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[88.187.86.199]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-74058d7a397sm13221110b3a.28.2025.05.08.06.45.56 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 08 May 2025 06:46:12 -0700 (PDT) From: =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= To: qemu-devel@nongnu.org Cc: Richard Henderson , kvm@vger.kernel.org, Sergio Lopez , Gerd Hoffmann , Peter Maydell , Laurent Vivier , Jiaxun Yang , Yi Liu , "Michael S. Tsirkin" , Eduardo Habkost , Marcel Apfelbaum , Alistair Francis , Daniel Henrique Barboza , Marcelo Tosatti , qemu-riscv@nongnu.org, Weiwei Li , Amit Shah , Zhao Liu , Yanan Wang , Helge Deller , Palmer Dabbelt , Ani Sinha , Igor Mammedov , Fabiano Rosas , Paolo Bonzini , =?UTF-8?q?Philippe=20Mathieu-Daud=C3=A9?= , Liu Zhiwei , =?UTF-8?q?Cl=C3=A9ment=20Mathieu--Drif?= , qemu-arm@nongnu.org, =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Huacai Chen , Jason Wang , Mark Cave-Ayland Subject: [PATCH v4 27/27] hw/virtio/virtio-pci: Remove VIRTIO_PCI_FLAG_PAGE_PER_VQ definition Date: Thu, 8 May 2025 15:35:50 +0200 Message-ID: <20250508133550.81391-28-philmd@linaro.org> X-Mailer: git-send-email 2.47.1 In-Reply-To: <20250508133550.81391-1-philmd@linaro.org> References: <20250508133550.81391-1-philmd@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2607:f8b0:4864:20::534; envelope-from=philmd@linaro.org; helo=mail-pg1-x534.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 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 VIRTIO_PCI_FLAG_PAGE_PER_VQ was only used by the hw_compat_2_7[] array, via the 'page-per-vq=on' property. We removed all machines using that array, lets remove all the code around VIRTIO_PCI_FLAG_PAGE_PER_VQ (see commit 9a4c0e220d8 for similar VIRTIO_PCI_FLAG_* enum removal). Signed-off-by: Philippe Mathieu-Daudé Reviewed-by: Mark Cave-Ayland --- include/hw/virtio/virtio-pci.h | 1 - hw/display/virtio-vga.c | 10 ---------- hw/virtio/virtio-pci.c | 7 +------ 3 files changed, 1 insertion(+), 17 deletions(-) diff --git a/include/hw/virtio/virtio-pci.h b/include/hw/virtio/virtio-pci.h index 9838e8650a6..8abc5f8f20d 100644 --- a/include/hw/virtio/virtio-pci.h +++ b/include/hw/virtio/virtio-pci.h @@ -33,7 +33,6 @@ enum { VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT, VIRTIO_PCI_FLAG_USE_IOEVENTFD_BIT, VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY_BIT, - VIRTIO_PCI_FLAG_PAGE_PER_VQ_BIT, VIRTIO_PCI_FLAG_ATS_BIT, VIRTIO_PCI_FLAG_INIT_DEVERR_BIT, VIRTIO_PCI_FLAG_INIT_LNKCTL_BIT, diff --git a/hw/display/virtio-vga.c b/hw/display/virtio-vga.c index 40e60f70fcd..83d01f089b5 100644 --- a/hw/display/virtio-vga.c +++ b/hw/display/virtio-vga.c @@ -141,16 +141,6 @@ static void virtio_vga_base_realize(VirtIOPCIProxy *vpci_dev, Error **errp) VIRTIO_GPU_SHM_ID_HOST_VISIBLE); } - if (!(vpci_dev->flags & VIRTIO_PCI_FLAG_PAGE_PER_VQ)) { - /* - * with page-per-vq=off there is no padding space we can use - * for the stdvga registers. Make the common and isr regions - * smaller then. - */ - vpci_dev->common.size /= 2; - vpci_dev->isr.size /= 2; - } - offset = memory_region_size(&vpci_dev->modern_bar); offset -= vpci_dev->notify.size; vpci_dev->notify.offset = offset; diff --git a/hw/virtio/virtio-pci.c b/hw/virtio/virtio-pci.c index 7c965771907..4e0d4bda6ed 100644 --- a/hw/virtio/virtio-pci.c +++ b/hw/virtio/virtio-pci.c @@ -314,12 +314,9 @@ static bool virtio_pci_ioeventfd_enabled(DeviceState *d) return (proxy->flags & VIRTIO_PCI_FLAG_USE_IOEVENTFD) != 0; } -#define QEMU_VIRTIO_PCI_QUEUE_MEM_MULT 0x1000 - static inline int virtio_pci_queue_mem_mult(struct VirtIOPCIProxy *proxy) { - return (proxy->flags & VIRTIO_PCI_FLAG_PAGE_PER_VQ) ? - QEMU_VIRTIO_PCI_QUEUE_MEM_MULT : 4; + return 4; } static int virtio_pci_ioeventfd_assign(DeviceState *d, EventNotifier *notifier, @@ -2348,8 +2345,6 @@ static const Property virtio_pci_properties[] = { VIRTIO_PCI_FLAG_BUS_MASTER_BUG_MIGRATION_BIT, false), DEFINE_PROP_BIT("modern-pio-notify", VirtIOPCIProxy, flags, VIRTIO_PCI_FLAG_MODERN_PIO_NOTIFY_BIT, false), - DEFINE_PROP_BIT("page-per-vq", VirtIOPCIProxy, flags, - VIRTIO_PCI_FLAG_PAGE_PER_VQ_BIT, false), DEFINE_PROP_BIT("ats", VirtIOPCIProxy, flags, VIRTIO_PCI_FLAG_ATS_BIT, false), DEFINE_PROP_BIT("x-ats-page-aligned", VirtIOPCIProxy, flags, -- 2.47.1