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-rw-r--r--fs/xfs/xfs_ialloc.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index bbf537f64c41..138651afd44f 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -172,6 +172,26 @@ xfs_inobt_lookup_le(
}
/*
+ * Update the record referred to by cur to the value given
+ * by [ino, fcnt, free].
+ * This either works (return 0) or gets an EFSCORRUPTED error.
+ */
+STATIC int /* error */
+xfs_inobt_update(
+ struct xfs_btree_cur *cur, /* btree cursor */
+ xfs_agino_t ino, /* starting inode of chunk */
+ __int32_t fcnt, /* free inode count */
+ xfs_inofree_t free) /* free inode mask */
+{
+ union xfs_btree_rec rec;
+
+ rec.inobt.ir_startino = cpu_to_be32(ino);
+ rec.inobt.ir_freecount = cpu_to_be32(fcnt);
+ rec.inobt.ir_free = cpu_to_be64(free);
+ return xfs_btree_update(cur, &rec);
+}
+
+/*
* Allocate new inodes in the allocation group specified by agbp.
* Return 0 for success, else error code.
*/