A-Team_Digital_Solutions/android_kernel_motorola_sm6375
Watch
2
0
Fork
You've already forked android_kernel_motorola_sm6375
 0
mirror of https://github.com/BobTheBlinker/android_kernel_motorola_sm6375.git synced 2026-10-26 06:33:19 -04:00
Code Issues Projects Releases Packages Wiki Activity

xfs: disallow mounting of realtime + rmap filesystems

Browse source 
Since the kernel doesn't currently support the realtime rmapbt,
don't allow such filesystems to be mounted.  Support will appear
in a future release.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Carlos Maiolino <cmaiolino@redhat.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
This commit is contained in:
Darrick J. Wong 2016-08-26 15:59:19 +10:00 • committed by Dave Chinner
commit 738f57c16a
1 changed files with 8 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

9
fs/xfs/xfs_super.c
View file

@ -1574,9 +1574,16 @@ xfs_fs_fill_super(
}
}
if (xfs_sb_version_hasrmapbt(&mp->m_sb))
if (xfs_sb_version_hasrmapbt(&mp->m_sb)) {
if (mp->m_sb.sb_rblocks) {
xfs_alert(mp,
"EXPERIMENTAL reverse mapping btree not compatible with realtime device!");
error = -EINVAL;
goto out_filestream_unmount;
}
xfs_alert(mp,
"EXPERIMENTAL reverse mapping btree feature enabled. Use at your own risk!");
}
error = xfs_mountfs(mp);
if (error)