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| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2012-10-08 16:32:02 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-09 16:22:44 +0900 |
| commit | d1ce749a0db12202b711d1aba1d29e823034648d (patch) | |
| tree | b9b1f0e1d4fcda9ab900575f42f5ddc155d28648 /mm/vmstat.c | |
| parent | 2139cbe627b8910ded55148f87ee10f7485408ed (diff) | |
| download | lwn-d1ce749a0db12202b711d1aba1d29e823034648d.tar.gz lwn-d1ce749a0db12202b711d1aba1d29e823034648d.zip | |
cma: count free CMA pages
Add NR_FREE_CMA_PAGES counter to be later used for checking watermark in
__zone_watermark_ok(). For simplicity and to avoid #ifdef hell make this
counter always available (not only when CONFIG_CMA=y).
[akpm@linux-foundation.org: use conventional migratetype naming]
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Cc: Marek Szyprowski <m.szyprowski@samsung.com>
Cc: Michal Nazarewicz <mina86@mina86.com>
Cc: Minchan Kim <minchan@kernel.org>
Cc: Mel Gorman <mgorman@suse.de>
Cc: Hugh Dickins <hughd@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/vmstat.c')
| -rw-r--r-- | mm/vmstat.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/mm/vmstat.c b/mm/vmstat.c index b3e3b9d525d0..acbd85c983e6 100644 --- a/mm/vmstat.c +++ b/mm/vmstat.c @@ -722,6 +722,7 @@ const char * const vmstat_text[] = { "numa_other", #endif "nr_anon_transparent_hugepages", + "nr_free_cma", "nr_dirty_threshold", "nr_dirty_background_threshold", |