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authorDave Chinner <dchinner@redhat.com>2021-06-02 10:48:24 +1000
committerDave Chinner <david@fromorbit.com>2021-06-02 10:48:24 +1000
commita81a06211fb43d80ee746e7a40a32ed812002f8e (patch)
tree87be9a299398e6df18d6d6ff60581ca0d089c1cb /fs/xfs/libxfs/xfs_refcount_btree.c
parentfa9c3c197329fdab0efc48a8944d2c4a21c6a74f (diff)
xfs: convert refcount btree cursor to use perags
Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Darrick J. Wong <djwong@kernel.org>
Diffstat (limited to 'fs/xfs/libxfs/xfs_refcount_btree.c')
-rw-r--r--fs/xfs/libxfs/xfs_refcount_btree.c22
1 files changed, 9 insertions, 13 deletions
diff --git a/fs/xfs/libxfs/xfs_refcount_btree.c b/fs/xfs/libxfs/xfs_refcount_btree.c
index 74f8ac0209f1..8f6577cb3475 100644
--- a/fs/xfs/libxfs/xfs_refcount_btree.c
+++ b/fs/xfs/libxfs/xfs_refcount_btree.c
@@ -26,7 +26,7 @@ xfs_refcountbt_dup_cursor(
struct xfs_btree_cur *cur)
{
return xfs_refcountbt_init_cursor(cur->bc_mp, cur->bc_tp,
- cur->bc_ag.agbp, cur->bc_ag.agno, cur->bc_ag.pag);
+ cur->bc_ag.agbp, cur->bc_ag.pag);
}
STATIC void
@@ -316,13 +316,11 @@ static struct xfs_btree_cur *
xfs_refcountbt_init_common(
struct xfs_mount *mp,
struct xfs_trans *tp,
- xfs_agnumber_t agno,
struct xfs_perag *pag)
{
struct xfs_btree_cur *cur;
- ASSERT(agno != NULLAGNUMBER);
- ASSERT(agno < mp->m_sb.sb_agcount);
+ ASSERT(pag->pag_agno < mp->m_sb.sb_agcount);
cur = kmem_cache_zalloc(xfs_btree_cur_zone, GFP_NOFS | __GFP_NOFAIL);
cur->bc_tp = tp;
@@ -331,13 +329,12 @@ xfs_refcountbt_init_common(
cur->bc_blocklog = mp->m_sb.sb_blocklog;
cur->bc_statoff = XFS_STATS_CALC_INDEX(xs_refcbt_2);
- cur->bc_ag.agno = agno;
cur->bc_flags |= XFS_BTREE_CRC_BLOCKS;
- if (pag) {
- /* take a reference for the cursor */
- atomic_inc(&pag->pag_ref);
- }
+
+ /* take a reference for the cursor */
+ atomic_inc(&pag->pag_ref);
cur->bc_ag.pag = pag;
+ cur->bc_ag.agno = pag->pag_agno;
cur->bc_ag.refc.nr_ops = 0;
cur->bc_ag.refc.shape_changes = 0;
@@ -351,13 +348,12 @@ xfs_refcountbt_init_cursor(
struct xfs_mount *mp,
struct xfs_trans *tp,
struct xfs_buf *agbp,
- xfs_agnumber_t agno,
struct xfs_perag *pag)
{
struct xfs_agf *agf = agbp->b_addr;
struct xfs_btree_cur *cur;
- cur = xfs_refcountbt_init_common(mp, tp, agno, pag);
+ cur = xfs_refcountbt_init_common(mp, tp, pag);
cur->bc_nlevels = be32_to_cpu(agf->agf_refcount_level);
cur->bc_ag.agbp = agbp;
return cur;
@@ -368,11 +364,11 @@ struct xfs_btree_cur *
xfs_refcountbt_stage_cursor(
struct xfs_mount *mp,
struct xbtree_afakeroot *afake,
- xfs_agnumber_t agno)
+ struct xfs_perag *pag)
{
struct xfs_btree_cur *cur;
- cur = xfs_refcountbt_init_common(mp, NULL, agno, NULL);
+ cur = xfs_refcountbt_init_common(mp, NULL, pag);
xfs_btree_stage_afakeroot(cur, afake);
return cur;
}