From 3ee9abc7cdd10ccb7057a523326fec21fb01a7bb Mon Sep 17 00:00:00 2001 From: fangyi Date: Wed, 22 Nov 2023 09:55:19 +0800 Subject: [PATCH] Revert "virtio: add support for configure interrupt" This reverts commit 081f864f56307551f59c5e934e3f30a7290d0faa. Fixes: 081f864f56 ("virtio: add support for configure interrupt") Cc: "Cindy Lu" Signed-off-by: Michael S. Tsirkin Signed-off-by: fangyi --- hw/virtio/virtio.c | 29 ----------------------------- include/hw/virtio/virtio.h | 4 ---- 2 files changed, 33 deletions(-) diff --git a/hw/virtio/virtio.c b/hw/virtio/virtio.c index 05409b84d1..c1497f59aa 100644 --- a/hw/virtio/virtio.c +++ b/hw/virtio/virtio.c @@ -3547,14 +3547,7 @@ static void virtio_queue_guest_notifier_read(EventNotifier *n) virtio_irq(vq); } } -static void virtio_config_guest_notifier_read(EventNotifier *n) -{ - VirtIODevice *vdev = container_of(n, VirtIODevice, config_notifier); - if (event_notifier_test_and_clear(n)) { - virtio_notify_config(vdev); - } -} void virtio_queue_set_guest_notifier_fd_handler(VirtQueue *vq, bool assign, bool with_irqfd) { @@ -3571,23 +3564,6 @@ void virtio_queue_set_guest_notifier_fd_handler(VirtQueue *vq, bool assign, } } -void virtio_config_set_guest_notifier_fd_handler(VirtIODevice *vdev, - bool assign, bool with_irqfd) -{ - EventNotifier *n; - n = &vdev->config_notifier; - if (assign && !with_irqfd) { - event_notifier_set_handler(n, virtio_config_guest_notifier_read); - } else { - event_notifier_set_handler(n, NULL); - } - if (!assign) { - /* Test and clear notifier before closing it,*/ - /* in case poll callback didn't have time to run. */ - virtio_config_guest_notifier_read(n); - } -} - EventNotifier *virtio_queue_get_guest_notifier(VirtQueue *vq) { return &vq->guest_notifier; @@ -3661,11 +3637,6 @@ EventNotifier *virtio_queue_get_host_notifier(VirtQueue *vq) return &vq->host_notifier; } -EventNotifier *virtio_config_get_guest_notifier(VirtIODevice *vdev) -{ - return &vdev->config_notifier; -} - void virtio_queue_set_host_notifier_enabled(VirtQueue *vq, bool enabled) { vq->host_notifier_enabled = enabled; diff --git a/include/hw/virtio/virtio.h b/include/hw/virtio/virtio.h index 8788ccd1f3..c113a5b864 100644 --- a/include/hw/virtio/virtio.h +++ b/include/hw/virtio/virtio.h @@ -112,7 +112,6 @@ struct VirtIODevice bool use_guest_notifier_mask; AddressSpace *dma_as; QLIST_HEAD(, VirtQueue) *vector_queues; - EventNotifier config_notifier; }; struct VirtioDeviceClass { @@ -316,14 +315,11 @@ uint16_t virtio_get_queue_index(VirtQueue *vq); EventNotifier *virtio_queue_get_guest_notifier(VirtQueue *vq); void virtio_queue_set_guest_notifier_fd_handler(VirtQueue *vq, bool assign, bool with_irqfd); -void virtio_config_set_guest_notifier_fd_handler(VirtIODevice *vdev, - bool assign, bool with_irqfd); int virtio_device_start_ioeventfd(VirtIODevice *vdev); int virtio_device_grab_ioeventfd(VirtIODevice *vdev); void virtio_device_release_ioeventfd(VirtIODevice *vdev); bool virtio_device_ioeventfd_enabled(VirtIODevice *vdev); EventNotifier *virtio_queue_get_host_notifier(VirtQueue *vq); -EventNotifier *virtio_config_get_guest_notifier(VirtIODevice *vdev); void virtio_queue_set_host_notifier_enabled(VirtQueue *vq, bool enabled); void virtio_queue_host_notifier_read(EventNotifier *n); void virtio_queue_aio_set_host_notifier_handler(VirtQueue *vq, AioContext *ctx, -- 2.27.0