Re: [PATCH v1 2/3] blk-mq: comment on races related with timeout handler
From: Hannes Reinecke <hare@suse.de>
Date: 2017-03-18 11:25:31
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On 03/17/2017 10:57 AM, Ming Lei wrote:
This patch adds comment on two races related with timeout handler: - requeue from queue busy vs. timeout - rq free & reallocation vs. timeout Both the races themselves and current solution aren't explicit enough, so add comments on them. Cc: Bart Van Assche <redacted> Signed-off-by: Ming Lei <tom.leiming@gmail.com> --- block/blk-mq.c | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+)
Reviewed-by: Hannes Reinecke <hare@suse.com> Cheers, Hannes -- Dr. Hannes Reinecke zSeries & Storage hare@suse.de +49 911 74053 688 SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 N�rnberg GF: J. Hawn, J. Guild, F. Imend�rffer, HRB 16746 (AG N�rnberg)