[PATCH v4 1/8] mm/zsmalloc: use obj_index to keep consistent with others

From: Ganesh Mahendran
Date: Thu Jul 07 2016 - 05:06:09 EST


This is a cleanup patch. Change "index" to "obj_index" to keep
consistent with others in zsmalloc.

Signed-off-by: Ganesh Mahendran <opensource.ganesh@xxxxxxxxx>
Reviewed-by: Sergey Senozhatsky <sergey.senozhatsky@xxxxxxxxx>
Acked-by: Minchan Kim <minchan@xxxxxxxxxx>
----
v4: none
v3: none
v2: none
---
mm/zsmalloc.c | 14 +++++++-------
1 file changed, 7 insertions(+), 7 deletions(-)

diff --git a/mm/zsmalloc.c b/mm/zsmalloc.c
index e425de4..3a37977 100644
--- a/mm/zsmalloc.c
+++ b/mm/zsmalloc.c
@@ -1779,7 +1779,7 @@ struct zs_compact_control {
struct page *d_page;
/* Starting object index within @s_page which used for live object
* in the subpage. */
- int index;
+ int obj_idx;
};

static int migrate_zspage(struct zs_pool *pool, struct size_class *class,
@@ -1789,16 +1789,16 @@ static int migrate_zspage(struct zs_pool *pool, struct size_class *class,
unsigned long handle;
struct page *s_page = cc->s_page;
struct page *d_page = cc->d_page;
- unsigned long index = cc->index;
+ int obj_idx = cc->obj_idx;
int ret = 0;

while (1) {
- handle = find_alloced_obj(class, s_page, index);
+ handle = find_alloced_obj(class, s_page, obj_idx);
if (!handle) {
s_page = get_next_page(s_page);
if (!s_page)
break;
- index = 0;
+ obj_idx = 0;
continue;
}

@@ -1812,7 +1812,7 @@ static int migrate_zspage(struct zs_pool *pool, struct size_class *class,
used_obj = handle_to_obj(handle);
free_obj = obj_malloc(class, get_zspage(d_page), handle);
zs_object_copy(class, free_obj, used_obj);
- index++;
+ obj_idx++;
/*
* record_obj updates handle's value to free_obj and it will
* invalidate lock bit(ie, HANDLE_PIN_BIT) of handle, which
@@ -1827,7 +1827,7 @@ static int migrate_zspage(struct zs_pool *pool, struct size_class *class,

/* Remember last position in this iteration */
cc->s_page = s_page;
- cc->index = index;
+ cc->obj_idx = obj_idx;

return ret;
}
@@ -2282,7 +2282,7 @@ static void __zs_compact(struct zs_pool *pool, struct size_class *class)
if (!zs_can_compact(class))
break;

- cc.index = 0;
+ cc.obj_idx = 0;
cc.s_page = get_first_page(src_zspage);

while ((dst_zspage = isolate_zspage(class, false))) {
--
1.9.1