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authorDarrick J. Wong <djwong@kernel.org>2023-04-12 04:00:09 +0200
committerDarrick J. Wong <djwong@kernel.org>2023-04-12 04:00:09 +0200
commitee5fe8ff6d19b35e7547af789cba877dbf04517b (patch)
treedfa15018da2eadda80d61817581b3ce4d8c3e31a /fs/xfs/libxfs/xfs_btree.c
parentxfs: always scrub record/key order of interior records (diff)
downloadlinux-ee5fe8ff6d19b35e7547af789cba877dbf04517b.tar.xz
linux-ee5fe8ff6d19b35e7547af789cba877dbf04517b.zip
xfs: refactor converting btree irec to btree key
We keep doing these conversions to support btree queries, so refactor this into a helper. Signed-off-by: Darrick J. Wong <djwong@kernel.org> Reviewed-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com>
Diffstat (limited to 'fs/xfs/libxfs/xfs_btree.c')
-rw-r--r--fs/xfs/libxfs/xfs_btree.c23
1 files changed, 15 insertions, 8 deletions
diff --git a/fs/xfs/libxfs/xfs_btree.c b/fs/xfs/libxfs/xfs_btree.c
index c4649cc624e1..5ea1c27e2be6 100644
--- a/fs/xfs/libxfs/xfs_btree.c
+++ b/fs/xfs/libxfs/xfs_btree.c
@@ -4937,6 +4937,19 @@ out:
return error;
}
+static inline void
+xfs_btree_key_from_irec(
+ struct xfs_btree_cur *cur,
+ union xfs_btree_key *key,
+ const union xfs_btree_irec *irec)
+{
+ union xfs_btree_rec rec;
+
+ cur->bc_rec = *irec;
+ cur->bc_ops->init_rec_from_cur(cur, &rec);
+ cur->bc_ops->init_key_from_rec(key, &rec);
+}
+
/*
* Query a btree for all records overlapping a given interval of keys. The
* supplied function will be called with each record found; return one of the
@@ -4951,18 +4964,12 @@ xfs_btree_query_range(
xfs_btree_query_range_fn fn,
void *priv)
{
- union xfs_btree_rec rec;
union xfs_btree_key low_key;
union xfs_btree_key high_key;
/* Find the keys of both ends of the interval. */
- cur->bc_rec = *high_rec;
- cur->bc_ops->init_rec_from_cur(cur, &rec);
- cur->bc_ops->init_key_from_rec(&high_key, &rec);
-
- cur->bc_rec = *low_rec;
- cur->bc_ops->init_rec_from_cur(cur, &rec);
- cur->bc_ops->init_key_from_rec(&low_key, &rec);
+ xfs_btree_key_from_irec(cur, &high_key, high_rec);
+ xfs_btree_key_from_irec(cur, &low_key, low_rec);
/* Enforce low key < high key. */
if (cur->bc_ops->diff_two_keys(cur, &low_key, &high_key) > 0)