The patch titled
memcg: remove mem_cgroup_calc_mapped_ratio()
has been added to the -mm tree. Its filename is
memcg-remove-mem_cgroup_calc_mapped_ratio-take2.patch
Before you just go and hit "reply", please:
a) Consider who else should be cc'ed
b) Prefer to cc a suitable mailing list as well
c) Ideally: find the original patch on the mailing list and do a
reply-to-all to that, adding suitable additional cc's
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find
out what to do about this
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: memcg: remove mem_cgroup_calc_mapped_ratio()
From: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Currently, mem_cgroup_calc_mapped_ratio() is unused at all. it can be
removed and KAMEZAWA-san suggested it.
Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@xxxxxxxxxxxxxx>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@xxxxxxxxxxxxxx>
Acked-by: Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx>
Cc: Johannes Weiner <hannes@xxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/memcontrol.h | 6 ------
mm/memcontrol.c | 17 -----------------
2 files changed, 23 deletions(-)
diff -puN include/linux/memcontrol.h~memcg-remove-mem_cgroup_calc_mapped_ratio-take2 include/linux/memcontrol.h
--- a/include/linux/memcontrol.h~memcg-remove-mem_cgroup_calc_mapped_ratio-take2
+++ a/include/linux/memcontrol.h
@@ -88,7 +88,6 @@ extern void mem_cgroup_end_migration(str
/*
* For memory reclaim.
*/
-extern int mem_cgroup_calc_mapped_ratio(struct mem_cgroup *mem);
extern long mem_cgroup_reclaim_imbalance(struct mem_cgroup *mem);
extern int mem_cgroup_get_reclaim_priority(struct mem_cgroup *mem);
@@ -211,11 +210,6 @@ static inline void mem_cgroup_end_migrat
{
}
-static inline int mem_cgroup_calc_mapped_ratio(struct mem_cgroup *mem)
-{
- return 0;
-}
-
static inline int mem_cgroup_reclaim_imbalance(struct mem_cgroup *mem)
{
return 0;
diff -puN mm/memcontrol.c~memcg-remove-mem_cgroup_calc_mapped_ratio-take2 mm/memcontrol.c
--- a/mm/memcontrol.c~memcg-remove-mem_cgroup_calc_mapped_ratio-take2
+++ a/mm/memcontrol.c
@@ -508,23 +508,6 @@ int task_in_mem_cgroup(struct task_struc
}
/*
- * Calculate mapped_ratio under memory controller. This will be used in
- * vmscan.c for deteremining we have to reclaim mapped pages.
- */
-int mem_cgroup_calc_mapped_ratio(struct mem_cgroup *mem)
-{
- long total, rss;
-
- /*
- * usage is recorded in bytes. But, here, we assume the number of
- * physical pages can be represented by "long" on any arch.
- */
- total = (long) (mem->res.usage >> PAGE_SHIFT) + 1L;
- rss = (long)mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_RSS);
- return (int)((rss * 100L) / total);
-}
-
-/*
* prev_priority control...this will be used in memory reclaim path.
*/
int mem_cgroup_get_reclaim_priority(struct mem_cgroup *mem)
_
Patches currently in -mm which might be from kosaki.motohiro@xxxxxxxxxxxxxx are
mm-fix-mlocked-page-counter-mismatch.patch
linux-next.patch
mm-fix-memmap-init-to-initialize-valid-memmap-for-memory-hole-fix.patch
get_mm_hiwater_xxx-trivial-s-define-inline.patch
swsusp-clean-up-shrink_all_zones.patch
swsusp-dont-fiddle-with-swappiness.patch
vmscan-rename-scmay_swap-to-may_unmap.patch
mm-introduce-for_each_populated_zone-macro.patch
mm-introduce-for_each_populated_zone-macro-cleanup.patch
getrusage-fill-ru_maxrss-value.patch
softirq-introduce-statistics-for-softirq.patch
proc-export-statistics-for-softirq-to-proc.patch
proc-export-statistics-for-softirq-to-proc-fix.patch
proc-update-document-for-proc-softirqs-and-proc-stat.patch
memcg-remove-mem_cgroup_calc_mapped_ratio-take2.patch
ia64-implement-interrupt-enabling-rwlocks.patch
fs-symlink-write_begin-allocation-context-fix-reiser4-fix.patch
--
To unsubscribe from this list: send the line "unsubscribe mm-commits" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
