diff options
| author | Chao Yu <yuchao0@huawei.com> | 2017-04-05 18:19:49 +0800 |
|---|---|---|
| committer | Moyster <oysterized@gmail.com> | 2017-05-21 18:40:19 +0200 |
| commit | 76da35a30b148c093ce3ef72b9ebbe90118cb3b5 (patch) | |
| tree | 30b5505520ec63e22c08c7eb105a951fbb246364 /fs/f2fs/segment.c | |
| parent | ddabb9dfa9f72cd632cb1769399d4350b6ed4998 (diff) | |
f2fs: introduce f2fs_wait_discard_bios
Split f2fs_wait_discard_bios from f2fs_wait_discard_bio, just for cleanup,
no logic change.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/segment.c')
| -rw-r--r-- | fs/f2fs/segment.c | 37 |
1 files changed, 22 insertions, 15 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index 136aa4a63..d59aadf50 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -935,13 +935,9 @@ void f2fs_wait_discard_bio(struct f2fs_sb_info *sbi, block_t blkaddr) struct list_head *pend_list = &(dcc->discard_pend_list); struct list_head *wait_list = &(dcc->discard_wait_list); struct discard_cmd *dc, *tmp; - struct blk_plug plug; mutex_lock(&dcc->cmd_lock); - if (blkaddr == NULL_ADDR) - goto release_discard; - list_for_each_entry_safe(dc, tmp, pend_list, list) { if (dc->lstart <= blkaddr && blkaddr < dc->lstart + dc->len) __punch_discard_cmd(sbi, dc, blkaddr); @@ -955,19 +951,30 @@ void f2fs_wait_discard_bio(struct f2fs_sb_info *sbi, block_t blkaddr) } } -release_discard: - /* this comes from f2fs_put_super */ - if (blkaddr == NULL_ADDR) { - blk_start_plug(&plug); - list_for_each_entry_safe(dc, tmp, pend_list, list) - __submit_discard_cmd(sbi, dc); - blk_finish_plug(&plug); + mutex_unlock(&dcc->cmd_lock); +} - list_for_each_entry_safe(dc, tmp, wait_list, list) { - wait_for_completion_io(&dc->wait); - __remove_discard_cmd(sbi, dc); - } +/* This comes from f2fs_put_super */ +void f2fs_wait_discard_bios(struct f2fs_sb_info *sbi) +{ + struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info; + struct list_head *pend_list = &(dcc->discard_pend_list); + struct list_head *wait_list = &(dcc->discard_wait_list); + struct discard_cmd *dc, *tmp; + struct blk_plug plug; + + mutex_lock(&dcc->cmd_lock); + + blk_start_plug(&plug); + list_for_each_entry_safe(dc, tmp, pend_list, list) + __submit_discard_cmd(sbi, dc); + blk_finish_plug(&plug); + + list_for_each_entry_safe(dc, tmp, wait_list, list) { + wait_for_completion_io(&dc->wait); + __remove_discard_cmd(sbi, dc); } + mutex_unlock(&dcc->cmd_lock); } |