cgroup-v2.patch
mm-memcontrol-add-the-missing-numa_stat-interface-for-cgroup-v2-v3.patch
mm-memcontrol-fix-out-of-bounds-on-the-buf-returned-by-memory_stat_format.patch
mmhwpoison-refactor-soft_offline_huge_page-and-__soft_offline_page-fix-2.patch
