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| author | JackieLiu <liuyun01@kylinos.cn> | 2016-12-08 01:47:39 +0100 |
|---|---|---|
| committer | Shaohua Li <shli@fb.com> | 2016-12-08 19:01:17 +0100 |
| commit | d30dfeb9be25c67c9cfdfd932db57a571fd347b4 (patch) | |
| tree | 53a8b05f30d1d219002270685d6a876ff9dae84e | |
| parent | md: fix refcount problem on mddev when stopping array. (diff) | |
| download | linux-d30dfeb9be25c67c9cfdfd932db57a571fd347b4.tar.xz linux-d30dfeb9be25c67c9cfdfd932db57a571fd347b4.zip | |
md/raid5-cache: no recovery is required when create super-block
When create the super-block information, We do not need to do this
recovery stage, only need to initialize some variables.
Signed-off-by: JackieLiu <liuyun01@kylinos.cn>
Reviewed-by: Song Liu <songliubraving@fb.com>
Signed-off-by: Shaohua Li <shli@fb.com>
| -rw-r--r-- | drivers/md/raid5-cache.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/md/raid5-cache.c b/drivers/md/raid5-cache.c index c3b3124e033b..7c732c5f87c9 100644 --- a/drivers/md/raid5-cache.c +++ b/drivers/md/raid5-cache.c @@ -2492,7 +2492,7 @@ static int r5l_load_log(struct r5l_log *log) sector_t cp = log->rdev->journal_tail; u32 stored_crc, expected_crc; bool create_super = false; - int ret; + int ret = 0; /* Make sure it's valid */ if (cp >= rdev->sectors || round_down(cp, BLOCK_SECTORS) != cp) @@ -2545,7 +2545,13 @@ create: __free_page(page); - ret = r5l_recovery_log(log); + if (create_super) { + log->log_start = r5l_ring_add(log, cp, BLOCK_SECTORS); + log->seq = log->last_cp_seq + 1; + log->next_checkpoint = cp; + } else + ret = r5l_recovery_log(log); + r5c_update_log_state(log); return ret; ioerr: |