f2fs: make an accessor to get sections for particular block type

Introduce accessor to get the sections based upon the block type
(node,dents...) and modify the functions : should_do_checkpoint,
has_not_enough_free_secs to use this accessor function to get
the node sections and dent sections.

Signed-off-by: Namjae Jeon <namjae.jeon@samsung.com>
Signed-off-by: Amit Sahrawat <a.sahrawat@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>

1 files changed, 8 insertions, 0 deletions

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 5022a7d7f7ca..87840bccaf21 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -573,6 +573,14 @@ static inline int get_pages(struct f2fs_sb_info *sbi, int count_type)
         return atomic_read(&sbi->nr_pages[count_type]);
 }
 
+static inline int get_blocktype_secs(struct f2fs_sb_info *sbi, int block_type)
+{
+        unsigned int pages_per_sec = sbi->segs_per_sec *
+                                        (1 << sbi->log_blocks_per_seg);
+        return ((get_pages(sbi, block_type) + pages_per_sec - 1)
+                        >> sbi->log_blocks_per_seg) / sbi->segs_per_sec;
+}
+
 static inline block_t valid_user_blocks(struct f2fs_sb_info *sbi)
 {
         block_t ret;