nilfs2: move next generation counter into nilfs object

Moves s_next_generation counter and a spinlock protecting it to nilfs
object from nilfs_sb_info structure.

Signed-off-by: Ryusuke Konishi <konishi.ryusuke@lab.ntt.co.jp>

1 files changed, 0 insertions, 11 deletions

diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 6dc8b3cad12..1368c4293c7 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -43,7 +43,6 @@
 #include <linux/init.h>
 #include <linux/blkdev.h>
 #include <linux/parser.h>
-#include <linux/random.h>
 #include <linux/crc32.h>
 #include <linux/vfs.h>
 #include <linux/writeback.h>
@@ -943,16 +942,6 @@ nilfs_fill_super(struct super_block *sb, void *data, int silent)
         if (err)
                 goto failed_nilfs;
 
-        /*
-         * Following initialization is overlapped because
-         * nilfs_sb_info structure has been cleared at the beginning.
-         * But we reserve them to keep our interest and make ready
-         * for the future change.
-         */
-        get_random_bytes(&sbi->s_next_generation,
-                         sizeof(sbi->s_next_generation));
-        spin_lock_init(&sbi->s_next_gen_lock);
-
         sb->s_op = &nilfs_sops;
         sb->s_export_op = &nilfs_export_ops;
         sb->s_root = NULL;