From: Srivatsa Vaddagiri <vatsa@codeaurora.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: tsoni@codeaurora.org, virtio-dev@lists.oasis-open.org,
konrad.wilk@oracle.com, jan.kiszka@siemens.com,
jasowang@redhat.com, christoffer.dall@arm.com,
virtualization@lists.linux-foundation.org,
alex.bennee@linaro.org, iommu@lists.linux-foundation.org,
stefano.stabellini@xilinx.com, will@kernel.org,
linux-kernel@vger.kernel.org, pratikp@codeaurora.org
Subject: Re: [RFC/PATCH 0/1] virtio_mmio: hypervisor specific interfaces for MMIO
Date: Thu, 30 Apr 2020 16:10:05 +0530 [thread overview]
Message-ID: <20200430104004.GA3204@quicinc.com> (raw)
In-Reply-To: <20200430060653-mutt-send-email-mst@kernel.org>
* Michael S. Tsirkin <mst@redhat.com> [2020-04-30 06:07:56]:
> On Thu, Apr 30, 2020 at 03:32:55PM +0530, Srivatsa Vaddagiri wrote:
> > The Type-1 hypervisor we are dealing with does not allow for MMIO transport.
>
> How about PCI then?
Correct me if I am wrong, but basically virtio_pci uses the same low-level
primitive as readl/writel on a platform such as ARM64? So similar issues
there also.
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
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WARNING: multiple messages have this Message-ID (diff)
From: Srivatsa Vaddagiri <vatsa@codeaurora.org>
To: "Michael S. Tsirkin" <mst@redhat.com>
Cc: konrad.wilk@oracle.com, jasowang@redhat.com,
jan.kiszka@siemens.com, will@kernel.org,
stefano.stabellini@xilinx.com, iommu@lists.linux-foundation.org,
virtualization@lists.linux-foundation.org,
virtio-dev@lists.oasis-open.org, tsoni@codeaurora.org,
pratikp@codeaurora.org, christoffer.dall@arm.com,
alex.bennee@linaro.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC/PATCH 0/1] virtio_mmio: hypervisor specific interfaces for MMIO
Date: Thu, 30 Apr 2020 16:10:05 +0530 [thread overview]
Message-ID: <20200430104004.GA3204@quicinc.com> (raw)
In-Reply-To: <20200430060653-mutt-send-email-mst@kernel.org>
* Michael S. Tsirkin <mst@redhat.com> [2020-04-30 06:07:56]:
> On Thu, Apr 30, 2020 at 03:32:55PM +0530, Srivatsa Vaddagiri wrote:
> > The Type-1 hypervisor we are dealing with does not allow for MMIO transport.
>
> How about PCI then?
Correct me if I am wrong, but basically virtio_pci uses the same low-level
primitive as readl/writel on a platform such as ARM64? So similar issues
there also.
--
QUALCOMM INDIA, on behalf of Qualcomm Innovation Center, Inc. is a member
of Code Aurora Forum, hosted by The Linux Foundation
next prev parent reply other threads:[~2020-04-30 10:40 UTC|newest]
Thread overview: 38+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-30 10:02 [RFC/PATCH 0/1] virtio_mmio: hypervisor specific interfaces for MMIO Srivatsa Vaddagiri
2020-04-30 10:02 ` Srivatsa Vaddagiri
2020-04-30 10:02 ` [RFC/PATCH 1/1] virtio: Introduce MMIO ops Srivatsa Vaddagiri
2020-04-30 10:02 ` Srivatsa Vaddagiri
2020-04-30 10:14 ` Will Deacon
2020-04-30 10:14 ` Will Deacon
2020-04-30 10:34 ` Srivatsa Vaddagiri
2020-04-30 10:34 ` Srivatsa Vaddagiri
2020-04-30 10:41 ` Will Deacon
2020-04-30 10:41 ` Will Deacon
2020-04-30 11:11 ` Srivatsa Vaddagiri
2020-04-30 11:11 ` Srivatsa Vaddagiri
2020-04-30 12:59 ` Jan Kiszka
2020-04-30 12:59 ` Jan Kiszka
2020-04-30 12:59 ` [virtio-dev] " Jan Kiszka
2020-04-30 13:33 ` Srivatsa Vaddagiri
2020-04-30 13:33 ` Srivatsa Vaddagiri
2020-04-30 13:33 ` Srivatsa Vaddagiri
2020-04-30 19:34 ` Michael S. Tsirkin
2020-04-30 19:34 ` Michael S. Tsirkin
2020-04-30 19:34 ` [virtio-dev] " Michael S. Tsirkin
2020-04-30 10:07 ` [RFC/PATCH 0/1] virtio_mmio: hypervisor specific interfaces for MMIO Michael S. Tsirkin
2020-04-30 10:07 ` Michael S. Tsirkin
2020-04-30 10:07 ` [virtio-dev] " Michael S. Tsirkin
2020-04-30 10:40 ` Srivatsa Vaddagiri [this message]
2020-04-30 10:40 ` Srivatsa Vaddagiri
2020-04-30 10:56 ` Jason Wang
2020-04-30 10:56 ` Jason Wang
2020-04-30 10:56 ` [virtio-dev] " Jason Wang
2020-04-30 10:08 ` Will Deacon
2020-04-30 10:08 ` Will Deacon
2020-04-30 10:29 ` Srivatsa Vaddagiri
2020-04-30 10:29 ` Srivatsa Vaddagiri
2020-04-30 10:39 ` Will Deacon
2020-04-30 10:39 ` Will Deacon
2020-04-30 11:02 ` Srivatsa Vaddagiri
2020-04-30 11:02 ` Srivatsa Vaddagiri
2020-04-30 11:02 ` Srivatsa Vaddagiri
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