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Tue, 20 Oct 2026 03:40:25 -0700 (PDT) X-Received: by 2002:a05:600c:1c19:b0:4a1:ec5b:dca with SMTP id 5b1f17b1804b1-4a1ec5b0fb6mr118200305e9.15.1792492825235; Tue, 20 Oct 2026 03:40:25 -0700 (PDT) Received: from redhat.com ([2a0d:6fc0:3fd7:5300:3d6b:52a4:a23f:9d0b]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48e1d6dbf12sm5345167f8f.1.2026.10.20.03.40.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 20 Oct 2026 03:40:24 -0700 (PDT) Date: Tue, 20 Oct 2026 06:40:22 -0400 From: "Michael S. Tsirkin" To: Linus Torvalds Cc: kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, andrey.drobyshev@virtuozzo.com, den@openvz.org, jiri@resnulli.us, kmehltretter@gmail.com, mst@redhat.com, ptikhomirov@virtuozzo.com, sashiko-bot@kernel.org, tanglongjun@kylinos.cn Subject: [GIT PULL] vhost,virtio: fixes, features, cleanups Message-ID: <20261020064022-mutt-send-email-mst@kernel.org> X-Mailing-List: virtualization@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 X-Mutt-Fcc: =sent X-Mimecast-Spam-Score: 0 X-Mimecast-MFC-PROC-ID: vZ8NMo0RoLToclPg9bvd6d2_yjaft7E8Xg-_onRHxk4_1792492826 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hi Linus, I have a bunch more fixes under review, but let's get this off my plate first. Thanks! The following changes since commit 48a4ee65e677559776349128e6a81a6041986c99: vduse: return compat ioctl results directly (2026-09-08 03:58:27 -0400) are available in the Git repository at: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git tags/for_linus for you to fetch changes up to c69023b5e16e5ffe9368603dca76d85bd544ee57: tools/virtio: add missing device-id/virtio.h wrapper header (2026-10-08 18:30:04 -0400) ---------------------------------------------------------------- vhost,virtio: fixes, features, cleanups This adds CPR support for vhost. Plus some fixes, notably for a host of races we had when callback fire around device reset. Signed-off-by: Michael S. Tsirkin ---------------------------------------------------------------- Andrey Drobyshev (3): vhost/vsock: suppress EHOSTUNREACH fast-fail during CPR pause vhost/vsock: re-scan TX virtqueue on device start vhost: synchronize with RCU readers when freeing workers Karl Mehltretter (6): virtio_ccw: fix synchronize_cbs() after interrupt fallback virtio_ccw: always take irq_lock in the classic interrupt handler remoteproc: implement synchronize_cbs() for virtio devices um: virtio_uml: implement synchronize_cbs() platform/mellanox: mlxbf-tmfifo: implement synchronize_cbs() virtio_vdpa: implement synchronize_cbs() Longjun Tang (1): tools/virtio: add missing device-id/virtio.h wrapper header Michael S. Tsirkin (3): virtio: synchronize callbacks after device reset virtio_pci_modern: move avq cleanup from reset to del_vqs virtio_pci: drop callback sync on reset Pavel Tikhomirov (2): vhost/vsock: split out vhost_vsock_drop_backends helper vhost/vsock: add VHOST_RESET_OWNER ioctl arch/um/drivers/virtio_uml.c | 10 ++++ drivers/platform/mellanox/mlxbf-tmfifo.c | 15 ++++++ drivers/remoteproc/remoteproc_core.c | 12 +++++ drivers/remoteproc/remoteproc_virtio.c | 39 +++++++++++--- drivers/s390/virtio/virtio_ccw.c | 6 +-- drivers/vhost/net.c | 4 +- drivers/vhost/scsi.c | 2 +- drivers/vhost/test.c | 4 +- drivers/vhost/vdpa.c | 4 +- drivers/vhost/vhost.c | 26 ++++++++-- drivers/vhost/vhost.h | 5 +- drivers/vhost/vsock.c | 89 +++++++++++++++++++++++++------- drivers/virtio/virtio.c | 2 + drivers/virtio/virtio_pci_legacy.c | 2 - drivers/virtio/virtio_pci_modern.c | 15 +++--- drivers/virtio/virtio_vdpa.c | 34 ++++++++++-- include/linux/remoteproc.h | 3 ++ tools/virtio/linux/device-id/virtio.h | 2 + 18 files changed, 215 insertions(+), 59 deletions(-) create mode 100644 tools/virtio/linux/device-id/virtio.h