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[176.184.43.100]) by smtp.gmail.com with ESMTPSA id n15-20020a5d484f000000b0033dec836ea6sm18505929wrs.99.2024.03.06.12.48.22 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 06 Mar 2024 12:48:24 -0800 (PST) Message-ID: <359b4559-0ba1-42b9-8292-c90d65043898@linaro.org> Date: Wed, 6 Mar 2024 21:48:21 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v7 9/9] qemu-options.hx: Document the virtio-iommu-pci aw-bits option Content-Language: en-US To: Eric Auger , eric.auger.pro@gmail.com, qemu-devel@nongnu.org, qemu-arm@nongnu.org, mst@redhat.com, jean-philippe@linaro.org, imammedo@redhat.com, peter.maydell@linaro.org, clg@redhat.com, yanghliu@redhat.com, zhenzhong.duan@intel.com Cc: alex.williamson@redhat.com, jasowang@redhat.com, pbonzini@redhat.com, berrange@redhat.com References: <20240306203348.65776-1-eric.auger@redhat.com> <20240306203348.65776-10-eric.auger@redhat.com> From: =?UTF-8?Q?Philippe_Mathieu-Daud=C3=A9?= In-Reply-To: <20240306203348.65776-10-eric.auger@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::32f; envelope-from=philmd@linaro.org; helo=mail-wm1-x32f.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 6/3/24 21:32, Eric Auger wrote: > Document the new aw-bits option. > > Signed-off-by: Eric Auger > Reviewed-by: Cédric Le Goater > > --- > > v4 -> v5 > - tweek the aw-bits option description according to Cédric's > suggestion > --- > qemu-options.hx | 3 +++ > 1 file changed, 3 insertions(+) > > diff --git a/qemu-options.hx b/qemu-options.hx > index 757df3eac0..87959ede08 100644 > --- a/qemu-options.hx > +++ b/qemu-options.hx > @@ -1180,6 +1180,9 @@ SRST > This decides the default granule to be be exposed by the > virtio-iommu. If host, the granule matches the host page size. > > + ``aw-bits=val`` (val between 32 and 64, default depends on machine) > + This decides the address width of IOVA address space. It defaults "It defaults"? IMO this should be squashed in patch 6/9 "virtio-iommu: Add an option to define the input range width". > ERST > > DEF("name", HAS_ARG, QEMU_OPTION_name,