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authorGreg Kroah-Hartman <[email protected]>2023-12-11 08:39:35 +0100
committerGreg Kroah-Hartman <[email protected]>2023-12-11 08:39:35 +0100
commit0e42b5fee8a8c5bc173f702b0745da6d9329c714 (patch)
treea71b0daded5764fcc33b88f9344872c13f4b488e /mm/hugetlb.c
parent386a766c4169006d0e9df44823849930b8995e32 (diff)
parenta39b6ac3781d46ba18193c9dbb2110f31e9bffe9 (diff)
Merge 6.7-rc5 into char-misc-next
We need the char/misc fixes in here as well for testing and to build off of. Signed-off-by: Greg Kroah-Hartman <[email protected]>
Diffstat (limited to 'mm/hugetlb.c')
-rw-r--r--mm/hugetlb.c7
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);