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Thu, 16 Jun 2022 01:32:39 -0700 (PDT) X-Google-Smtp-Source: AGRyM1v9aOupoWwIP73CFiElX5b/xPwPaqZyP6945KJXduomzM2cSdmfuXWVhXZ8ybMfASCrEFvExg== X-Received: by 2002:aa7:c84d:0:b0:431:4226:70c9 with SMTP id g13-20020aa7c84d000000b00431422670c9mr4910182edt.51.1655368359009; Thu, 16 Jun 2022 01:32:39 -0700 (PDT) From: Paolo Bonzini To: qemu-devel@nongnu.org Cc: Cornelia Huck Subject: [PULL 12/21] virtio-mmio: stop ioeventfd on legacy reset Date: Thu, 16 Jun 2022 10:32:00 +0200 Message-Id: <20220616083209.117397-13-pbonzini@redhat.com> X-Mailer: git-send-email 2.36.1 In-Reply-To: <20220616083209.117397-1-pbonzini@redhat.com> References: <20220616083209.117397-1-pbonzini@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: pass client-ip=170.10.129.124; envelope-from=pbonzini@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, 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+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) X-ZM-MESSAGEID: 1655369881779100001 Content-Type: text/plain; charset="utf-8" If the queue PFN is set to zero on a virtio-mmio device, the device is rese= t. In that case however the virtio_bus_stop_ioeventfd function was not called; add it so that the behavior is similar to when status is set to 0. Reviewed-by: Cornelia Huck Signed-off-by: Paolo Bonzini --- hw/virtio/virtio-mmio.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/virtio/virtio-mmio.c b/hw/virtio/virtio-mmio.c index 688eccda94..41a35d31c8 100644 --- a/hw/virtio/virtio-mmio.c +++ b/hw/virtio/virtio-mmio.c @@ -376,6 +376,7 @@ static void virtio_mmio_write(void *opaque, hwaddr offs= et, uint64_t value, return; } if (value =3D=3D 0) { + virtio_mmio_stop_ioeventfd(proxy); virtio_reset(vdev); } else { virtio_queue_set_addr(vdev, vdev->queue_sel, --=20 2.36.1