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hugetlb_cgroup: remove unneeded return value

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The return value of set_hugetlb_cgroup and set_hugetlb_cgroup_rsvd are
always ignored. Remove them to clean up the code.

Link: https://lkml.kernel.org/r/20220729080106.12752-4-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Mina Almasry <almasrymina@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-07-29 16:01:04 +08:00 committed by Andrew Morton
parent abfb09e2c8
commit 736a8ccce9
1 changed files with 8 additions and 11 deletions
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19
include/linux/hugetlb_cgroup.h
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@ -90,32 +90,31 @@ hugetlb_cgroup_from_page_rsvd(struct page *page)
return __hugetlb_cgroup_from_page(page, true);
}
static inline int __set_hugetlb_cgroup(struct page *page,
static inline void __set_hugetlb_cgroup(struct page *page,
struct hugetlb_cgroup *h_cg, bool rsvd)
{
VM_BUG_ON_PAGE(!PageHuge(page), page);
if (compound_order(page) < HUGETLB_CGROUP_MIN_ORDER)
return -1;
return;
if (rsvd)
set_page_private(page + SUBPAGE_INDEX_CGROUP_RSVD,
(unsigned long)h_cg);
else
set_page_private(page + SUBPAGE_INDEX_CGROUP,
(unsigned long)h_cg);
return 0;
}
static inline int set_hugetlb_cgroup(struct page *page,
static inline void set_hugetlb_cgroup(struct page *page,
struct hugetlb_cgroup *h_cg)
{
return __set_hugetlb_cgroup(page, h_cg, false);
__set_hugetlb_cgroup(page, h_cg, false);
}
static inline int set_hugetlb_cgroup_rsvd(struct page *page,
static inline void set_hugetlb_cgroup_rsvd(struct page *page,
struct hugetlb_cgroup *h_cg)
{
return __set_hugetlb_cgroup(page, h_cg, true);
__set_hugetlb_cgroup(page, h_cg, true);
}
static inline bool hugetlb_cgroup_disabled(void)
@ -199,16 +198,14 @@ hugetlb_cgroup_from_page_rsvd(struct page *page)
return NULL;
}
static inline int set_hugetlb_cgroup(struct page *page,
static inline void set_hugetlb_cgroup(struct page *page,
struct hugetlb_cgroup *h_cg)
{
return 0;
}
static inline int set_hugetlb_cgroup_rsvd(struct page *page,
static inline void set_hugetlb_cgroup_rsvd(struct page *page,
struct hugetlb_cgroup *h_cg)
{
return 0;
}
static inline bool hugetlb_cgroup_disabled(void)