The patch titled
Subject: mm/cma.c: switch to bitmap_zalloc() for cma bitmap allocation
has been removed from the -mm tree. Its filename was
mm-cmac-switch-to-bitmap_zalloc-for-cma-bitmap-allocation.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: Yunfeng Ye <yeyunfeng@xxxxxxxxxx>
Subject: mm/cma.c: switch to bitmap_zalloc() for cma bitmap allocation
kzalloc() is used for cma bitmap allocation in cma_activate_area(),
switch to bitmap_zalloc() for clarity.
Link: http://lkml.kernel.org/r/895d4627-f115-c77a-d454-c0a196116426@xxxxxxxxxx
Signed-off-by: Yunfeng Ye <yeyunfeng@xxxxxxxxxx>
Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Mike Rapoport <rppt@xxxxxxxxxxxxx>
Cc: Yue Hu <huyue2@xxxxxxxxxx>
Cc: Peng Fan <peng.fan@xxxxxxx>
Cc: Andrey Ryabinin <aryabinin@xxxxxxxxxxxxx>
Cc: Ryohei Suzuki <ryh.szk.cmnty@xxxxxxxxx>
Cc: Andrey Konovalov <andreyknvl@xxxxxxxxxx>
Cc: Doug Berger <opendmb@xxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/cma.c | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
--- a/mm/cma.c~mm-cmac-switch-to-bitmap_zalloc-for-cma-bitmap-allocation
+++ a/mm/cma.c
@@ -95,13 +95,11 @@ static void cma_clear_bitmap(struct cma
static int __init cma_activate_area(struct cma *cma)
{
- int bitmap_size = BITS_TO_LONGS(cma_bitmap_maxno(cma)) * sizeof(long);
unsigned long base_pfn = cma->base_pfn, pfn = base_pfn;
unsigned i = cma->count >> pageblock_order;
struct zone *zone;
- cma->bitmap = kzalloc(bitmap_size, GFP_KERNEL);
-
+ cma->bitmap = bitmap_zalloc(cma_bitmap_maxno(cma), GFP_KERNEL);
if (!cma->bitmap) {
cma->count = 0;
return -ENOMEM;
@@ -139,7 +137,7 @@ static int __init cma_activate_area(stru
not_in_zone:
pr_err("CMA area %s could not be activated\n", cma->name);
- kfree(cma->bitmap);
+ bitmap_free(cma->bitmap);
cma->count = 0;
return -EINVAL;
}
_
Patches currently in -mm which might be from yeyunfeng@xxxxxxxxxx are
