From f2ebfe43ba6c845e70b6acbabd6c69ab74b3c52e Mon Sep 17 00:00:00 2001 From: "Liam R. Howlett" Date: Fri, 20 Jan 2023 11:26:15 -0500 Subject: 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 Signed-off-by: Andrew Morton --- include/linux/mm.h | 11 ++++++++++- 1 file changed, 10 insertions(+), 1 deletion(-) (limited to 'include/linux') 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 **, -- cgit v1.2.3