diff options
author | Liam R. Howlett <Liam.Howlett@Oracle.com> | 2023-01-20 11:26:41 -0500 |
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committer | Andrew Morton <akpm@linux-foundation.org> | 2023-02-09 16:51:37 -0800 |
commit | 440703e082b9c79c3d4fffcca8c2dffd621e6dc5 (patch) | |
tree | 308262bca0180b0abbcdd6ffb1b7c2dfb9d8a294 /mm/internal.h | |
parent | e3d73f848e5f2e9da46646c97fb127dfc6868767 (diff) |
mm/mmap: refactor locking out of __vma_adjust()
Move the locking into vma_prepare() and vma_complete() for use elsewhere
Link: https://lkml.kernel.org/r/20230120162650.984577-41-Liam.Howlett@oracle.com
Signed-off-by: Liam R. Howlett <Liam.Howlett@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/internal.h')
-rw-r--r-- | mm/internal.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/mm/internal.h b/mm/internal.h index ffd65248f266..90bb2078444c 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -941,4 +941,18 @@ static inline int vma_iter_store_gfp(struct vma_iterator *vmi, return 0; } + +/* + * VMA lock generalization + */ +struct vma_prepare { + struct vm_area_struct *vma; + struct vm_area_struct *adj_next; + struct file *file; + struct address_space *mapping; + struct anon_vma *anon_vma; + struct vm_area_struct *insert; + struct vm_area_struct *remove; + struct vm_area_struct *remove2; +}; #endif /* __MM_INTERNAL_H */ |