diff options
| author | Omar Sandoval <osandov@fb.com> | 2019-09-04 12:13:25 -0700 |
|---|---|---|
| committer | David Sterba <dsterba@suse.com> | 2022-03-14 13:13:50 +0100 |
| commit | 871129332d74c9e94bd110932ac4445833995639 (patch) | |
| tree | b684145f2cfd170d35d7b154559f6810d44acbe6 /include/linux/fs.h | |
| parent | 457b0a3d6e266f40a367205e224b971e4da7f5f8 (diff) | |
| download | lwn-871129332d74c9e94bd110932ac4445833995639.tar.gz lwn-871129332d74c9e94bd110932ac4445833995639.zip | |
fs: export rw_verify_area()
I'm adding btrfs ioctls to read and write compressed data, and rather
than duplicating the checks in rw_verify_area(), let's just export it.
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Omar Sandoval <osandov@fb.com>
Reviewed-by: David Sterba <dsterba@suse.com>
Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'include/linux/fs.h')
| -rw-r--r-- | include/linux/fs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index e2d892b201b0..0ebfc2519212 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h @@ -3173,6 +3173,7 @@ extern loff_t fixed_size_llseek(struct file *file, loff_t offset, int whence, loff_t size); extern loff_t no_seek_end_llseek_size(struct file *, loff_t, int, loff_t); extern loff_t no_seek_end_llseek(struct file *, loff_t, int); +int rw_verify_area(int, struct file *, const loff_t *, size_t); extern int generic_file_open(struct inode * inode, struct file * filp); extern int nonseekable_open(struct inode * inode, struct file * filp); extern int stream_open(struct inode * inode, struct file * filp); |