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From: Jeff Moyer <jmoyer@redhat.com>
To: Ming Lei <tom.leiming@gmail.com>
Cc: Jens Axboe <axboe@kernel.dk>,
	Jason Luo <zhangqing.luo@oracle.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Guru Anbalagane <guru.anbalagane@oracle.com>,
	Feng Jin <joe.jin@oracle.com>, Tejun Heo <tj@kernel.org>
Subject: Re: [patch] blk-mq: avoid excessive boot delays with large lun counts
Date: Fri, 30 Oct 2015 11:55:28 -0400	[thread overview]
Message-ID: <x49twp8xsen.fsf@segfault.boston.devel.redhat.com> (raw)
In-Reply-To: <CACVXFVMADNe1qwMK5Wg7T8_FNWm7U_u5WAtcEyM6CTA3H_1dMg@mail.gmail.com> (Ming Lei's message of "Fri, 30 Oct 2015 08:37:05 +0800")

Ming Lei <tom.leiming@gmail.com> writes:

> The following change should be put into blk_mq_init_hctx() too.
>
>      hctx->flags = set->flags & ~BLK_MQ_F_TAG_SHARED;
>
> and the idea is that we always figure out the shared flag in
> following blk_mq_update_tag_set_depth().

OK, this is the part I was missing from your earlier mails.  That makes
sense, I'll update the patch and repost.

Thanks, Ming!

-Jeff

      reply	other threads:[~2015-10-30 15:55 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-10-23 14:57 Jeff Moyer
2015-10-28  9:45 ` jason
2015-10-29  1:19 ` Ming Lei
2015-10-29 14:20   ` Jeff Moyer
2015-10-29 14:55     ` Ming Lei
2015-10-29 15:18       ` Jeff Moyer
2015-10-30  0:37         ` Ming Lei
2015-10-30 15:55           ` Jeff Moyer [this message]

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