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hugetlb: make hugetlb_cma_check() static

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Patch series "A few cleanup patches for hugetlb", v2.

This series contains a few cleanup patches to use helper functions to
simplify the codes, remove unneeded nid parameter and so on. More
details can be found in the respective changelogs.


This patch (of 10):

Make hugetlb_cma_check() static as it's only used inside mm/hugetlb.c.

Link: https://lkml.kernel.org/r/20220901120030.63318-1-linmiaohe@huawei.com
Link: https://lkml.kernel.org/r/20220901120030.63318-2-linmiaohe@huawei.com
Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Reviewed-by: Muchun Song <songmuchun@bytedance.com>
Cc: Mike Kravetz <mike.kravetz@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
Miaohe Lin 2022-09-01 20:00:21 +08:00 committed by Andrew Morton
parent 454552d014
commit 263b899802
2 changed files with 9 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
include/linux/hugetlb.h
View File

@ -1123,14 +1123,10 @@ static inline spinlock_t *huge_pte_lock(struct hstate *h,
#if defined(CONFIG_HUGETLB_PAGE) && defined(CONFIG_CMA)
extern void __init hugetlb_cma_reserve(int order);
extern void __init hugetlb_cma_check(void);
#else
static inline __init void hugetlb_cma_reserve(int order)
{
}
static inline __init void hugetlb_cma_check(void)
{
}
#endif
bool want_pmd_share(struct vm_area_struct *vma, unsigned long addr);

10
mm/hugetlb.c
View File

@ -4030,6 +4030,14 @@ static void hugetlb_register_all_nodes(void) { }
#endif
#ifdef CONFIG_CMA
static void __init hugetlb_cma_check(void);
#else
static inline __init void hugetlb_cma_check(void)
{
}
#endif
static int __init hugetlb_init(void)
{
int i;
@ -7361,7 +7369,7 @@ void __init hugetlb_cma_reserve(int order)
hugetlb_cma_size = 0;
}
void __init hugetlb_cma_check(void)
static void __init hugetlb_cma_check(void)
{
if (!hugetlb_cma_size || cma_reserve_called)
return;