f2fs: add proc entry to monitor current usage of segments
You can monitor valid block counts of whole segments in:
/proc/fs/f2fs/sdb1/segment_info.
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 467d42d..c7620b9 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -350,6 +350,7 @@
struct f2fs_sb_info {
struct super_block *sb; /* pointer to VFS super block */
+ struct proc_dir_entry *s_proc; /* proc entry */
struct buffer_head *raw_super_buf; /* buffer head of raw sb */
struct f2fs_super_block *raw_super; /* raw super block pointer */
int s_dirty; /* dirty flag for checkpoint */