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

[karo-tx-linux.git] / fs / f2fs / f2fs.h

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 975cb44851abe1caa168ceacb81a599d5173e0d6..87840bccaf212bd49c3188dc6c7a6f450ec5cac4 100644 (file)
--- 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;
@@ -847,7 +855,6 @@ long f2fs_ioctl(struct file *, unsigned int, unsigned long);
  * inode.c
  */
 void f2fs_set_inode_flags(struct inode *);
-struct inode *f2fs_iget_nowait(struct super_block *, unsigned long);
 struct inode *f2fs_iget(struct super_block *, unsigned long);
 void update_inode(struct inode *, struct page *);
 int f2fs_write_inode(struct inode *, struct writeback_control *);