From: Ian Campbell <ian.campbell@citrix.com>
To: Jan Beulich <JBeulich@suse.com>
Cc: Ian Jackson <Ian.Jackson@eu.citrix.com>,
Wei Liu <wei.liu2@citrix.com>,
xen-devel <xen-devel@lists.xenproject.org>,
Stefano Stabellini <stefano.stabellini@eu.citrix.com>
Subject: Re: libxl__device_pci_reset() questions
Date: Thu, 19 Feb 2015 14:30:52 +0000 [thread overview]
Message-ID: <1424356252.30924.66.camel@citrix.com> (raw)
In-Reply-To: <54E5FA4E0200007800061AB4@mail.emea.novell.com>
On Thu, 2015-02-19 at 13:59 +0000, Jan Beulich wrote:
> All,
>
> in the context of someone seeing "The kernel doesn't support reset
> from sysfs for PCI device", is my understanding correct that the lack
> of error checking in any caller (perhaps intentional) means that any
> of the errors logged from this function are really just warnings, i.e.
> don't prevent the assignment from taking place?
It was a long while ago, but I believe that was the intention, yes.
> Furthermore I'm puzzled by the function first thing trying to access
> a "do_flr" file supposedly made available by the pciback driver, yet
> I can't see either the upstream or the old 2.6.18 driver surfacing
> such a file. What am I missing here?
I'm not sure, on the basis of
http://lists.xen.org/archives/html/xen-devel/2014-06/msg03105.html and
http://lists.xen.org/archives/html/xen-devel/2014-07/msg01108.html I've
added Konrad to the CC.
Ian.
next prev parent reply other threads:[~2015-02-19 14:31 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-19 13:59 libxl__device_pci_reset() questions Jan Beulich
2015-02-19 14:30 ` Ian Campbell [this message]
2015-02-19 15:09 ` Sander Eikelenboom
2015-02-19 15:26 ` Ian Campbell
2015-02-26 14:28 ` Jan Beulich
2015-02-27 22:11 ` Konrad Rzeszutek Wilk
2015-02-19 15:30 ` David Vrabel
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