diff options
author | Amir Goldstein <amir73il@gmail.com> | 2019-05-31 10:55:01 -0700 |
---|---|---|
committer | Darrick J. Wong <darrick.wong@oracle.com> | 2019-06-10 21:15:42 -0700 |
commit | 2042f61e766aec8471867c4cb750db6ba97f8a07 (patch) | |
tree | 208c9bd68dc670f41069e5373a5b2e74fb3142ae | |
parent | 17070fcccf0c4902c54c417f766092479788a2fe (diff) |
fuse: copy_file_range needs to strip setuid bits and update timestampscopy-file-range-fixes_2019-06-10
Like ->write_iter(), we update mtime and strip setuid of dst file before
copy and like ->read_iter(), we update atime of src file after copy.
Signed-off-by: Amir Goldstein <amir73il@gmail.com>
Acked-by: Miklos Szeredi <miklos@szeredi.hu>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
-rw-r--r-- | fs/fuse/file.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 569baf286835..eab00cd089e8 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -3131,6 +3131,10 @@ static ssize_t __fuse_copy_file_range(struct file *file_in, loff_t pos_in, inode_lock(inode_out); + err = file_modified(file_out); + if (err) + goto out; + if (fc->writeback_cache) { err = filemap_write_and_wait_range(inode_out->i_mapping, pos_out, pos_out + len); @@ -3172,6 +3176,7 @@ out: clear_bit(FUSE_I_SIZE_UNSTABLE, &fi_out->state); inode_unlock(inode_out); + file_accessed(file_in); return err; } |