Re: [PATCH -next] KVM: x86: remove set but not used variable 'called'

From: Dan Carpenter
Date: Tue Nov 19 2019 - 07:43:38 EST


On Tue, Nov 19, 2019 at 01:28:32PM +0100, Vitaly Kuznetsov wrote:
> Dan Carpenter <dan.carpenter@xxxxxxxxxx> writes:
>
> > On Tue, Nov 19, 2019 at 12:58:54PM +0100, Vitaly Kuznetsov wrote:
> >> Mao Wenan <maowenan@xxxxxxxxxx> writes:
> >>
> >> > Fixes gcc '-Wunused-but-set-variable' warning:
> >> >
> >> > arch/x86/kvm/x86.c: In function kvm_make_scan_ioapic_request_mask:
> >> > arch/x86/kvm/x86.c:7911:7: warning: variable called set but not
> >> > used [-Wunused-but-set-variable]
> >> >
> >> > It is not used since commit 7ee30bc132c6 ("KVM: x86: deliver KVM
> >> > IOAPIC scan request to target vCPUs")
> >>
> >> Better expressed as
> >>
> >> Fixes: 7ee30bc132c6 ("KVM: x86: deliver KVM IOAPIC scan request to target vCPUs")
> >>
> >
> > There is sort of a debate about this whether the Fixes tag should be
> > used if it's only a cleanup.
> >
>
> I have to admit I'm involved in doing backporting sometimes and I really
> appreciate Fixes: tags. Just so you know on which side of the debate I
> am :-)

But we're not going to backport this hopefully?

regards,
dan carpenter