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| author | Chao Yu <yuchao0@huawei.com> | 2017-04-05 18:19:48 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2017-04-10 19:48:07 -0700 |
| commit | 22d375dd9cc6ee9ff6382487fdd6ca4759af82a9 (patch) | |
| tree | e3a57b70d3c5767419e150cedd02469ac10b32a7 /fs/f2fs/f2fs.h | |
| parent | c6f82fe90d7458e5fa190a6820bfc24f96b0de4e (diff) | |
| download | linux-22d375dd9cc6ee9ff6382487fdd6ca4759af82a9.tar.bz2 | |
f2fs: split discard_cmd_list
Split discard_cmd_list to discard_{pend,wait}_list, so while sending/waiting
discard command, we can avoid traversing unneeded entries in original list.
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 7b2b40238911..55a050668d00 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -210,7 +210,8 @@ struct discard_cmd_control { struct task_struct *f2fs_issue_discard; /* discard thread */ struct list_head discard_entry_list; /* 4KB discard entry list */ int nr_discards; /* # of discards in the list */ - struct list_head discard_cmd_list; /* discard cmd list */ + struct list_head discard_pend_list; /* store pending entries */ + struct list_head discard_wait_list; /* store on-flushing entries */ wait_queue_head_t discard_wait_queue; /* waiting queue for wake-up */ struct mutex cmd_lock; int max_discards; /* max. discards to be issued */ |