Re: [PATCH v7 02/26] virtio: queue_reset: add VIRTIO_F_RING_RESET
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From: Jason Wang <hidden>
Date: 2022-03-09 06:14:59
Also in:
bpf, kvm, linux-remoteproc, linux-s390, linux-um, platform-driver-x86, virtualization
在 2022/3/8 下午8:34, Xuan Zhuo 写道:
Added VIRTIO_F_RING_RESET, it came from here https://github.com/oasis-tcs/virtio-spec/issues/124
Nit: it's better to explain VIRTIO_F_RING_RESET a little bit here. Other than this. Acked-by: Jason Wang <redacted>
quoted hunk ↗ jump to hunk
Signed-off-by: Xuan Zhuo <xuanzhuo@linux.alibaba.com> --- include/uapi/linux/virtio_config.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)diff --git a/include/uapi/linux/virtio_config.h b/include/uapi/linux/virtio_config.h index b5eda06f0d57..0862be802ff8 100644 --- a/include/uapi/linux/virtio_config.h +++ b/include/uapi/linux/virtio_config.h@@ -52,7 +52,7 @@ * rest are per-device feature bits. */ #define VIRTIO_TRANSPORT_F_START 28 -#define VIRTIO_TRANSPORT_F_END 38 +#define VIRTIO_TRANSPORT_F_END 41 #ifndef VIRTIO_CONFIG_NO_LEGACY /* Do we get callbacks when the ring is completely used, even if we've@@ -92,4 +92,9 @@ * Does the device support Single Root I/O Virtualization? */ #define VIRTIO_F_SR_IOV 37 + +/* + * This feature indicates that the driver can reset a queue individually. + */ +#define VIRTIO_F_RING_RESET 40 #endif /* _UAPI_LINUX_VIRTIO_CONFIG_H */