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(parent: 4b0bce3) | patch
xfs: prohibit fstrim in norecovery mode
authorDarrick J. Wong <darrick.wong@oracle.com>
Sat, 23 Mar 2019 01:10:22 +0000 (18:10 -0700)
committerDarrick J. Wong <darrick.wong@oracle.com>
Mon, 25 Mar 2019 15:03:29 +0000 (08:03 -0700)
commited79dac98c5e9f8471456afe2cc09a3912586b52
tree8c6cc62bf32cca22fcf480f87760038d80399c73tree | snapshot
parent4b0bce30f39b7733420bb8b28e340aa91c219bc1commit | diff
xfs: prohibit fstrim in norecovery mode

The xfs fstrim implementation uses the free space btrees to find free
space that can be discarded.  If we haven't recovered the log, the bnobt
will be stale and we absolutely *cannot* use stale metadata to zap the
underlying storage.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Eric Sandeen <sandeen@redhat.com>
fs/xfs/xfs_discard.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git