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| author | Liam R. Howlett <Liam.Howlett@Oracle.com> | 2023-01-20 11:26:15 -0500 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2023-02-09 16:51:32 -0800 |
| commit | f2ebfe43ba6c845e70b6acbabd6c69ab74b3c52e (patch) | |
| tree | 8bdb5bad8237a0578fe43b40e728a8796a5bfd71 /include/linux | |
| parent | 3c441ab7d059ebfd2535a52c001c50eac5d63886 (diff) | |
| download | lwn-f2ebfe43ba6c845e70b6acbabd6c69ab74b3c52e.tar.gz lwn-f2ebfe43ba6c845e70b6acbabd6c69ab74b3c52e.zip | |
mm: add temporary vma iterator versions of vma_merge(), split_vma(), and __split_vma()
These wrappers are short-lived in this patch set so that each user can be
converted on its own. In the end, these functions are renamed in one
commit.
Link: https://lkml.kernel.org/r/20230120162650.984577-15-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 'include/linux')
| -rw-r--r-- | include/linux/mm.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h index 152a1362b800..956025940053 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2843,11 +2843,20 @@ extern struct vm_area_struct *vma_merge(struct mm_struct *, struct vm_area_struct *prev, unsigned long addr, unsigned long end, unsigned long vm_flags, struct anon_vma *, struct file *, pgoff_t, struct mempolicy *, struct vm_userfaultfd_ctx, struct anon_vma_name *); +extern struct vm_area_struct *vmi_vma_merge(struct vma_iterator *vmi, + struct mm_struct *, struct vm_area_struct *prev, unsigned long addr, + unsigned long end, unsigned long vm_flags, struct anon_vma *, + struct file *, pgoff_t, struct mempolicy *, struct vm_userfaultfd_ctx, + struct anon_vma_name *); extern struct anon_vma *find_mergeable_anon_vma(struct vm_area_struct *); extern int __split_vma(struct mm_struct *, struct vm_area_struct *, - unsigned long addr, int new_below); + unsigned long addr, int new_below); +extern int vmi__split_vma(struct vma_iterator *vmi, struct mm_struct *, + struct vm_area_struct *, unsigned long addr, int new_below); extern int split_vma(struct mm_struct *, struct vm_area_struct *, unsigned long addr, int new_below); +extern int vmi_split_vma(struct vma_iterator *vmi, struct mm_struct *, + struct vm_area_struct *, unsigned long addr, int new_below); extern int insert_vm_struct(struct mm_struct *, struct vm_area_struct *); extern void unlink_file_vma(struct vm_area_struct *); extern struct vm_area_struct *copy_vma(struct vm_area_struct **, |