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| author | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2023-12-27 15:41:04 +0100 |
|---|---|---|
| committer | Bartosz Golaszewski <bartosz.golaszewski@linaro.org> | 2023-12-27 15:41:04 +0100 |
| commit | 4ccdaba5ab560862f89d1d971fbcc2ef424e1867 (patch) | |
| tree | a7931e13df9cc887017eaa143b4dac66de959d90 /mm/hugetlb.c | |
| parent | 1cdc605c7d70a390ff75a814a26c6f45d75778be (diff) | |
| parent | 861deac3b092f37b2c5e6871732f3e11486f7082 (diff) | |
Merge tag 'v6.7-rc7' into gpio/for-next
Linux 6.7-rc7
Diffstat (limited to 'mm/hugetlb.c')
| -rw-r--r-- | mm/hugetlb.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 1169ef2f2176..6feb3e0630d1 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -1182,6 +1182,13 @@ static int is_vma_resv_set(struct vm_area_struct *vma, unsigned long flag) return (get_vma_private_data(vma) & flag) != 0; } +bool __vma_private_lock(struct vm_area_struct *vma) +{ + return !(vma->vm_flags & VM_MAYSHARE) && + get_vma_private_data(vma) & ~HPAGE_RESV_MASK && + is_vma_resv_set(vma, HPAGE_RESV_OWNER); +} + void hugetlb_dup_vma_private(struct vm_area_struct *vma) { VM_BUG_ON_VMA(!is_vm_hugetlb_page(vma), vma); |