vfs: remap helper should update destination inode metadata
Extend generic_remap_file_range_prep to handle inode metadata updates when remapping into a file. If the operation can possibly alter the file contents, we must update the ctime and mtime and remove security privileges, just like we do for regular file writes. Signed-off-by: NDarrick J. Wong <darrick.wong@oracle.com> Reviewed-by: NAmir Goldstein <amir73il@gmail.com> Signed-off-by: NDave Chinner <david@fromorbit.com>
Showing
想要评论请 注册 或 登录