Re: [PATCH 04/13] HV: Mark vmbus ring buffer visible to host in Isolation VM
From: Joerg Roedel <joro@8bytes.org>
Date: 2021-08-02 12:59:50
Also in:
linux-arch, linux-hyperv, linux-iommu, linux-scsi, lkml, xen-devel
On Mon, Aug 02, 2021 at 08:56:29PM +0800, Tianyu Lan wrote:
Both second and third are HV_GPADL_RING type. One is send ring and the other is receive ring. The driver keeps the order to allocate rx and tx buffer. You are right this is not robust and will add a mutex to keep the order.
Or you introduce fixed indexes for the RX and TX buffers?