[PATCH v16 00/17] KVM RISC-V Support
anup at brainfault.org
Thu Apr 1 14:24:04 BST 2021
On Wed, Mar 31, 2021 at 2:52 PM Paolo Bonzini <pbonzini at redhat.com> wrote:
> On 30/03/21 07:48, Anup Patel wrote:
> > It seems Andrew does not want to freeze H-extension until we have virtualization
> > aware interrupt controller (such as RISC-V AIA specification) and IOMMU. Lot
> > of us feel that these things can be done independently because RISC-V
> > H-extension already has provisions for external interrupt controller with
> > virtualization support.
> Yes, frankly that's pretty ridiculous as it's perfectly possible to
> emulate the interrupt controller in software (and an IOMMU is not needed
> at all if you are okay with emulated or paravirtualized devices---which
> is almost always the case except for partitioning hypervisors).
> Palmer, are you okay with merging RISC-V KVM? Or should we place it in
> Either way, the best way to do it would be like this:
> 1) you apply patch 1 in a topic branch
> 2) you merge the topic branch in the risc-v tree
> 3) Anup merges the topic branch too and sends me a pull request.
In any case, I will send v17 based on Linux-5.12-rc5 so that people
can at least try KVM RISC-V based on latest kernel.
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