From f567377e406c032fff0799bde4fdf4a977529b84 Mon Sep 17 00:00:00 2001 From: Amir Goldstein Date: Fri, 13 Oct 2023 12:49:37 +0300 Subject: fs: factor out backing_file_mmap() helper Assert that the file object is allocated in a backing_file container so that file_user_path() could be used to display the user path and not the backing file's path in /proc//maps. Signed-off-by: Amir Goldstein --- include/linux/backing-file.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'include/linux') diff --git a/include/linux/backing-file.h b/include/linux/backing-file.h index 0546d5b1c9f5..3f1fe1774f1b 100644 --- a/include/linux/backing-file.h +++ b/include/linux/backing-file.h @@ -36,5 +36,7 @@ ssize_t backing_file_splice_write(struct pipe_inode_info *pipe, struct file *out, loff_t *ppos, size_t len, unsigned int flags, struct backing_file_ctx *ctx); +int backing_file_mmap(struct file *file, struct vm_area_struct *vma, + struct backing_file_ctx *ctx); #endif /* _LINUX_BACKING_FILE_H */ -- cgit v1.2.3