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| author | Darrick J. Wong | 2017-06-16 20:00:04 +0200 |
|---|---|---|
| committer | Darrick J. Wong | 2017-06-19 23:11:33 +0200 |
| commit | 5a4c73342ad493c61f19a1406f47dcd35e18030f (patch) | |
| tree | e07e69cd715c1e5dd3f38b92359c7332d3aa60bd /fs | |
| parent | xfs: remove bli from AIL before release on transaction abort (diff) | |
| download | kernel-qcow2-linux-5a4c73342ad493c61f19a1406f47dcd35e18030f.tar.gz kernel-qcow2-linux-5a4c73342ad493c61f19a1406f47dcd35e18030f.tar.xz kernel-qcow2-linux-5a4c73342ad493c61f19a1406f47dcd35e18030f.zip | |
xfs: optimize _btree_query_all
Don't bother wandering our way through the leaf nodes when the caller
issues a query_all; just zoom down the left side of the tree and walk
rightwards along level zero.
Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/xfs/libxfs/xfs_btree.c | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/fs/xfs/libxfs/xfs_btree.c b/fs/xfs/libxfs/xfs_btree.c index 3a673ba201aa..d50517942273 100644 --- a/fs/xfs/libxfs/xfs_btree.c +++ b/fs/xfs/libxfs/xfs_btree.c @@ -4849,12 +4849,14 @@ xfs_btree_query_all( xfs_btree_query_range_fn fn, void *priv) { - union xfs_btree_irec low_rec; - union xfs_btree_irec high_rec; + union xfs_btree_key low_key; + union xfs_btree_key high_key; + + memset(&cur->bc_rec, 0, sizeof(cur->bc_rec)); + memset(&low_key, 0, sizeof(low_key)); + memset(&high_key, 0xFF, sizeof(high_key)); - memset(&low_rec, 0, sizeof(low_rec)); - memset(&high_rec, 0xFF, sizeof(high_rec)); - return xfs_btree_query_range(cur, &low_rec, &high_rec, fn, priv); + return xfs_btree_simple_query_range(cur, &low_key, &high_key, fn, priv); } /* |