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

Anup Patel
2024-01-19T03:13:29Z

On Thu, Jan 18, 2024 at 11:10 PM Sean Christopherson <seanjc@google.com> wrote:
>
> 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

I was not sure about the timeline of when Paolo's series would be merged
hence thought of taking this patch as a fix.

For now, I will drop this patch from my queue. If required we can have it
as a 6.8-rc fix.

Regards,
Anup