From: Jean-Philippe Brucker <jean-philippe.brucker@arm.com>
To: "iommu@lists.linux-foundation.org"
<iommu@lists.linux-foundation.org>,
"devel@acpica.org" <devel@acpica.org>,
"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
"kvm@vger.kernel.org" <kvm@vger.kernel.org>,
"kvmarm@lists.cs.columbia.edu" <kvmarm@lists.cs.columbia.edu>,
"virtualization@lists.linux-foundation.org"
<virtualization@lists.linux-foundation.org>,
"virtio-dev@lists.oasis-open.org"
<virtio-dev@lists.oasis-open.org>
Cc: "jasowang@redhat.com" <jasowang@redhat.com>,
"mst@redhat.com" <mst@redhat.com>,
"lv.zheng@intel.com" <lv.zheng@intel.com>,
"robert.moore@intel.com" <robert.moore@intel.com>,
"joro@8bytes.org" <joro@8bytes.org>,
"alex.williamson@redhat.com" <alex.williamson@redhat.com>,
Sudeep Holla <Sudeep.Holla@arm.com>,
"hanjun.guo@linaro.org" <hanjun.guo@linaro.org>,
Lorenzo Pieralisi <Lorenzo.Pieralisi@arm.com>,
"lenb@kernel.org" <lenb@kernel.org>,
"rjw@rjwysocki.net" <rjw@rjwysocki.net>,
Marc Zyngier <Marc.Zyngier@arm.com>,
Robin Murphy <Robin.Murphy@arm.com>,
Will Deacon <Will.Deacon@arm.com>,
"eric.auger@redhat.com" <eric.auger@redhat.com>,
"bharat.bhushan@nxp.com" <bharat.bhushan@nxp.com>,
"Jayachandran.Nair@cavium.com" <Jayachandran.Nair@cavium.com>,
ashok.
Subject: Re: [virtio-dev] [RFC PATCH v2 1/5] iommu: Add virtio-iommu driver
Date: Wed, 29 Nov 2017 15:17:40 +0000 [thread overview]
Message-ID: <73427923-e62a-e277-42a2-cd37141fa122@arm.com> (raw)
In-Reply-To: <20171117185211.32593-2-jean-philippe.brucker@arm.com>
On 17/11/17 18:52, Jean-Philippe Brucker wrote:
[...]
> +struct viommu_domain {
> + struct iommu_domain domain;
> + struct viommu_dev *viommu;
> + struct mutex mutex;
> + unsigned int id;
> +
> + spinlock_t mappings_lock;
> + struct rb_root_cached mappings;
> +
> + /* Number of endpoints attached to this domain */
> + refcount_t endpoints;
Refcount_t is the wrong tool for this, I went back to an unsigned int (and
rebased onto v4.15-rc1), on branch virtio-iommu/base.
Thanks,
Jean
next prev parent reply other threads:[~2017-11-29 15:17 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-17 18:52 [RFC PATCH v2 0/5] Add virtio-iommu driver Jean-Philippe Brucker
2017-11-17 18:52 ` [RFC PATCH v2 1/5] iommu: " Jean-Philippe Brucker
2017-11-29 15:17 ` Jean-Philippe Brucker [this message]
2018-01-15 15:12 ` Auger Eric
2018-01-16 17:45 ` Jean-Philippe Brucker
2017-11-17 18:52 ` [RFC PATCH v2 2/5] iommu/virtio-iommu: Add probe request Jean-Philippe Brucker
2018-01-16 9:25 ` Auger Eric
2018-01-16 17:46 ` Jean-Philippe Brucker
2018-01-16 23:26 ` Auger Eric
2018-01-19 16:21 ` Jean-Philippe Brucker
2018-01-19 17:22 ` Auger Eric
2017-11-17 18:52 ` [RFC PATCH v2 3/5] iommu/virtio-iommu: Add event queue Jean-Philippe Brucker
2018-01-16 10:10 ` Auger Eric
2018-01-16 17:48 ` Jean-Philippe Brucker
2017-11-17 18:52 ` [RFC PATCH v2 4/5] ACPI/IORT: Support paravirtualized IOMMU Jean-Philippe Brucker
2017-11-29 15:17 ` [virtio-dev] " Jean-Philippe Brucker
2017-11-17 18:52 ` [RFC PATCH v2 5/5] ACPI/IORT: Move IORT to the ACPI folder Jean-Philippe Brucker
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=73427923-e62a-e277-42a2-cd37141fa122@arm.com \
--to=jean-philippe.brucker@arm.com \
--cc=Jayachandran.Nair@cavium.com \
--cc=Lorenzo.Pieralisi@arm.com \
--cc=Marc.Zyngier@arm.com \
--cc=Robin.Murphy@arm.com \
--cc=Sudeep.Holla@arm.com \
--cc=Will.Deacon@arm.com \
--cc=alex.williamson@redhat.com \
--cc=bharat.bhushan@nxp.com \
--cc=devel@acpica.org \
--cc=eric.auger@redhat.com \
--cc=hanjun.guo@linaro.org \
--cc=iommu@lists.linux-foundation.org \
--cc=jasowang@redhat.com \
--cc=joro@8bytes.org \
--cc=kvm@vger.kernel.org \
--cc=kvmarm@lists.cs.columbia.edu \
--cc=lenb@kernel.org \
--cc=linux-acpi@vger.kernel.org \
--cc=lv.zheng@intel.com \
--cc=mst@redhat.com \
--cc=rjw@rjwysocki.net \
--cc=robert.moore@intel.com \
--cc=virtio-dev@lists.oasis-open.org \
--cc=virtualization@lists.linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox