From: Peter Zijlstra <peterz@infradead.org>
To: Jason Baron <jbaron@akamai.com>
Cc: pbonzini@redhat.com, seanjc@google.com, kvm@vger.kernel.org,
x86@kernel.org, linux-kernel@vger.kernel.org,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
Andrea Arcangeli <aarcange@redhat.com>
Subject: Re: [PATCH v2 3/3] KVM: x86: use static calls to reduce kvm_x86_ops overhead
Date: Fri, 15 Jan 2021 10:54:48 +0100 [thread overview]
Message-ID: <YAFmaMhROa9obFQv@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <YAFmLzVnVzzUit4T@hirez.programming.kicks-ass.net>
On Fri, Jan 15, 2021 at 10:53:51AM +0100, Peter Zijlstra wrote:
> @@ -190,6 +191,7 @@ extern int static_call_text_reserved(voi
> #elif defined(CONFIG_HAVE_STATIC_CALL)
>
> static inline long __static_call_return0(void) { return 0; }
> +static inline long __static_call_return0(void) { return 1; }
>
> static inline int static_call_init(void) { return 0; }
>
> @@ -239,6 +241,7 @@ static inline int static_call_text_reser
> #else /* Generic implementation */
>
> static inline long __static_call_return0(void) { return 0; }
> +static inline long __static_call_return0(void) { return 1; }
Too much copy-fail... Lemme go make more tea :-)
next prev parent reply other threads:[~2021-01-15 9:56 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-15 3:27 [PATCH v2 0/3] Use static_call for kvm_x86_ops Jason Baron
2021-01-15 3:27 ` [PATCH v2 1/3] KVM: X86: append vmx/svm prefix to additional kvm_x86_ops functions Jason Baron
2021-01-15 9:22 ` Peter Zijlstra
2021-01-15 15:05 ` Jason Baron
2021-01-15 3:27 ` [PATCH v2 2/3] KVM: x86: introduce definitions to support static calls for kvm_x86_ops Jason Baron
2021-01-15 9:26 ` Peter Zijlstra
2021-01-15 13:50 ` Paolo Bonzini
2021-01-15 15:03 ` Jason Baron
2021-01-15 3:27 ` [PATCH v2 3/3] KVM: x86: use static calls to reduce kvm_x86_ops overhead Jason Baron
2021-01-15 9:45 ` Peter Zijlstra
2021-01-15 9:53 ` Peter Zijlstra
2021-01-15 9:54 ` Peter Zijlstra [this message]
2021-01-15 13:56 ` Paolo Bonzini
2021-01-26 16:47 ` [PATCH v2 0/3] Use static_call for kvm_x86_ops Paolo Bonzini
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