From: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
Create a function to extract an in-core inobt record from a generic
btree_rec union so that scrub will be able to check inobt records
and check inode block alignment.
Signed-off-by: Darrick J. Wong <darrick.wong@xxxxxxxxxx>
---
fs/xfs/libxfs/xfs_ialloc.c | 43 ++++++++++++++++++++++++++-----------------
fs/xfs/libxfs/xfs_ialloc.h | 5 +++++
2 files changed, 31 insertions(+), 17 deletions(-)
diff --git a/fs/xfs/libxfs/xfs_ialloc.c b/fs/xfs/libxfs/xfs_ialloc.c
index 1e5ed94..33626373 100644
--- a/fs/xfs/libxfs/xfs_ialloc.c
+++ b/fs/xfs/libxfs/xfs_ialloc.c
@@ -46,7 +46,7 @@
/*
* Allocation group level functions.
*/
-static inline int
+int
xfs_ialloc_cluster_alignment(
struct xfs_mount *mp)
{
@@ -98,24 +98,14 @@ xfs_inobt_update(
return xfs_btree_update(cur, &rec);
}
-/*
- * Get the data from the pointed-to record.
- */
-int /* error */
-xfs_inobt_get_rec(
- struct xfs_btree_cur *cur, /* btree cursor */
- xfs_inobt_rec_incore_t *irec, /* btree record */
- int *stat) /* output: success/failure */
+void
+xfs_inobt_btrec_to_irec(
+ struct xfs_mount *mp,
+ union xfs_btree_rec *rec,
+ struct xfs_inobt_rec_incore *irec)
{
- union xfs_btree_rec *rec;
- int error;
-
- error = xfs_btree_get_rec(cur, &rec, stat);
- if (error || *stat == 0)
- return error;
-
irec->ir_startino = be32_to_cpu(rec->inobt.ir_startino);
- if (xfs_sb_version_hassparseinodes(&cur->bc_mp->m_sb)) {
+ if (xfs_sb_version_hassparseinodes(&mp->m_sb)) {
irec->ir_holemask = be16_to_cpu(rec->inobt.ir_u.sp.ir_holemask);
irec->ir_count = rec->inobt.ir_u.sp.ir_count;
irec->ir_freecount = rec->inobt.ir_u.sp.ir_freecount;
@@ -130,6 +120,25 @@ xfs_inobt_get_rec(
be32_to_cpu(rec->inobt.ir_u.f.ir_freecount);
}
irec->ir_free = be64_to_cpu(rec->inobt.ir_free);
+}
+
+/*
+ * Get the data from the pointed-to record.
+ */
+int /* error */
+xfs_inobt_get_rec(
+ struct xfs_btree_cur *cur, /* btree cursor */
+ xfs_inobt_rec_incore_t *irec, /* btree record */
+ int *stat) /* output: success/failure */
+{
+ union xfs_btree_rec *rec;
+ int error;
+
+ error = xfs_btree_get_rec(cur, &rec, stat);
+ if (error || *stat == 0)
+ return error;
+
+ xfs_inobt_btrec_to_irec(cur->bc_mp, rec, irec);
return 0;
}
diff --git a/fs/xfs/libxfs/xfs_ialloc.h b/fs/xfs/libxfs/xfs_ialloc.h
index 0bb8966..b32cfb5 100644
--- a/fs/xfs/libxfs/xfs_ialloc.h
+++ b/fs/xfs/libxfs/xfs_ialloc.h
@@ -168,5 +168,10 @@ int xfs_ialloc_inode_init(struct xfs_mount *mp, struct xfs_trans *tp,
int xfs_read_agi(struct xfs_mount *mp, struct xfs_trans *tp,
xfs_agnumber_t agno, struct xfs_buf **bpp);
+union xfs_btree_rec;
+void xfs_inobt_btrec_to_irec(struct xfs_mount *mp, union xfs_btree_rec *rec,
+ struct xfs_inobt_rec_incore *irec);
+
+int xfs_ialloc_cluster_alignment(struct xfs_mount *mp);
#endif /* __XFS_IALLOC_H__ */
--
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