Re: [PATCH -fixes v2] RISC-V: KVM: Require HAVE_KVM

Sean Christopherson
2024-01-18T17:40:55Z

On Thu, Jan 18, 2024, Anup Patel wrote:
> On Thu, Jan 4, 2024 at 6:07 PM Andrew Jones <ajones@ventanamicro.com> wrote:
> >
> > KVM requires EVENTFD, which is selected by HAVE_KVM. Other KVM
> > supporting architectures select HAVE_KVM and then their KVM
> > Kconfigs ensure its there with a depends on HAVE_KVM. Make RISCV
> > consistent with that approach which fixes configs which have KVM
> > but not EVENTFD, as was discovered with a randconfig test.
> >
> > Fixes: 99cdc6c18c2d ("RISC-V: Add initial skeletal KVM support")
> > Reported-by: Randy Dunlap <rdunlap@infradead.org>
> > Closes: https://lore.kernel.org/all/44907c6b-c5bd-4e4a-a921-e4d3825539d8@infradead.org/
> > Signed-off-by: Andrew Jones <ajones@ventanamicro.com>
>
> Queued this patch for Linux-6.8

That should be unnecessary. Commit caadf876bb74 ("KVM: introduce CONFIG_KVM_COMMON"),
which is in Paolo's pull request for 6.8, addresses the EVENTFD issue. And the
rest of Paolo's series[*], which presumably will get queued for 6.9, eliminates
HAVE_KVM entirely.

[*] https://lore.kernel.org/all/20240108124740.114453-6-pbonzini@redhat.com