[GIT PULL] KVM/riscv changes for 6.8 part #1
Andrew Jones
ajones at ventanamicro.com
Tue Jan 2 12:25:49 PST 2024
On Tue, Jan 02, 2024 at 07:24:26PM +0100, Paolo Bonzini wrote:
> On Sun, Dec 31, 2023 at 6:33 AM Anup Patel <anup at brainfault.org> wrote:
> >
> > Hi Paolo,
> >
> > We have the following KVM RISC-V changes for 6.8:
> > 1) KVM_GET_REG_LIST improvement for vector registers
> > 2) Generate ISA extension reg_list using macros in get-reg-list selftest
> > 3) Steal time account support along with selftest
>
> Just one small thing I noticed on (3), do you really need cpu_to_le64
> and le64_to_cpu on RISC-V? It seems that it was copied from aarch64.
> No need to resend the PR anyway, of course.
While Linux/KVM is only LE, the arch doesn't prohibit S-mode being
configured to use BE memory accesses, so I kept the conversions. They
at least provide some self-documenting of the code. The biggest
problem with them, though, is that I didn't use __le64 types and now
sparse is yelling at me. I patched that this morning, but didn't get
a chance to post yet. I could instead rip out the conversions to
quiet sparse, if that would be preferred.
Thanks,
drew
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