Re: [PATCH 3/3] btrfs: set FS_SUPPORTS_SEEK_HOLE flag.
On Mon, Apr 20, 2015 at 01:58:35PM +0100, Al Viro wrote: > > > Do ext4 and xfs support this, do you know? > > > > Yes. As do f2fs, ocfs2, gfs2, ceph and NFSv4.2 > > Er... Nominally, gfs2 supports it. By treating all files as "there's a > hole starting at EOF". Same as ext2 or even minix...