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| author | Ganesh Mahendran <opensource.ganesh@gmail.com> | 2016-07-29 00:47:54 +0200 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2016-07-29 01:07:41 +0200 |
| commit | fd8544639e3fdc0196707ffb57b90a48a8948647 (patch) | |
| tree | 268d0b7a43fc26559c0209df74abdd61840c1173 /mm/zsmalloc.c | |
| parent | mm/zsmalloc: avoid calculate max objects of zspage twice (diff) | |
| download | linux-fd8544639e3fdc0196707ffb57b90a48a8948647.tar.xz linux-fd8544639e3fdc0196707ffb57b90a48a8948647.zip | |
mm/zsmalloc: keep comments consistent with code
Some minor commebnt changes:
1). update zs_malloc(),zs_create_pool() function header
2). update "Usage of struct page fields"
Link: http://lkml.kernel.org/r/1467882338-4300-5-git-send-email-opensource.ganesh@gmail.com
Signed-off-by: Ganesh Mahendran <opensource.ganesh@gmail.com>
Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Acked-by: Minchan Kim <minchan@kernel.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/zsmalloc.c')
| -rw-r--r-- | mm/zsmalloc.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c index 1ce774503fa1..acfdf69184a7 100644 --- a/mm/zsmalloc.c +++ b/mm/zsmalloc.c @@ -20,6 +20,7 @@ * page->freelist(index): links together all component pages of a zspage * For the huge page, this is always 0, so we use this field * to store handle. + * page->units: first object offset in a subpage of zspage * * Usage of struct page flags: * PG_private: identifies the first component page @@ -137,9 +138,6 @@ */ #define ZS_SIZE_CLASS_DELTA (PAGE_SIZE >> CLASS_BITS) -/* - * We do not maintain any list for completely empty or full pages - */ enum fullness_group { ZS_EMPTY, ZS_ALMOST_EMPTY, @@ -1532,6 +1530,7 @@ static unsigned long obj_malloc(struct size_class *class, * zs_malloc - Allocate block of given size from pool. * @pool: pool to allocate from * @size: size of block to allocate + * @gfp: gfp flags when allocating object * * On success, handle to the allocated object is returned, * otherwise 0. @@ -2391,7 +2390,7 @@ static int zs_register_shrinker(struct zs_pool *pool) /** * zs_create_pool - Creates an allocation pool to work from. - * @flags: allocation flags used to allocate pool metadata + * @name: pool name to be created * * This function must be called before anything when using * the zsmalloc allocator. |