This simply assigns the vm_ops so is easily updated - do so. Reviewed-by: Baolin Wang Reviewed-by: David Hildenbrand Signed-off-by: Lorenzo Stoakes --- mm/shmem.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/mm/shmem.c b/mm/shmem.c index 45e7733d6612..990e33c6a776 100644 --- a/mm/shmem.c +++ b/mm/shmem.c @@ -2938,16 +2938,17 @@ int shmem_lock(struct file *file, int lock, struct ucounts *ucounts) return retval; } -static int shmem_mmap(struct file *file, struct vm_area_struct *vma) +static int shmem_mmap_prepare(struct vm_area_desc *desc) { + struct file *file = desc->file; struct inode *inode = file_inode(file); file_accessed(file); /* This is anonymous shared memory if it is unlinked at the time of mmap */ if (inode->i_nlink) - vma->vm_ops = &shmem_vm_ops; + desc->vm_ops = &shmem_vm_ops; else - vma->vm_ops = &shmem_anon_vm_ops; + desc->vm_ops = &shmem_anon_vm_ops; return 0; } @@ -5217,7 +5218,7 @@ static const struct address_space_operations shmem_aops = { }; static const struct file_operations shmem_file_operations = { - .mmap = shmem_mmap, + .mmap_prepare = shmem_mmap_prepare, .open = shmem_file_open, .get_unmapped_area = shmem_get_unmapped_area, #ifdef CONFIG_TMPFS -- 2.51.0