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From: Guenter Roeck <linux@roeck-us.net>
To: Yinghai Lu <yinghai@kernel.org>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
	Rajat Jain <rajatjain@juniper.net>,
	Rajat Jain <rajatjain.linux@gmail.com>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>,
	Alex Williamson <alex.williamson@redhat.com>,
	Yijing Wang <wangyijing@huawei.com>,
	Paul Bolle <pebolle@tiscali.nl>,
	Rajat Jain <rajatxjain@gmail.com>,
	Guenter Roeck <groeck@juniper.net>
Subject: Re: [PATCH v2 2/4] pciehp: Use link change notifications for hot-plug and removal
Date: Fri, 13 Dec 2013 19:39:11 -0800	[thread overview]
Message-ID: <20131214033911.GA25115@roeck-us.net> (raw)
In-Reply-To: <CAE9FiQX-ZP0R-weuPoOJ6GkPxOLp5jk9thnjfPQ+Q5tCHugD4w@mail.gmail.com>

On Fri, Dec 13, 2013 at 05:58:08PM -0800, Yinghai Lu wrote:
> On Fri, Dec 13, 2013 at 1:14 PM, Bjorn Helgaas <bhelgaas@google.com> wrote:
> > On Fri, Dec 13, 2013 at 12:04 PM, Rajat Jain <rajatjain@juniper.net> wrote:
> >
> >> Once again: the way I interpret this is:
> >> * Always enable Link events.
> >> * Disable presence events if attention button is present.
> >
> > That sounds like a good plan to me.
> 
> How about Diag_Reset from MPT2SAS and others?
> link could up and down
> 

Good question. Another question is how this would play together
with AER functions, specifically link_reset and slot_reset.

In this context ... is it possible that the link_reset function from struct
pci_error_handlers is never called, or am I missing something ?

Guenter

  reply	other threads:[~2013-12-14  3:39 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-12-03 22:32 [PATCH v2 2/4] pciehp: Use link change notifications for hot-plug and removal Rajat Jain
2013-12-05  9:07 ` Yijing Wang
2013-12-06  3:19   ` Rajat Jain
2013-12-12 22:44 ` Bjorn Helgaas
2013-12-13  6:26   ` Yinghai Lu
2013-12-13 13:21     ` Bjorn Helgaas
2013-12-13 19:04       ` Rajat Jain
2013-12-13 21:14         ` Bjorn Helgaas
2013-12-14  1:58           ` Yinghai Lu
2013-12-14  3:39             ` Guenter Roeck [this message]
2013-12-15 23:24               ` Rajat Jain
2013-12-16  0:18                 ` Bjorn Helgaas
2013-12-16 17:39                   ` Guenter Roeck
2013-12-17  1:14                     ` Bjorn Helgaas
2013-12-17  2:36                       ` Guenter Roeck
2013-12-15 22:23           ` Rajat Jain

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