diff options
| author | Chao Yu <yuchao0@huawei.com> | 2017-05-19 23:37:00 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-05-23 21:07:23 -0700 |
| commit | e41e6d75e5010741f01f8aa4f77a5e8a1786652d (patch) | |
| tree | ad731ba24e0a1742da09e727a5b4afe85ddec783 /fs/f2fs | |
| parent | 963932a93ceb6bdb0d45572056d8daebf2948cd0 (diff) | |
f2fs: split wio_mutex
Split wio_mutex to adjust different temperature bio cache.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/f2fs.h | 3 | ||||
| -rw-r--r-- | fs/f2fs/segment.c | 4 | ||||
| -rw-r--r-- | fs/f2fs/super.c | 7 |
3 files changed, 8 insertions, 6 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index f61e095947c8..093d68a7ae47 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -894,7 +894,8 @@ struct f2fs_sb_info { /* for bio operations */ struct f2fs_bio_info *write_io[NR_PAGE_TYPE]; /* for write bios */ - struct mutex wio_mutex[NODE + 1]; /* bio ordering for NODE/DATA */ + struct mutex wio_mutex[NR_PAGE_TYPE - 1][NR_TEMP_TYPE]; + /* bio ordering for NODE/DATA */ int write_io_size_bits; /* Write IO size bits */ mempool_t *write_io_dummy; /* Dummy pages */ diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 7ac3a0c84bfd..63850e023c10 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -2154,7 +2154,7 @@ static void do_write_page(struct f2fs_summary *sum, struct f2fs_io_info *fio) int err; if (fio->type == NODE || fio->type == DATA) - mutex_lock(&fio->sbi->wio_mutex[fio->type]); + mutex_lock(&fio->sbi->wio_mutex[fio->type][fio->temp]); reallocate: allocate_data_block(fio->sbi, fio->page, fio->old_blkaddr, &fio->new_blkaddr, sum, type); @@ -2167,7 +2167,7 @@ reallocate: } if (fio->type == NODE || fio->type == DATA) - mutex_unlock(&fio->sbi->wio_mutex[fio->type]); + mutex_unlock(&fio->sbi->wio_mutex[fio->type][fio->temp]); } void write_meta_page(struct f2fs_sb_info *sbi, struct page *page) diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c index aa451ec9fb80..b700766d0cbf 100644 --- a/fs/f2fs/super.c +++ b/fs/f2fs/super.c @@ -1571,7 +1571,7 @@ int 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; + int i, j; sbi->log_sectors_per_block = le32_to_cpu(raw_super->log_sectors_per_block); @@ -1603,8 +1603,9 @@ static void init_sb_info(struct f2fs_sb_info *sbi) INIT_LIST_HEAD(&sbi->s_list); mutex_init(&sbi->umount_mutex); - mutex_init(&sbi->wio_mutex[NODE]); - mutex_init(&sbi->wio_mutex[DATA]); + for (i = 0; i < NR_PAGE_TYPE - 1; i++) + for (j = HOT; j < NR_TEMP_TYPE; j++) + mutex_init(&sbi->wio_mutex[i][j]); spin_lock_init(&sbi->cp_lock); } |