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Commit d30dfeb9 authored by JackieLiu's avatar JackieLiu Committed by Shaohua Li
Browse files

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: default avatarJackieLiu <liuyun01@kylinos.cn>
Reviewed-by: default avatarSong Liu <songliubraving@fb.com>
Signed-off-by: default avatarShaohua Li <shli@fb.com>
parent e2342ca8

drivers/md/raid5-cache.c

+8 −2
Original line number Diff line number Diff line
@@ -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 @@ static int r5l_load_log(struct r5l_log *log) 


	__free_page(page);



	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: