This patch adds a functon named ext4_add_new_descs() which adds
several group descriptors each time.
Signed-off-by: Yongqiang Yang <xiaoqiangnk@xxxxxxxxx>
Signed-off-by: "Theodore Ts'o" <tytso@xxxxxxx>
---
fs/ext4/resize.c | 25 +++++++++++++++++++++++++
1 files changed, 25 insertions(+), 0 deletions(-)
diff --git a/fs/ext4/resize.c b/fs/ext4/resize.c
index 84db83e..e44b0b8 100644
--- a/fs/ext4/resize.c
+++ b/fs/ext4/resize.c
@@ -1051,6 +1051,31 @@ out:
}
/*
+ * ext4_add_new_descs() adds @count group descriptor of groups
+ * starting at @group
+ *
+ * @handle: journal handle
+ * @sb; super block
+ * @group: the group no. of the first group desc to be added
+ * @resize_inode: the resize inode
+ * @count: number of group descriptors to be added
+ */
+static int ext4_add_new_descs(handle_t *handle, struct super_block *sb,
+ ext4_group_t group, struct inode *resize_inode,
+ ext4_group_t count)
+{
+ int i, err = 0;
+
+ for (i = 0; i < count; i++) {
+ err = ext4_add_new_desc(handle, sb, group + i, resize_inode);
+ if (err)
+ return err;
+ }
+
+ return err;
+}
+
+/*
* ext4_setup_new_desc() sets up group descriptors specified by @input.
*
* @handle: journal handle
--
1.7.5.1
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