From: Andi Kleen <ak@linux.intel.com>
To: Dapeng Mi <dapeng1.mi@linux.intel.com>
Cc: Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Namhyung Kim <namhyung@kernel.org>,
Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Kan Liang <kan.liang@linux.intel.com>,
Eranian Stephane <eranian@google.com>,
linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Dapeng Mi <dapeng1.mi@intel.com>
Subject: Re: [PATCH 13/20] perf/x86/intel: Add SSP register support for arch-PEBS
Date: Thu, 23 Jan 2025 21:16:17 -0800 [thread overview]
Message-ID: <Z5MiIWZhXpUwQgnG@tassilo> (raw)
In-Reply-To: <20250123140721.2496639-14-dapeng1.mi@linux.intel.com>
> diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c
> index f40b03adb5c7..7ed80f01f15d 100644
> --- a/arch/x86/events/core.c
> +++ b/arch/x86/events/core.c
> @@ -646,6 +646,16 @@ int x86_pmu_hw_config(struct perf_event *event)
> return -EINVAL;
> }
>
> + /* sample_regs_user never support SSP register. */
> + if (unlikely(event->attr.sample_regs_user & BIT_ULL(PERF_REG_X86_SSP)))
> + return -EINVAL;
Why not? It's somewhere.
next prev parent reply other threads:[~2025-01-24 5:16 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-23 14:07 [PATCH 00/20] Arch-PEBS and PMU supports for Clearwater Forest Dapeng Mi
2025-01-23 14:07 ` [PATCH 01/20] perf/x86/intel: Add PMU support " Dapeng Mi
2025-01-27 16:26 ` Peter Zijlstra
2025-02-06 1:31 ` Mi, Dapeng
2025-02-06 7:53 ` Peter Zijlstra
2025-02-06 9:35 ` Mi, Dapeng
2025-02-06 9:39 ` Peter Zijlstra
2025-01-23 14:07 ` [PATCH 02/20] perf/x86/intel: Fix ARCH_PERFMON_NUM_COUNTER_LEAF Dapeng Mi
2025-01-27 16:29 ` Peter Zijlstra
2025-01-27 16:43 ` Liang, Kan
2025-01-27 21:29 ` Peter Zijlstra
2025-01-28 0:28 ` Liang, Kan
2025-01-23 14:07 ` [PATCH 03/20] perf/x86/intel: Parse CPUID archPerfmonExt leaves for non-hybrid CPUs Dapeng Mi
2025-01-23 18:58 ` Andi Kleen
2025-01-27 15:19 ` Liang, Kan
2025-01-27 16:44 ` Peter Zijlstra
2025-02-06 2:09 ` Mi, Dapeng
2025-01-23 14:07 ` [PATCH 04/20] perf/x86/intel: Decouple BTS initialization from PEBS initialization Dapeng Mi
2025-01-23 14:07 ` [PATCH 05/20] perf/x86/intel: Rename x86_pmu.pebs to x86_pmu.ds_pebs Dapeng Mi
2025-01-23 14:07 ` [PATCH 06/20] perf/x86/intel: Initialize architectural PEBS Dapeng Mi
2025-01-28 11:22 ` Peter Zijlstra
2025-02-06 2:25 ` Mi, Dapeng
2025-01-23 14:07 ` [PATCH 07/20] perf/x86/intel/ds: Factor out common PEBS processing code to functions Dapeng Mi
2025-01-23 14:07 ` [PATCH 08/20] perf/x86/intel: Process arch-PEBS records or record fragments Dapeng Mi
2025-01-23 14:07 ` [PATCH 09/20] perf/x86/intel: Factor out common functions to process PEBS groups Dapeng Mi
2025-01-23 14:07 ` [PATCH 10/20] perf/x86/intel: Allocate arch-PEBS buffer and initialize PEBS_BASE MSR Dapeng Mi
2025-01-23 14:07 ` [PATCH 11/20] perf/x86/intel: Setup PEBS constraints base on counter & pdist map Dapeng Mi
2025-01-27 16:07 ` Liang, Kan
2025-02-06 2:47 ` Mi, Dapeng
2025-02-06 15:01 ` Liang, Kan
2025-02-07 1:27 ` Mi, Dapeng
2025-01-23 14:07 ` [PATCH 12/20] perf/x86/intel: Setup PEBS data configuration and enable legacy groups Dapeng Mi
2025-01-23 14:07 ` [PATCH 13/20] perf/x86/intel: Add SSP register support for arch-PEBS Dapeng Mi
2025-01-24 5:16 ` Andi Kleen [this message]
2025-01-27 15:38 ` Liang, Kan
2025-01-23 14:07 ` [PATCH 14/20] perf/x86/intel: Add counter group " Dapeng Mi
2025-01-23 14:07 ` [PATCH 15/20] perf/core: Support to capture higher width vector registers Dapeng Mi
2025-01-23 14:07 ` [PATCH 16/20] perf/x86/intel: Support arch-PEBS vector registers group capturing Dapeng Mi
2025-01-23 14:07 ` [PATCH 17/20] perf tools: Support to show SSP register Dapeng Mi
2025-01-23 16:15 ` Ian Rogers
2025-02-06 2:57 ` Mi, Dapeng
2025-01-23 14:07 ` [PATCH 18/20] perf tools: Support to capture more vector registers (common part) Dapeng Mi
2025-01-23 16:42 ` Ian Rogers
2025-01-27 15:50 ` Liang, Kan
2025-02-06 3:12 ` Mi, Dapeng
2025-01-23 14:07 ` [PATCH 19/20] perf tools: Support to capture more vector registers (x86/Intel part) Dapeng Mi
2025-01-23 14:07 ` [PATCH 20/20] perf tools/tests: Add vector registers PEBS sampling test Dapeng Mi
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