From: Thomas Monjalon <thomas@monjalon.net>
To: Jonas Pfefferle <pepperjo@japf.ch>
Cc: "Burakov, Anatoly" <anatoly.burakov@intel.com>,
dev@dpdk.org, maxime.coquelin@redhat.com
Subject: Re: [dpdk-dev] [PATCH v2] vfio: noiommu check error handling
Date: Mon, 15 Jan 2018 17:11:58 +0100 [thread overview]
Message-ID: <30962267.NVMYIIJvp8@xps> (raw)
In-Reply-To: <web-42154786@switchplus-mail.ch>
15/01/2018 13:22, Jonas Pfefferle:
>
> On Sat, 13 Jan 2018 23:49:30 +0100
> Thomas Monjalon <thomas@monjalon.net> wrote:
> > 13/01/2018 13:15, Burakov, Anatoly:
> >> On 11-Jan-18 11:45 PM, Thomas Monjalon wrote:
> >> > 07/11/2017 10:50, Jonas Pfefferle1:
> >> >>> Is there something urgent for 17.11?
> >> >>> Or can it be refined in 18.02?
> >> >>
> >> >> Nothing urgent. We can refine this for 18.02.
> >> >>
> >> >>> Anatoly, any thought?
> >> >
> >> > Anatoly, Jonas, how do you want to proceed with this patch?
> >> >
> >>
> >> I don't see anything to be refined here, it's a simple bug fix -
> >>code
> >> assumes noiommu mode support is always available, when it might not
> >>be
> >> the case on older kernels.
> >
> > As a bug fix, the title must start with "fix" and a tag "Fixes:"
> > must be added to help with backport.
> > At the same time, the explanation of the bug must be added in
> > the commit log please.
> >
> > Thanks
>
> It's not really a bug fix since it does not change the semantic of the
> function but just adds nicer error handling.
> Regarding redefining the code: What I don't like is the special cases
> we have to check for when using the sPAPR iommu because it does not
> support VA mappings yet. I think we should decide which iova mode to
> use based on the iommu types available, i.e. each iommu type should
> report which iova type it supports. Thoughts?
Have you looked at what Maxime did?
https://dpdk.org/dev/patchwork/patch/33650/
How does it affect this patch?
next prev parent reply other threads:[~2018-01-15 16:12 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-31 15:59 Jonas Pfefferle
2017-11-06 20:25 ` Thomas Monjalon
2017-11-07 9:05 ` Jonas Pfefferle1
2017-11-07 9:40 ` Thomas Monjalon
2017-11-07 9:50 ` Jonas Pfefferle1
2018-01-11 23:45 ` Thomas Monjalon
2018-01-13 12:15 ` Burakov, Anatoly
2018-01-13 22:49 ` Thomas Monjalon
2018-01-15 12:22 ` Jonas Pfefferle
2018-01-15 16:11 ` Thomas Monjalon [this message]
2018-01-16 16:08 ` Jonas Pfefferle
2018-01-16 17:01 ` Maxime Coquelin
2018-01-17 8:48 ` Jonas Pfefferle
2018-01-17 8:55 ` Maxime Coquelin
2018-01-17 10:34 ` Jonas Pfefferle
2018-01-16 10:07 ` Burakov, Anatoly
2018-01-16 16:09 ` Jonas Pfefferle
2018-01-13 12:05 ` Burakov, Anatoly
2018-01-19 17:37 ` Maxime Coquelin
2018-01-20 14:48 ` Thomas Monjalon
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