From: Avi Kivity <avi@redhat.com>
To: Jan Kiszka <jan.kiszka@siemens.com>
Cc: Marcelo Tosatti <mtosatti@redhat.com>, kvm@vger.kernel.org
Subject: Re: [PATCH 2/4] KVM: Simplify exit path on decode failure
Date: Tue, 11 Jan 2011 11:40:45 +0200 [thread overview]
Message-ID: <4D2C259D.2080403@redhat.com> (raw)
In-Reply-To: <4D2B3F42.6030006@siemens.com>
On 01/10/2011 07:17 PM, Jan Kiszka wrote:
> Am 04.01.2011 14:14, Avi Kivity wrote:
> > 'goto done' leads to a maze of checks and actions, all pointless. Bail
> > out immediately if we can't decode.
> >
> > Signed-off-by: Avi Kivity<avi@redhat.com>
> > ---
> > arch/x86/kvm/x86.c | 2 +-
> > 1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
> > index b20499d..b085ac3 100644
> > --- a/arch/x86/kvm/x86.c
> > +++ b/arch/x86/kvm/x86.c
> > @@ -4392,7 +4392,7 @@ int x86_emulate_instruction(struct kvm_vcpu *vcpu,
> >
> > r = x86_decode_insn(&vcpu->arch.emulate_ctxt, insn, insn_len);
> > if (r != EMULATION_OK)
> > - goto done;
> > + return EMULATE_FAIL;
>
> This leaves 'done' unused behind, and the compiler mourns.
It's already in 'next'. Marcelo can you amend it?
--
error compiling committee.c: too many arguments to function
next prev parent reply other threads:[~2011-01-11 9:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-04 13:14 [PATCH 0/4] Vendor specific instructions and the emulator Avi Kivity
2011-01-04 13:14 ` [PATCH 1/4] KVM: Fix x86_decode_insn() return code check Avi Kivity
2011-01-13 13:54 ` Avi Kivity
2011-01-04 13:14 ` [PATCH 2/4] KVM: Simplify exit path on decode failure Avi Kivity
2011-01-10 17:17 ` Jan Kiszka
2011-01-11 9:40 ` Avi Kivity [this message]
2011-01-04 13:14 ` [PATCH 3/4] KVM: x86 emulator: vendor specific instructions Avi Kivity
2011-01-04 13:14 ` [PATCH 4/4] KVM: Drop ad-hoc vendor specific instruction restriction Avi Kivity
2011-01-07 9:49 ` [PATCH 0/4] Vendor specific instructions and the emulator Marcelo Tosatti
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