From: Andi Kleen <ak@linux.intel.com>
To: Sean Christopherson <seanjc@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>,
Peter Zijlstra <peterz@infradead.org>,
Paolo Bonzini <pbonzini@redhat.com>,
Ingo Molnar <mingo@redhat.com>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Heiko Carstens <hca@linux.ibm.com>,
Thomas Richter <tmricht@linux.ibm.com>,
Hendrik Brueckner <brueckner@linux.ibm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Mike Leach <mike.leach@linaro.org>,
James Clark <james.clark@arm.com>,
coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org,
Yicong Yang <yangyicong@hisilicon.com>,
Jonathan Cameron <jonathan.cameron@huawei.com>,
Will Deacon <will@kernel.org>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
Thomas Gleixner <tglx@linutronix.de>,
Borislav Petkov <bp@alien8.de>,
Dave Hansen <dave.hansen@linux.intel.com>,
x86@kernel.org, H Peter Anvin <hpa@zytor.com>,
Kan Liang <kan.liang@linux.intel.com>,
Zhenyu Wang <zhenyuw@linux.intel.com>,
mizhang@google.com, kvm@vger.kernel.org,
Shuah Khan <shuah@kernel.org>,
linux-kselftest@vger.kernel.org, linux-kernel@vger.kernel.org,
linux-perf-users@vger.kernel.org
Subject: Re: [PATCH V13 03/14] KVM: x86: Fix Intel PT Host/Guest mode when host tracing also
Date: Tue, 22 Oct 2024 16:45:44 -0700 [thread overview]
Message-ID: <Zxg5KJKx-mdY4ocC@tassilo> (raw)
In-Reply-To: <ZxfTOQzcXTBEiXMG@google.com>
>
> Out of curiosity, how much is Intel PT used purely for control flow tracing, i.e.
> without caring _at all_ about perceived execution time?
It is very common, e.g. one major use of PT is control flow discovery in
feedback fuzzers.
-Andi
next prev parent reply other threads:[~2024-10-22 23:45 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-10-14 10:51 [PATCH V13 00/14] perf/core: Add ability for an event to "pause" or "resume" AUX area tracing Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 01/14] perf/x86/intel/pt: Fix buffer full but size is 0 case Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 02/14] KVM: x86: Fix Intel PT IA32_RTIT_CTL MSR validation Adrian Hunter
2024-10-14 16:06 ` Sean Christopherson
2024-10-14 10:51 ` [PATCH V13 03/14] KVM: x86: Fix Intel PT Host/Guest mode when host tracing also Adrian Hunter
2024-10-14 18:25 ` Sean Christopherson
2024-10-22 11:07 ` Adrian Hunter
2024-10-22 16:30 ` Sean Christopherson
2024-10-22 19:31 ` Adrian Hunter
2024-10-22 22:30 ` Sean Christopherson
2024-10-23 18:09 ` Adrian Hunter
2024-10-22 23:45 ` Andi Kleen [this message]
2024-10-14 10:51 ` [PATCH V13 04/14] KVM: selftests: Add guest Intel PT test Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 05/14] perf/core: Add aux_pause, aux_resume, aux_start_paused Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 06/14] perf/x86/intel/pt: Add support for pause / resume Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 07/14] perf/x86/intel: Do not enable large PEBS for events with aux actions or aux sampling Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 08/14] perf tools: Add aux_start_paused, aux_pause and aux_resume Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 09/14] perf tools: Add aux-action config term Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 10/14] perf tools: Parse aux-action Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 11/14] perf tools: Add missing_features for aux_start_paused, aux_pause, aux_resume Adrian Hunter
2024-10-14 11:10 ` Leo Yan
2024-10-14 10:51 ` [PATCH V13 12/14] perf intel-pt: Improve man page format Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 13/14] perf intel-pt: Add documentation for pause / resume Adrian Hunter
2024-10-14 10:51 ` [PATCH V13 14/14] perf intel-pt: Add a test " Adrian Hunter
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