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authorGanesh Mahendran <opensource.ganesh@gmail.com>2016-07-28 15:47:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2016-07-28 16:07:41 -0700
commitfd8544639e3fdc0196707ffb57b90a48a8948647 (patch)
tree268d0b7a43fc26559c0209df74abdd61840c1173 /mm/zsmalloc.c
parent64d90465f01325653deb8503aec4ca48ca3e9580 (diff)
downloadlinux-fd8544639e3fdc0196707ffb57b90a48a8948647.tar.bz2
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.c7
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.