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| author |   Jie Liu <jeff.liu@oracle.com> | 2013-12-13 15:51:48 +1100 |
|---|---|---|
| committer |   Dave Chinner <david@fromorbit.com> | 2013-12-13 15:51:48 +1100 |
| commit | a2ba07b2d2215bed560aa67c84275304314d9691 (patch) | |
| tree | def7abc447f35129987dcca8bd914590b0c3c869 /fs/xfs/xfs_itable.c | |
| parent | xfs: introduce a common helper xfs_icluster_size_fsb (diff) | |
| download | linux-dev-a2ba07b2d2215bed560aa67c84275304314d9691.tar.xz linux-dev-a2ba07b2d2215bed560aa67c84275304314d9691.zip | |
xfs: use xfs_icluster_size_fsb in xfs_bulkstat
Use xfs_icluster_size_fsb() in xfs_bulkstat(), make the related
variables more meaningful and remove an unused variable nimask
from it.
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_itable.c')
| -rw-r--r-- | fs/xfs/xfs_itable.c | 22 |
1 files changed, 9 insertions, 13 deletions
diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c index 0571012f67c0..f46338285152 100644 --- a/fs/xfs/xfs_itable.c +++ b/fs/xfs/xfs_itable.c @@ -209,9 +209,8 @@ xfs_bulkstat( xfs_inobt_rec_incore_t *irbuf; /* start of irec buffer */ xfs_inobt_rec_incore_t *irbufend; /* end of good irec buffer entries */ xfs_ino_t lastino; /* last inode number returned */ - int nbcluster; /* # of blocks in a cluster */ - int nicluster; /* # of inodes in a cluster */ - int nimask; /* mask for inode clusters */ + int blks_per_cluster; /* # of blocks per cluster */ + int inodes_per_cluster;/* # of inodes per cluster */ int nirbuf; /* size of irbuf */ int rval; /* return value error code */ int tmp; /* result value from btree calls */ @@ -243,11 +242,8 @@ xfs_bulkstat( *done = 0; fmterror = 0; ubufp = ubuffer; - nicluster = mp->m_sb.sb_blocksize >= mp->m_inode_cluster_size ? - mp->m_sb.sb_inopblock : - (mp->m_inode_cluster_size >> mp->m_sb.sb_inodelog); - nimask = ~(nicluster - 1); - nbcluster = nicluster >> mp->m_sb.sb_inopblog; + blks_per_cluster = xfs_icluster_size_fsb(mp); + inodes_per_cluster = blks_per_cluster << mp->m_sb.sb_inopblog; irbuf = kmem_zalloc_greedy(&irbsize, PAGE_SIZE, PAGE_SIZE * 4); if (!irbuf) return ENOMEM; @@ -390,12 +386,12 @@ xfs_bulkstat( agbno = XFS_AGINO_TO_AGBNO(mp, r.ir_startino); for (chunkidx = 0; chunkidx < XFS_INODES_PER_CHUNK; - chunkidx += nicluster, - agbno += nbcluster) { - if (xfs_inobt_maskn(chunkidx, nicluster) - & ~r.ir_free) + chunkidx += inodes_per_cluster, + agbno += blks_per_cluster) { + if (xfs_inobt_maskn(chunkidx, + inodes_per_cluster) & ~r.ir_free) xfs_btree_reada_bufs(mp, agno, - agbno, nbcluster, + agbno, blks_per_cluster, &xfs_inode_buf_ops); } blk_finish_plug(&plug); |