On Tue, 21 Apr 2015, Christoph Hellwig wrote: > 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... > > Yeah remove gfs2 from the list. But please add tmpfs to the list - though I doubt you're interested in caching its files. Hugh -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html