All of lore.kernel.org
 help / color / mirror / Atom feed
From: Tejun Heo <tj@kernel.org>
To: wenxiong@linux.vnet.ibm.com
Cc: jgarzik@pobox.com, linux-ide@vger.kernel.org, bjking1@us.ibm.com,
	wenxiong@us.ibm.com
Subject: Re: [PATCH] ahci: Add support for EEH error recovery
Date: Thu, 14 May 2015 11:13:31 -0400	[thread overview]
Message-ID: <20150514151331.GI11388@htj.duckdns.org> (raw)
In-Reply-To: <1431567319-3380-1-git-send-email-wenxiong@linux.vnet.ibm.com>

Hello, Wen.

On Wed, May 13, 2015 at 08:35:19PM -0500, wenxiong@linux.vnet.ibm.com wrote:
> From: Wen Xiong <wenxiong@linux.vnet.ibm.com>
> 
> This patch adds the callback functions to support EEH error
> recovery in ahci driver. Also adds the code in ahci_error_handler
> to issue an MMIO load then check if it is in EEH. If it is in EEH,
> ahci_error_handler will wait until EEH recovery is completed.

Can you please explain why we would want this?  What does it buy us?

Thanks.

-- 
tejun

  reply	other threads:[~2015-05-14 15:13 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-05-14  1:35 [PATCH] ahci: Add support for EEH error recovery wenxiong
2015-05-14 15:13 ` Tejun Heo [this message]
2015-05-14 15:44   ` Brian King
2015-05-14 15:48     ` Tejun Heo
2015-05-14 16:09       ` Brian King

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=20150514151331.GI11388@htj.duckdns.org \
    --to=tj@kernel.org \
    --cc=bjking1@us.ibm.com \
    --cc=jgarzik@pobox.com \
    --cc=linux-ide@vger.kernel.org \
    --cc=wenxiong@linux.vnet.ibm.com \
    --cc=wenxiong@us.ibm.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 an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.