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| author | Darrick J. Wong <[email protected]> | 2016-10-03 16:11:16 +0000 |
|---|---|---|
| committer | Darrick J. Wong <[email protected]> | 2016-10-03 16:11:16 +0000 |
| commit | 46eeb521b95247170d2db773bb4cc8fb3de1d85c (patch) | |
| tree | 4a66989f821d978e127e44f2a00840419ad6adcd /fs/xfs/libxfs/xfs_alloc.c | |
| parent | xfs: define tracepoints for refcount btree activities (diff) | |
| download | kernel-46eeb521b95247170d2db773bb4cc8fb3de1d85c.tar.gz kernel-46eeb521b95247170d2db773bb4cc8fb3de1d85c.zip | |
xfs: introduce refcount btree definitions
Add new per-AG refcount btree definitions to the per-AG structures.
Signed-off-by: Darrick J. Wong <[email protected]>
Signed-off-by: Christoph Hellwig <[email protected]>
Reviewed-by: Christoph Hellwig <[email protected]>
Diffstat (limited to 'fs/xfs/libxfs/xfs_alloc.c')
| -rw-r--r-- | fs/xfs/libxfs/xfs_alloc.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/xfs/libxfs/xfs_alloc.c b/fs/xfs/libxfs/xfs_alloc.c index ca75dc90ebe0..275d3459e9e8 100644 --- a/fs/xfs/libxfs/xfs_alloc.c +++ b/fs/xfs/libxfs/xfs_alloc.c @@ -2458,6 +2458,10 @@ xfs_agf_verify( be32_to_cpu(agf->agf_btreeblks) > be32_to_cpu(agf->agf_length)) return false; + if (xfs_sb_version_hasreflink(&mp->m_sb) && + be32_to_cpu(agf->agf_refcount_level) > XFS_BTREE_MAXLEVELS) + return false; + return true;; } @@ -2578,6 +2582,7 @@ xfs_alloc_read_agf( be32_to_cpu(agf->agf_levels[XFS_BTNUM_CNTi]); pag->pagf_levels[XFS_BTNUM_RMAPi] = be32_to_cpu(agf->agf_levels[XFS_BTNUM_RMAPi]); + pag->pagf_refcount_level = be32_to_cpu(agf->agf_refcount_level); spin_lock_init(&pag->pagb_lock); pag->pagb_count = 0; pag->pagb_tree = RB_ROOT; |