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authorJoel Stanley <joel@jms.id.au>2020-08-31 03:46:52 +0300
committerJoel Stanley <joel@jms.id.au>2020-08-31 03:46:57 +0300
commit0dd0c8c492fa70707ca4f0d36dcb2e3c64105b16 (patch)
treea420abd8f26264544246602c60d161a7cc4de390 /mm/cma.c
parent31d8605658d37d9197a989838508481d5dc1d8bc (diff)
parent9ece50d8a470ca7235ffd6ac0f9c5f0f201fe2c8 (diff)
downloadlinux-dev-5.8.tar.xz
Merge tag 'v5.8.5' into dev-5.8dev-5.8
This is the 5.8.5 stable release Signed-off-by: Joel Stanley <joel@jms.id.au>
Diffstat (limited to 'mm/cma.c')
-rw-r--r--mm/cma.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/mm/cma.c b/mm/cma.c
index 26ecff818881..0963c0f9c502 100644
--- a/mm/cma.c
+++ b/mm/cma.c
@@ -93,17 +93,15 @@ static void cma_clear_bitmap(struct cma *cma, unsigned long pfn,
mutex_unlock(&cma->lock);
}
-static int __init cma_activate_area(struct cma *cma)
+static void __init cma_activate_area(struct cma *cma)
{
unsigned long base_pfn = cma->base_pfn, pfn = base_pfn;
unsigned i = cma->count >> pageblock_order;
struct zone *zone;
cma->bitmap = bitmap_zalloc(cma_bitmap_maxno(cma), GFP_KERNEL);
- if (!cma->bitmap) {
- cma->count = 0;
- return -ENOMEM;
- }
+ if (!cma->bitmap)
+ goto out_error;
WARN_ON_ONCE(!pfn_valid(pfn));
zone = page_zone(pfn_to_page(pfn));
@@ -133,25 +131,22 @@ static int __init cma_activate_area(struct cma *cma)
spin_lock_init(&cma->mem_head_lock);
#endif
- return 0;
+ return;
not_in_zone:
- pr_err("CMA area %s could not be activated\n", cma->name);
bitmap_free(cma->bitmap);
+out_error:
cma->count = 0;
- return -EINVAL;
+ pr_err("CMA area %s could not be activated\n", cma->name);
+ return;
}
static int __init cma_init_reserved_areas(void)
{
int i;
- for (i = 0; i < cma_area_count; i++) {
- int ret = cma_activate_area(&cma_areas[i]);
-
- if (ret)
- return ret;
- }
+ for (i = 0; i < cma_area_count; i++)
+ cma_activate_area(&cma_areas[i]);
return 0;
}