Linux SCSI subsystem development
 help / color / mirror / Atom feed
From: Stanley Chu <stanley.chu@mediatek.com>
To: Kiwoong Kim <kwmad.kim@samsung.com>
Cc: <linux-scsi@vger.kernel.org>, <alim.akhtar@samsung.com>,
	<avri.altman@wdc.com>, <jejb@linux.ibm.com>,
	<martin.petersen@oracle.com>, <beanhuo@micron.com>,
	<asutoshd@codeaurora.org>, <cang@codeaurora.org>,
	<bvanassche@acm.org>, <grant.jung@samsung.com>,
	<sc.suh@samsung.com>, <hy50.seo@samsung.com>,
	<sh425.lee@samsung.com>, <bhoon95.kim@samsung.com>
Subject: Re: [RFC PATCH v1] ufs: relocate flush of exceptional event
Date: Sun, 20 Dec 2020 22:09:58 +0800	[thread overview]
Message-ID: <1608473398.10163.41.camel@mtkswgap22> (raw)
In-Reply-To: <1608360039-16390-1-git-send-email-kwmad.kim@samsung.com>

On Sat, 2020-12-19 at 15:40 +0900, Kiwoong Kim wrote:
> I found one case as follows and the current flush
> location doesn't guarantee disabling BKOPS in the
> case of requsting device power off.
> 1) The exceptional event handler is queued.
> 2) ufs suspend starts with a request of device power off
> 3) BKOPS is disabled in ufs suspend
> 4) The queued work for the handler is done and BKOPS
> is enabled again.
> 
> Signed-off-by: Kiwoong Kim <kwmad.kim@samsung.com>

Reviewed-by: Stanley Chu <stanley.chu@mediatek.com>



  parent reply	other threads:[~2020-12-20 14:11 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <CGME20201219065127epcas2p4ee350f78ba75619dfd502dbb2e694a9b@epcas2p4.samsung.com>
2020-12-19  6:40 ` [RFC PATCH v1] ufs: relocate flush of exceptional event Kiwoong Kim
2020-12-20  5:48   ` Can Guo
2020-12-20 14:09   ` Stanley Chu [this message]
2021-01-08  4:19   ` Martin K. Petersen

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=1608473398.10163.41.camel@mtkswgap22 \
    --to=stanley.chu@mediatek.com \
    --cc=alim.akhtar@samsung.com \
    --cc=asutoshd@codeaurora.org \
    --cc=avri.altman@wdc.com \
    --cc=beanhuo@micron.com \
    --cc=bhoon95.kim@samsung.com \
    --cc=bvanassche@acm.org \
    --cc=cang@codeaurora.org \
    --cc=grant.jung@samsung.com \
    --cc=hy50.seo@samsung.com \
    --cc=jejb@linux.ibm.com \
    --cc=kwmad.kim@samsung.com \
    --cc=linux-scsi@vger.kernel.org \
    --cc=martin.petersen@oracle.com \
    --cc=sc.suh@samsung.com \
    --cc=sh425.lee@samsung.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