f2fs: remove codes of unused wio_mutex

Signed-off-by: Yunlong Song <yunlong.song@huawei.com>
Reviewed-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 1e03197..68f0042 100644 (file)
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1170,7 +1170,6 @@ struct f2fs_sb_info {
 
        /* for bio operations */
        struct f2fs_bio_info *write_io[NR_PAGE_TYPE];   /* for write bios */
-       struct mutex wio_mutex[NR_PAGE_TYPE - 1][NR_TEMP_TYPE];
                                                /* bio ordering for NODE/DATA */
        /* keep migration IO order for LFS mode */
        struct rw_semaphore io_order_lock;

diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index af58b2c..2d18de5 100644 (file)
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -2674,7 +2674,7 @@ int f2fs_sanity_check_ckpt(struct f2fs_sb_info *sbi)
 static void init_sb_info(struct f2fs_sb_info *sbi)
 {
        struct f2fs_super_block *raw_super = sbi->raw_super;
-       int i, j;
+       int i;
 
        sbi->log_sectors_per_block =
                le32_to_cpu(raw_super->log_sectors_per_block);
@@ -2710,9 +2710,6 @@ static void init_sb_info(struct f2fs_sb_info *sbi)
 
        INIT_LIST_HEAD(&sbi->s_list);
        mutex_init(&sbi->umount_mutex);
-       for (i = 0; i < NR_PAGE_TYPE - 1; i++)
-               for (j = HOT; j < NR_TEMP_TYPE; j++)
-                       mutex_init(&sbi->wio_mutex[i][j]);
        init_rwsem(&sbi->io_order_lock);
        spin_lock_init(&sbi->cp_lock);