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| author | Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> | 2012-10-09 03:32:02 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2012-10-09 11:22:44 +0400 |
| commit | d1ce749a0db12202b711d1aba1d29e823034648d (patch) | |
| tree | b9b1f0e1d4fcda9ab900575f42f5ddc155d28648 /include/linux/mmzone.h | |
| parent | 2139cbe627b8910ded55148f87ee10f7485408ed (diff) | |
| download | linux-d1ce749a0db12202b711d1aba1d29e823034648d.tar.xz | |
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 'include/linux/mmzone.h')
| -rw-r--r-- | include/linux/mmzone.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index 2daa54f55db7..85ac67aa5770 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -142,6 +142,7 @@ enum zone_stat_item { NUMA_OTHER, /* allocation from other node */ #endif NR_ANON_TRANSPARENT_HUGEPAGES, + NR_FREE_CMA_PAGES, NR_VM_ZONE_STAT_ITEMS }; /* |