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From: Paolo Bonzini <pbonzini@redhat.com>
To: Peter Zijlstra <peterz@infradead.org>,
Sean Christopherson <seanjc@google.com>
Cc: Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Marc Zyngier <maz@kernel.org>, Guo Ren <guoren@kernel.org>,
Nick Hu <nickhu@andestech.com>, Greentime Hu <green.hu@gmail.com>,
Vincent Chen <deanbo422@gmail.com>,
Paul Walmsley <paul.walmsley@sifive.com>,
Palmer Dabbelt <palmer@dabbelt.com>,
Albert Ou <aou@eecs.berkeley.edu>,
Thomas Gleixner <tglx@linutronix.de>,
Borislav Petkov <bp@alien8.de>,
x86@kernel.org, Boris Ostrovsky <boris.ostrovsky@oracle.com>,
Juergen Gross <jgross@suse.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
James Morse <james.morse@arm.com>,
Alexandru Elisei <alexandru.elisei@arm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
"H. Peter Anvin" <hpa@zytor.com>,
Vitaly Kuznetsov <vkuznets@redhat.com>,
Wanpeng Li <wanpengli@tencent.com>,
Jim Mattson <jmattson@google.com>, Joerg Roedel <joro@8bytes.org>,
Stefano Stabellini <sstabellini@kernel.org>,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
kvmarm@lists.cs.columbia.edu, linux-csky@vger.kernel.org,
linux-riscv@lists.infradead.org, kvm@vger.kernel.org,
xen-devel@lists.xenproject.org,
Artem Kashkanov <artem.kashkanov@intel.com>,
Like Xu <like.xu.linux@gmail.com>,
Zhu Lingshan <lingshan.zhu@intel.com>
Subject: Re: [PATCH v2 05/13] perf: Force architectures to opt-in to guest callbacks
Date: Tue, 21 Sep 2021 18:44:21 +0200 [thread overview]
Message-ID: <8ee13a69-f2c4-2413-2d6c-b6c0a559286e@redhat.com> (raw)
In-Reply-To: <20210828194752.GC4353@worktop.programming.kicks-ass.net>
On 28/08/21 21:47, Peter Zijlstra wrote:
>> +config HAVE_GUEST_PERF_EVENTS
>> + bool
> depends on HAVE_KVM
It won't really do anything, since Kconfig does not detects conflicts
between select' and 'depends on' clauses.
Rather, should the symbol be selected by KVM, instead of ARM64 and X86?
Paolo
next prev parent reply other threads:[~2021-09-21 16:44 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-28 0:35 [PATCH v2 00/13] perf: KVM: Fix, optimize, and clean up callbacks Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 01/13] perf: Ensure perf_guest_cbs aren't reloaded between !NULL check and deref Sean Christopherson
2021-08-28 19:44 ` Peter Zijlstra
2021-09-16 21:41 ` Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 02/13] KVM: x86: Register perf callbacks after calling vendor's hardware_setup() Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 03/13] KVM: x86: Register Processor Trace interrupt hook iff PT enabled in guest Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 04/13] perf: Stop pretending that perf can handle multiple guest callbacks Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 05/13] perf: Force architectures to opt-in to " Sean Christopherson
2021-08-28 19:47 ` Peter Zijlstra
2021-09-16 22:30 ` Sean Christopherson
2021-09-21 16:44 ` Paolo Bonzini [this message]
2021-09-21 21:29 ` Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 06/13] perf/core: Rework guest callbacks to prepare for static_call support Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 07/13] perf/core: Use static_call to optimize perf_guest_info_callbacks Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 08/13] KVM: x86: Drop current_vcpu for kvm_running_vcpu + kvm_arch_vcpu variable Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 09/13] KVM: x86: More precisely identify NMI from guest when handling PMI Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 10/13] KVM: Move x86's perf guest info callbacks to generic KVM Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 11/13] KVM: x86: Move Intel Processor Trace interrupt handler to vmx.c Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 12/13] KVM: arm64: Convert to the generic perf callbacks Sean Christopherson
2021-08-28 0:35 ` [PATCH v2 13/13] KVM: arm64: Drop perf.c and fold its tiny bits of code into arm.c / pmu.c Sean Christopherson
2021-08-28 20:13 ` [PATCH v2 00/13] perf: KVM: Fix, optimize, and clean up callbacks Peter Zijlstra
2021-09-16 21:37 ` Sean Christopherson
2021-09-17 7:28 ` Peter Zijlstra
2021-09-17 16:53 ` Sean Christopherson
2021-09-20 12:05 ` Paolo Bonzini
2021-09-20 12:22 ` Marc Zyngier
2021-09-20 13:18 ` Paolo Bonzini
2021-09-20 13:40 ` Marc Zyngier
2021-09-20 18:22 ` Paolo Bonzini
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