linux-hyperv.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Bart Van Assche <bvanassche@acm.org>
To: Dexuan Cui <decui@microsoft.com>,
	Ming Lei <tom.leiming@gmail.com>,
	"Martin K. Petersen" <martin.petersen@oracle.com>
Cc: "linux-scsi@vger.kernel.org" <linux-scsi@vger.kernel.org>,
	Christoph Hellwig <hch@lst.de>,
	"linux-hyperv@vger.kernel.org" <linux-hyperv@vger.kernel.org>,
	Long Li <longli@microsoft.com>, vkuznets <vkuznets@redhat.com>,
	Michael Kelley <mikelley@microsoft.com>,
	KY Srinivasan <kys@microsoft.com>, Olaf Hering <olaf@aepfle.de>,
	Stephen Hemminger <sthemmin@microsoft.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: SCSI low level driver: how to prevent I/O upon hibernation?
Date: Sat, 11 Apr 2020 08:03:11 -0700	[thread overview]
Message-ID: <55ba8004-55fa-4bd6-59e9-c21f9c0e75bc@acm.org> (raw)
In-Reply-To: <HK0P153MB027320771C7A000B85BF3B97BFDF0@HK0P153MB0273.APCP153.PROD.OUTLOOK.COM>

On 2020-04-10 23:01, Dexuan Cui wrote:
> Please let me know if the change to scsi_device_set_state() is OK.

Hadn't Ming Lei already root-caused this issue for you? From his e-mail:
"So you can't free related vmbus ringbuffer cause BLK_MQ_REQ_PREEMPT
request is still to be handled."

Please follow that advice.

Thanks,

Bart.

  reply	other threads:[~2020-04-11 15:03 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-10  5:44 SCSI low level driver: how to prevent I/O upon hibernation? Dexuan Cui
2020-04-10  7:42 ` Ming Lei
2020-04-11  6:01   ` Dexuan Cui
2020-04-11 15:03     ` Bart Van Assche [this message]
2020-04-11 17:20       ` Dexuan Cui
2020-04-14 17:09         ` Dexuan Cui

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=55ba8004-55fa-4bd6-59e9-c21f9c0e75bc@acm.org \
    --to=bvanassche@acm.org \
    --cc=decui@microsoft.com \
    --cc=hch@lst.de \
    --cc=kys@microsoft.com \
    --cc=linux-hyperv@vger.kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-scsi@vger.kernel.org \
    --cc=longli@microsoft.com \
    --cc=martin.petersen@oracle.com \
    --cc=mikelley@microsoft.com \
    --cc=olaf@aepfle.de \
    --cc=sthemmin@microsoft.com \
    --cc=tom.leiming@gmail.com \
    --cc=vkuznets@redhat.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).