f2fs: introduce f2fs_flush_merged_bios for cleanup

Add a new helper f2fs_flush_merged_bios to clean up redundant codes.

Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

4 files changed, 11 insertions, 8 deletions

diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index b32ecc954229..4933b82feedd 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -1141,9 +1141,7 @@ int write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
 
         trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish block_ops");
 
-        f2fs_submit_merged_bio(sbi, DATA, WRITE);
-        f2fs_submit_merged_bio(sbi, NODE, WRITE);
-        f2fs_submit_merged_bio(sbi, META, WRITE);
+        f2fs_flush_merged_bios(sbi);
 
         /*
          * update checkpoint pack index
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index cc5ce9f5ad80..9643d88a01af 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -206,6 +206,13 @@ void f2fs_submit_merged_bio_cond(struct f2fs_sb_info *sbi,
                 __f2fs_submit_merged_bio(sbi, inode, page, ino, type, rw);
 }
 
+void f2fs_flush_merged_bios(struct f2fs_sb_info *sbi)
+{
+        f2fs_submit_merged_bio(sbi, DATA, WRITE);
+        f2fs_submit_merged_bio(sbi, NODE, WRITE);
+        f2fs_submit_merged_bio(sbi, META, WRITE);
+}
+
 /*
  * Fill the locked page with data located in the block address.
  * Return unlocked page.
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 684c1e6f375c..e43ab17f42ab 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1907,6 +1907,7 @@ void destroy_checkpoint_caches(void);
 void f2fs_submit_merged_bio(struct f2fs_sb_info *, enum page_type, int);
 void f2fs_submit_merged_bio_cond(struct f2fs_sb_info *, struct inode *,
                                 struct page *, nid_t, enum page_type, int);
+void f2fs_flush_merged_bios(struct f2fs_sb_info *);
 int f2fs_submit_page_bio(struct f2fs_io_info *);
 void f2fs_submit_page_mbio(struct f2fs_io_info *);
 void set_data_blkaddr(struct dnode_of_data *);
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 2a5fc08b4ec7..579372d9291f 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -583,11 +583,8 @@ static void f2fs_put_super(struct super_block *sb)
         mutex_unlock(&sbi->umount_mutex);
 
         /* our cp_error case, we can wait for any writeback page */
-        if (get_pages(sbi, F2FS_WRITEBACK)) {
-                f2fs_submit_merged_bio(sbi, DATA, WRITE);
-                f2fs_submit_merged_bio(sbi, NODE, WRITE);
-                f2fs_submit_merged_bio(sbi, META, WRITE);
-        }
+        if (get_pages(sbi, F2FS_WRITEBACK))
+                f2fs_flush_merged_bios(sbi);
 
         iput(sbi->node_inode);
         iput(sbi->meta_inode);