From: Luigi Rizzo <lrizzo@google.com>
To: Joerg Roedel <joro@8bytes.org>
Cc: Will Deacon <will@kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>,
David Rientjes <rientjes@google.com>,
Luigi Rizzo <rizzo.unipi@gmail.com>,
Suravee Suthikulpanit <suravee.suthikulpanit@amd.com>
Subject: Re: [PATCH] amd/iommu: fix logic bug in amd_iommu_report_page_fault()
Date: Mon, 2 Aug 2021 17:26:57 +0200 [thread overview]
Message-ID: <CAMOZA0J7B=rnVpaa6WiMf3Hpr6=tk1QZeDRWjRFFW04FLx4n=A@mail.gmail.com> (raw)
In-Reply-To: <YQgDfIcFW5h9TH+n@8bytes.org>
On Mon, Aug 2, 2021 at 4:39 PM Joerg Roedel <joro@8bytes.org> wrote:
>
> On Mon, Aug 02, 2021 at 04:30:50PM +0200, Luigi Rizzo wrote:
> > Ah didn't realize that. Thank you!
> >
> > Two questions on the topic:
> > 1. how comes only the AMD driver is so verbose in reporting io page faults?
> > Neither intel nor other iommu drivers seem to log anything
>
> What do you mean by 'verbose'? It is only a line per fault, and at least
> the Intel driver also logs DMAR faults with one line per fault :)
Ah never mind, I was grep'ing keywords from the amd message and
there is almost zero overlap!
thanks
luigi
prev parent reply other threads:[~2021-08-02 15:27 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-07-31 19:26 [PATCH] amd/iommu: fix logic bug in amd_iommu_report_page_fault() Luigi Rizzo
2021-08-02 3:52 ` David Rientjes
2021-08-02 14:13 ` Joerg Roedel
2021-08-02 14:30 ` Luigi Rizzo
2021-08-02 14:38 ` Joerg Roedel
2021-08-02 15:26 ` Luigi Rizzo [this message]
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