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xfs: halt auto-reclamation activities while rebuilding rmap

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Rebuilding the reverse-mapping tree requires us to quiesce all inodes in
the filesystem, so we must stop background reclamation of post-EOF and
CoW prealloc blocks.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
This commit is contained in:
Darrick J. Wong
2018-05-09 10:03:56 -07:00
parent 95eb308caa
commit d6b636ebb1
4 changed files with 31 additions and 12 deletions
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3
fs/xfs/xfs_icache.h
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@@ -131,4 +131,7 @@ xfs_fs_eofblocks_from_user(
int xfs_icache_inode_is_allocated(struct xfs_mount *mp, struct xfs_trans *tp,
xfs_ino_t ino, bool *inuse);
void xfs_icache_disable_reclaim(struct xfs_mount *mp);
void xfs_icache_enable_reclaim(struct xfs_mount *mp);
#endif