diff options
| author | Gustavo A. R. Silva <gustavo@embeddedor.com> | 2018-07-18 00:25:01 +0300 |
|---|---|---|
| committer | Darrick J. Wong <darrick.wong@oracle.com> | 2018-07-18 00:25:57 +0300 |
| commit | e4e542a683c16945533d700339a0aec261d39f34 (patch) | |
| tree | 836a607674664bdf74ca844332319964bcd920fb /fs/xfs/libxfs | |
| parent | 897992b7e3505659fda57887223bd6bfe163c12f (diff) | |
| download | linux-e4e542a683c16945533d700339a0aec261d39f34.tar.xz | |
xfs: use swap macro in xfs_dir2_leafn_rebalance
Make use of the swap macro and remove unnecessary variable *tmp*. This
makes the code easier to read and maintain. Also, slightly refactor some
code.
This code was detected with the help of Coccinelle.
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Reviewed-by: Darrick J. Wong <darrick.wong@oracle.com>
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs/xfs/libxfs')
| -rw-r--r-- | fs/xfs/libxfs/xfs_dir2_node.c | 17 |
1 files changed, 7 insertions, 10 deletions
diff --git a/fs/xfs/libxfs/xfs_dir2_node.c b/fs/xfs/libxfs/xfs_dir2_node.c index 2daf874969ab..f1bb3434f51c 100644 --- a/fs/xfs/libxfs/xfs_dir2_node.c +++ b/fs/xfs/libxfs/xfs_dir2_node.c @@ -1012,7 +1012,7 @@ xfs_dir2_leafn_rebalance( int oldstale; /* old count of stale leaves */ #endif int oldsum; /* old total leaf count */ - int swap; /* swapped leaf blocks */ + int swap_blocks; /* swapped leaf blocks */ struct xfs_dir2_leaf_entry *ents1; struct xfs_dir2_leaf_entry *ents2; struct xfs_dir3_icleaf_hdr hdr1; @@ -1023,13 +1023,10 @@ xfs_dir2_leafn_rebalance( /* * If the block order is wrong, swap the arguments. */ - if ((swap = xfs_dir2_leafn_order(dp, blk1->bp, blk2->bp))) { - xfs_da_state_blk_t *tmp; /* temp for block swap */ + swap_blocks = xfs_dir2_leafn_order(dp, blk1->bp, blk2->bp); + if (swap_blocks) + swap(blk1, blk2); - tmp = blk1; - blk1 = blk2; - blk2 = tmp; - } leaf1 = blk1->bp->b_addr; leaf2 = blk2->bp->b_addr; dp->d_ops->leaf_hdr_from_disk(&hdr1, leaf1); @@ -1093,11 +1090,11 @@ xfs_dir2_leafn_rebalance( * Mark whether we're inserting into the old or new leaf. */ if (hdr1.count < hdr2.count) - state->inleaf = swap; + state->inleaf = swap_blocks; else if (hdr1.count > hdr2.count) - state->inleaf = !swap; + state->inleaf = !swap_blocks; else - state->inleaf = swap ^ (blk1->index <= hdr1.count); + state->inleaf = swap_blocks ^ (blk1->index <= hdr1.count); /* * Adjust the expected index for insertion. */ |