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d=redhat.com; s=mimecast20190719; t=1654965905; h=from:from:sender:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding:list-id:list-help: list-unsubscribe:list-subscribe:list-post; bh=+2FAmnOakyf6Q0grNYbcLIa9+9VuLVFOP64Oaq4dv6g=; b=FWkk2EQ+ICXIOoJv5V0ja1l6qQ9PnMi80aTIxK5Q+5poa2BbsjzgEc2bN2GfN70rFFOX8p jNLFyY6Y0AfkGB9Sx4THjYpYXZEuG/fHqHbKPOeKXNZFpoVds5RurYI9lgz43+5YdaaTbm ZQoXOmp0GomRFUYhOIoNjgR8lFFWR/g= X-MC-Unique: scpJf1SjMniccPjN1suO2w-1 X-Original-To: libvir-list@listman.corp.redhat.com From: Cole Robinson To: libvir-list@redhat.com Subject: [PATCH] docs: kbase/launch_security_sev: QEMU 6.0+ sets iommu=on for us Date: Sat, 11 Jun 2022 12:44:54 -0400 Message-Id: MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.11.54.1 X-BeenThere: libvir-list@redhat.com X-Mailman-Version: 2.1.29 Precedence: list List-Id: Development discussions about the libvirt library & tools List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Cole Robinson Errors-To: libvir-list-bounces@redhat.com Sender: "libvir-list" X-Scanned-By: MIMEDefang 2.84 on 10.11.54.2 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=libvir-list-bounces@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1654965908636100003 Content-Type: text/plain; charset="utf-8" Signed-off-by: Cole Robinson Reviewed-by: Erik Skultety --- docs/kbase/launch_security_sev.rst | 2 ++ 1 file changed, 2 insertions(+) diff --git a/docs/kbase/launch_security_sev.rst b/docs/kbase/launch_securit= y_sev.rst index 3ebb01ad80..9f6330a1ca 100644 --- a/docs/kbase/launch_security_sev.rst +++ b/docs/kbase/launch_security_sev.rst @@ -295,6 +295,8 @@ In order to make virtio devices work, we need to use ```` inside the given device XML element in order to enable DMA API in the virtio driver. =20 +QEMU 6.0 and later will `set this by default `__. For earlier QEMU versions, you will need = to explicitly enable this in the device XML: + :: =20 # virsh edit --=20 2.36.1