From: Joerg Roedel <joro-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
To: Alex Williamson
<alex.williamson-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
Cc: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org,
dwmw2-wEGCiKHe2LqWVfeAwA7xHQ@public.gmane.org,
linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 1/2] iommu/vt-d: Report domain usage in sysfs
Date: Mon, 3 Aug 2015 16:31:29 +0200 [thread overview]
Message-ID: <20150803143128.GE20968@8bytes.org> (raw)
In-Reply-To: <20150714212448.11515.38240.stgit-GCcqpEzw8uZBDLzU/O5InQ@public.gmane.org>
On Tue, Jul 14, 2015 at 03:24:53PM -0600, Alex Williamson wrote:
> Debugging domain ID leakage typically requires long running tests in
> order to exhaust the domain ID space or kernel instrumentation to
> track the setting and clearing of bits. A couple trivial intel-iommu
> specific sysfs extensions make it much easier to expose the IOMMU
> capabilities and current usage.
>
> Signed-off-by: Alex Williamson <alex.williamson-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>
> ---
> drivers/iommu/intel-iommu.c | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
Applied, thanks Alex.
WARNING: multiple messages have this Message-ID (diff)
From: Joerg Roedel <joro@8bytes.org>
To: Alex Williamson <alex.williamson@redhat.com>
Cc: iommu@lists.linux-foundation.org, dwmw2@infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 1/2] iommu/vt-d: Report domain usage in sysfs
Date: Mon, 3 Aug 2015 16:31:29 +0200 [thread overview]
Message-ID: <20150803143128.GE20968@8bytes.org> (raw)
In-Reply-To: <20150714212448.11515.38240.stgit@gimli.home>
On Tue, Jul 14, 2015 at 03:24:53PM -0600, Alex Williamson wrote:
> Debugging domain ID leakage typically requires long running tests in
> order to exhaust the domain ID space or kernel instrumentation to
> track the setting and clearing of bits. A couple trivial intel-iommu
> specific sysfs extensions make it much easier to expose the IOMMU
> capabilities and current usage.
>
> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
> ---
> drivers/iommu/intel-iommu.c | 21 +++++++++++++++++++++
> 1 file changed, 21 insertions(+)
Applied, thanks Alex.
next prev parent reply other threads:[~2015-08-03 14:31 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-07-14 21:24 [PATCH 0/2] iommu/vt-d: Additional sysfs entries Alex Williamson
2015-07-14 21:24 ` Alex Williamson
[not found] ` <20150714211624.11515.25204.stgit-GCcqpEzw8uZBDLzU/O5InQ@public.gmane.org>
2015-07-14 21:24 ` [PATCH 1/2] iommu/vt-d: Report domain usage in sysfs Alex Williamson
2015-07-14 21:24 ` Alex Williamson
[not found] ` <20150714212448.11515.38240.stgit-GCcqpEzw8uZBDLzU/O5InQ@public.gmane.org>
2015-08-03 14:31 ` Joerg Roedel [this message]
2015-08-03 14:31 ` Joerg Roedel
2015-07-14 21:25 ` [PATCH 2/2] iommu/vt-d: Report superpage support " Alex Williamson
2015-07-14 21:25 ` Alex Williamson
[not found] ` <20150714212459.11515.71211.stgit-GCcqpEzw8uZBDLzU/O5InQ@public.gmane.org>
2015-08-03 14:30 ` Joerg Roedel
2015-08-03 14:30 ` Joerg Roedel
[not found] ` <20150803143029.GD20968-zLv9SwRftAIdnm+yROfE0A@public.gmane.org>
2015-08-03 14:35 ` David Woodhouse
2015-08-03 14:35 ` David Woodhouse
2015-08-03 15:09 ` Alex Williamson
2015-08-03 15:09 ` Alex Williamson
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