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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>
This commit is contained in:
Yunlong Song 2018-10-24 16:09:42 +08:00 committed by Jaegeuk Kim
parent d6c66cd19e
commit 089842de57
2 changed files with 1 additions and 5 deletions
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1
fs/f2fs/f2fs.h
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@ -1170,7 +1170,6 @@ struct f2fs_sb_info {
/* for bio operations */ /* for bio operations */
struct f2fs_bio_info *write_io[NR_PAGE_TYPE]; /* for write bios */ 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 */ /* bio ordering for NODE/DATA */
/* keep migration IO order for LFS mode */ /* keep migration IO order for LFS mode */
struct rw_semaphore io_order_lock; struct rw_semaphore io_order_lock;

5
fs/f2fs/super.c
View File

@ -2674,7 +2674,7 @@ int f2fs_sanity_check_ckpt(struct f2fs_sb_info *sbi)
static void init_sb_info(struct f2fs_sb_info *sbi) static void init_sb_info(struct f2fs_sb_info *sbi)
{ {
struct f2fs_super_block *raw_super = sbi->raw_super; struct f2fs_super_block *raw_super = sbi->raw_super;
int i, j; int i;
sbi->log_sectors_per_block = sbi->log_sectors_per_block =
le32_to_cpu(raw_super->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); INIT_LIST_HEAD(&sbi->s_list);
mutex_init(&sbi->umount_mutex); 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); init_rwsem(&sbi->io_order_lock);
spin_lock_init(&sbi->cp_lock); spin_lock_init(&sbi->cp_lock);