On Tue, May 29, 2018 at 04:43:32PM +0200, Miklos Szeredi wrote: > The underlying real file used by overlayfs still contains the overlay path. > This results in mnt_want_write_file() calls by the filesystem getting > freeze protection on the wrong inode (the overlayfs one instead of the real > one). > > Fix by using file_inode(file)->i_sb instead of file->f_path.mnt->mnt_sb. Looks fine: Reviewed-by: Christoph Hellwig <hch@xxxxxx>
