[PATCH v3 5/8] mm/zsmalloc: keep comments consistent with code

From: Ganesh Mahendran
Date: Wed Jul 06 2016 - 02:26:46 EST


some minor change of comments:
1). update zs_malloc(),zs_create_pool() function header
2). update "Usage of struct page fields"

Signed-off-by: Ganesh Mahendran <opensource.ganesh@xxxxxxxxx>
Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>
Acked-by: Minchan Kim <minchan@xxxxxxxxxx>
----
v3:
none
v2:
change *object index* to *object offset* - Minchan
---
mm/zsmalloc.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index 82b9977..ded312b 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
@@ -140,9 +141,6 @@
*/
#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,
@@ -1535,6 +1533,7 @@ 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.
@@ -2401,7 +2400,7 @@ 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.
--
1.9.1