From: JackieLiu Date: Thu, 8 Dec 2016 00:47:39 +0000 (+0800) Subject: md/raid5-cache: no recovery is required when create super-block X-Git-Tag: v4.10-rc1~126^2^2~5 X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=d30dfeb9be25c67c9cfdfd932db57a571fd347b4;p=karo-tx-linux.git 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 Reviewed-by: Song Liu Signed-off-by: Shaohua Li --- 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: