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author | 2022-09-01 20:00:23 +0800 | |
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committer | 2022-09-11 20:26:09 -0700 | |
commit | 3466534131b28e1ee1e7cfd5c77d981ea41b20aa (patch) | |
tree | 14b031fd30c9ec3df9c0376a7932c846df73001e /mm | |
parent | hugetlb: Use helper macro SZ_1K (diff) | |
download | linux-3466534131b28e1ee1e7cfd5c77d981ea41b20aa.tar.gz linux-3466534131b28e1ee1e7cfd5c77d981ea41b20aa.tar.bz2 linux-3466534131b28e1ee1e7cfd5c77d981ea41b20aa.zip |
hugetlb: use LIST_HEAD() to define a list head
Use LIST_HEAD() directly to define a list head to simplify the code.
No functional change intended.
Link: https://lkml.kernel.org/r/20220901120030.63318-4-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>
Diffstat (limited to 'mm')
-rw-r--r-- | mm/hugetlb.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index cebaa5d28b52..fddbda2a2b37 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -456,14 +456,12 @@ static int allocate_file_region_entries(struct resv_map *resv, int regions_needed) __must_hold(&resv->lock) { - struct list_head allocated_regions; + LIST_HEAD(allocated_regions); int to_allocate = 0, i = 0; struct file_region *trg = NULL, *rg = NULL; VM_BUG_ON(regions_needed < 0); - INIT_LIST_HEAD(&allocated_regions); - /* * Check for sufficient descriptors in the cache to accommodate * the number of in progress add operations plus regions_needed. @@ -2336,7 +2334,7 @@ struct page *alloc_huge_page_vma(struct hstate *h, struct vm_area_struct *vma, static int gather_surplus_pages(struct hstate *h, long delta) __must_hold(&hugetlb_lock) { - struct list_head surplus_list; + LIST_HEAD(surplus_list); struct page *page, *tmp; int ret; long i; @@ -2351,7 +2349,6 @@ static int gather_surplus_pages(struct hstate *h, long delta) } allocated = 0; - INIT_LIST_HEAD(&surplus_list); ret = -ENOMEM; retry: |