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Commit 462eb7d8 authored by Zhengyuan Liu's avatar Zhengyuan Liu Committed by Shaohua Li
Browse files

raid5-cache: don't set STRIPE_R5C_PARTIAL_STRIPE flag while load stripe into cache 



r5c_recovery_load_one_stripe should not set STRIPE_R5C_PARTIAL_STRIPE flag,as
the data-only stripe may be STRIPE_R5C_FULL_STRIPE stripe. The state machine
would release the stripe later and add it into neither r5c_cached_full_stripes
list or r5c_cached_partial_stripes list and set correct flag.

Reviewed-by: default avatarJackieLiu <liuyun01@kylinos.cn>
Signed-off-by: default avatarZhengyuan Liu <liuzhengyuan@kylinos.cn>
Signed-off-by: default avatarShaohua Li <shli@fb.com>
parent f7b7bee7

drivers/md/raid5-cache.c

+1 −3
Original line number Diff line number Diff line
@@ -1919,7 +1919,6 @@ r5c_recovery_analyze_meta_block(struct r5l_log *log, 
static void r5c_recovery_load_one_stripe(struct r5l_log *log,

					 struct stripe_head *sh)

{

	struct r5conf *conf = sh->raid_conf;

	struct r5dev *dev;

	int i;
@@ -1930,9 +1929,8 @@ static void r5c_recovery_load_one_stripe(struct r5l_log *log, 
			set_bit(R5_UPTODATE, &dev->flags);

		}

	}

	set_bit(STRIPE_R5C_PARTIAL_STRIPE, &sh->state);

	atomic_inc(&conf->r5c_cached_partial_stripes);

	list_add_tail(&sh->r5c, &log->stripe_in_journal_list);

	atomic_inc(&log->stripe_in_journal_count);

}



/*