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From: Benjamin Herrenschmidt <benh@kernel.crashing.org>
To: "Martin K. Petersen" <martin.petersen@oracle.com>,
	Mauricio Faria de Oliveira <mauricfo@linux.vnet.ibm.com>
Cc: Anton Blanchard <anton@ozlabs.org>,
	james.smart@broadcom.com, dick.kennedy@broadcom.com,
	jejb@linux.vnet.ibm.com, jk@ozlabs.org,
	linux-scsi@vger.kernel.org
Subject: Re: [PATCH] scsi: lpfc: Add shutdown method for kexec
Date: Tue, 07 Mar 2017 16:24:22 +1100	[thread overview]
Message-ID: <1488864262.2870.149.camel@kernel.crashing.org> (raw)
In-Reply-To: <yq1lgshkau0.fsf@oracle.com>

On Mon, 2017-03-06 at 22:46 -0500, Martin K. Petersen wrote:
> > > > > > "Mauricio" == Mauricio Faria de Oliveira <mauricfo@linux.vn
> > > > > > et.ibm.com> writes:
> 
> Mauricio> On 02/12/2017 07:49 PM, Anton Blanchard wrote:
> > > We see lpfc devices regularly fail during kexec. Fix this by
> > > adding a
> > > shutdown method which mirrors the remove method.
> 
> Mauricio> @mkp, @jejb: may you please flag this patch for
> stable?  Thank
> Mauricio> you.
> 
> I don't recall a consensus being reached on this patch.

What would be the opposition ? Without it kexec breaks. With it, it
works ...

Now we all seem to agree that kexec should be overhauled to not use
shutdown but instead unbind drivers, but that's a more long term
project that nobody yet had a chance to tackle.

In the meantime, some systems need a functioning kexec to boot.

Cheers,
Ben.

  reply	other threads:[~2017-03-07  5:45 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-02-12 21:49 [PATCH] scsi: lpfc: Add shutdown method for kexec Anton Blanchard
2017-02-12 23:14 ` Benjamin Herrenschmidt
2017-02-12 23:47   ` Anton Blanchard
2017-02-13  0:21     ` Eric W. Biederman
2017-02-13  1:01       ` Benjamin Herrenschmidt
2017-02-13 21:57         ` Brian King
2017-02-14  2:04           ` Benjamin Herrenschmidt
2017-02-14 14:56             ` Brian King
2017-02-15  2:44               ` Eric W. Biederman
2017-02-14  2:45           ` Eric W. Biederman
2017-02-14  3:39             ` Benjamin Herrenschmidt
2017-03-06 14:52 ` Mauricio Faria de Oliveira
2017-03-07  3:46   ` Martin K. Petersen
2017-03-07  5:24     ` Benjamin Herrenschmidt [this message]
2017-03-07 12:51       ` Mauricio Faria de Oliveira
2017-03-08  1:29         ` Martin K. Petersen

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