On Thu, Sep 29, 2016 at 08:05:48PM -0700, Darrick J. Wong wrote: > Add a new fallocate mode flag that explicitly unshares blocks on > filesystems that support such features. The new flag can only > be used with an allocate-mode fallocate call. We will also need a manpage addition for this. And while we're at it an explanation of fallocate on COW files for btrfs, ocfs2 and XFS as I don't think we are very coherent or obvious at the moment. Well, maybe that's just future work. For now: Reviewed-by: Christoph Hellwig <hch@xxxxxx> -- To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html