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From: Klaus Jensen <its@irrelevant.dk>
To: Lukasz Maniak <lukasz.maniak@linux.intel.com>
Cc: qemu-block@nongnu.org, "Michael S. Tsirkin" <mst@redhat.com>,
	"Łukasz Gieryk" <lukasz.gieryk@linux.intel.com>,
	qemu-devel@nongnu.org, "Keith Busch" <kbusch@kernel.org>
Subject: Re: [PATCH v5 05/15] hw/nvme: Add support for SR-IOV
Date: Fri, 18 Feb 2022 08:06:27 +0100	[thread overview]
Message-ID: <Yg9Fc9EDnXE86g7e@apples> (raw)
In-Reply-To: <20220217174504.1051716-6-lukasz.maniak@linux.intel.com>

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On Feb 17 18:44, Lukasz Maniak wrote:
> This patch implements initial support for Single Root I/O Virtualization
> on an NVMe device.
> 
> Essentially, it allows to define the maximum number of virtual functions
> supported by the NVMe controller via sriov_max_vfs parameter.
> 
> Passing a non-zero value to sriov_max_vfs triggers reporting of SR-IOV
> capability by a physical controller and ARI capability by both the
> physical and virtual function devices.
> 
> NVMe controllers created via virtual functions mirror functionally
> the physical controller, which may not entirely be the case, thus
> consideration would be needed on the way to limit the capabilities of
> the VF.
> 
> NVMe subsystem is required for the use of SR-IOV.
> 
> Signed-off-by: Lukasz Maniak <lukasz.maniak@linux.intel.com>
> ---
>  hw/nvme/ctrl.c           | 85 ++++++++++++++++++++++++++++++++++++++--
>  hw/nvme/nvme.h           |  3 +-
>  include/hw/pci/pci_ids.h |  1 +
>  3 files changed, 85 insertions(+), 4 deletions(-)
> 

LGTM.

Reviewed-by: Klaus Jensen <k.jensen@samsung.com>

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  reply	other threads:[~2022-02-18  7:14 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-02-17 17:44 [PATCH v5 00/15] hw/nvme: SR-IOV with Virtualization Enhancements Lukasz Maniak
2022-02-17 17:44 ` [PATCH v5 01/15] pcie: Add support for Single Root I/O Virtualization (SR/IOV) Lukasz Maniak
2022-02-18  8:24   ` Michael S. Tsirkin
2022-02-17 17:44 ` [PATCH v5 02/15] pcie: Add some SR/IOV API documentation in docs/pcie_sriov.txt Lukasz Maniak
2022-02-18  8:24   ` Michael S. Tsirkin
2022-02-17 17:44 ` [PATCH v5 03/15] pcie: Add a helper to the SR/IOV API Lukasz Maniak
2022-02-18  8:25   ` Michael S. Tsirkin
2022-02-17 17:44 ` [PATCH v5 04/15] pcie: Add 1.2 version token for the Power Management Capability Lukasz Maniak
2022-02-18  8:25   ` Michael S. Tsirkin
2022-02-17 17:44 ` [PATCH v5 05/15] hw/nvme: Add support for SR-IOV Lukasz Maniak
2022-02-18  7:06   ` Klaus Jensen [this message]
2022-02-17 17:44 ` [PATCH v5 06/15] hw/nvme: Add support for Primary Controller Capabilities Lukasz Maniak
2022-02-17 17:44 ` [PATCH v5 07/15] hw/nvme: Add support for Secondary Controller List Lukasz Maniak
2022-02-17 17:44 ` [PATCH v5 08/15] hw/nvme: Implement the Function Level Reset Lukasz Maniak
2022-02-17 17:44 ` [PATCH v5 09/15] hw/nvme: Make max_ioqpairs and msix_qsize configurable in runtime Lukasz Maniak
2022-03-01 12:22   ` Klaus Jensen
2022-02-17 17:44 ` [PATCH v5 10/15] hw/nvme: Remove reg_size variable and update BAR0 size calculation Lukasz Maniak
2022-02-17 17:45 ` [PATCH v5 11/15] hw/nvme: Calculate BAR attributes in a function Lukasz Maniak
2022-02-17 17:45 ` [PATCH v5 12/15] hw/nvme: Initialize capability structures for primary/secondary controllers Lukasz Maniak
2022-02-18 14:37   ` Lukasz Maniak
2022-02-17 17:45 ` [PATCH v5 13/15] hw/nvme: Add support for the Virtualization Management command Lukasz Maniak
2022-03-01 13:07   ` Klaus Jensen
2022-03-09 12:41     ` Łukasz Gieryk
2022-03-11 12:20       ` Lukasz Maniak
2022-02-17 17:45 ` [PATCH v5 14/15] docs: Add documentation for SR-IOV and Virtualization Enhancements Lukasz Maniak
2022-03-01 12:23   ` Klaus Jensen
2022-03-21 12:36     ` Lukasz Maniak
2022-03-22  6:15       ` Klaus Jensen
2022-02-17 17:45 ` [PATCH v5 15/15] hw/nvme: Update the initalization place for the AER queue Lukasz Maniak
2022-02-18  6:49   ` Klaus Jensen
2022-02-18  8:23 ` [PATCH v5 00/15] hw/nvme: SR-IOV with Virtualization Enhancements Michael S. Tsirkin
2022-02-18 14:33   ` Lukasz Maniak
2022-02-18  8:26 ` Michael S. Tsirkin
2022-02-18  8:51   ` Klaus Jensen
2022-02-18  9:33     ` Michael S. Tsirkin

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