Re: [PATCH] xfs: don't allow reflink + realtime filesystems
From: Bill O'Donnell <hidden>
Date: 2018-02-01 18:51:53
On Wed, Jan 31, 2018 at 04:57:09PM -0800, Darrick J. Wong wrote:
From: Darrick J. Wong <redacted> We don't support realtime filesystems with reflink either, so fail those mounts. Signed-off-by: Darrick J. Wong <redacted>
Reviewed-by: Bill O'Donnell <redacted>
quoted hunk ↗ jump to hunk
--- fs/xfs/xfs_super.c | 7 +++++++ 1 file changed, 7 insertions(+)diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index a83a9f0..7aba628 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c@@ -1684,6 +1684,13 @@ xfs_fs_fill_super( } } + if (xfs_sb_version_hasreflink(&mp->m_sb) && mp->m_sb.sb_rblocks) { + xfs_alert(mp, + "reflink not compatible with realtime device!"); + error = -EINVAL; + goto out_filestream_unmount; + } + if (xfs_sb_version_hasrmapbt(&mp->m_sb) && mp->m_sb.sb_rblocks) { xfs_alert(mp, "reverse mapping btree not compatible with realtime device!"); --To unsubscribe from this list: send the line "unsubscribe linux-xfs" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html