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| author |   Vladimir Davydov <vdavydov@parallels.com> | 2015-09-09 15:35:38 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2015-09-10 13:29:01 -0700 |
| commit | 80ae2fdceba8313b0433f899bdd9c6c463291a17 (patch) | |
| tree | c8e6d0d5edcd0306ee939d3362028511e33bf97b /virt | |
| parent | memcg: zap try_get_mem_cgroup_from_page (diff) | |
| download | linux-dev-80ae2fdceba8313b0433f899bdd9c6c463291a17.tar.xz linux-dev-80ae2fdceba8313b0433f899bdd9c6c463291a17.zip | |
proc: add kpagecgroup file
/proc/kpagecgroup contains a 64-bit inode number of the memory cgroup each
page is charged to, indexed by PFN. Having this information is useful for
estimating a cgroup working set size.
The file is present if CONFIG_PROC_PAGE_MONITOR && CONFIG_MEMCG.
Signed-off-by: Vladimir Davydov <vdavydov@parallels.com>
Reviewed-by: Andres Lagar-Cavilla <andreslc@google.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Raghavendra K T <raghavendra.kt@linux.vnet.ibm.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Michal Hocko <mhocko@suse.cz>
Cc: Greg Thelen <gthelen@google.com>
Cc: Michel Lespinasse <walken@google.com>
Cc: David Rientjes <rientjes@google.com>
Cc: Pavel Emelyanov <xemul@parallels.com>
Cc: Cyrill Gorcunov <gorcunov@openvz.org>
Cc: Jonathan Corbet <corbet@lwn.net>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'virt')
0 files changed, 0 insertions, 0 deletions