From: Dapeng Mi <dapeng1.mi@linux.intel.com>
To: 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>,
Andi Kleen <ak@linux.intel.com>,
Eranian Stephane <eranian@google.com>
Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org,
Dapeng Mi <dapeng1.mi@intel.com>,
Dapeng Mi <dapeng1.mi@linux.intel.com>
Subject: [Patch v7 03/12] perf/x86/intel: Replace x86_pmu.drain_pebs calling with static call
Date: Thu, 28 Aug 2025 09:34:26 +0800 [thread overview]
Message-ID: <20250828013435.1528459-4-dapeng1.mi@linux.intel.com> (raw)
In-Reply-To: <20250828013435.1528459-1-dapeng1.mi@linux.intel.com>
Use x86_pmu_drain_pebs static call to replace calling x86_pmu.drain_pebs
function pointer.
Suggested-by: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Dapeng Mi <dapeng1.mi@linux.intel.com>
---
arch/x86/events/intel/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c
index 28f5468a6ea3..46a000eb0bb3 100644
--- a/arch/x86/events/intel/core.c
+++ b/arch/x86/events/intel/core.c
@@ -3269,7 +3269,7 @@ static int handle_pmi_common(struct pt_regs *regs, u64 status)
* The PEBS buffer has to be drained before handling the A-PMI
*/
if (is_pebs_counter_event_group(event))
- x86_pmu.drain_pebs(regs, &data);
+ static_call(x86_pmu_drain_pebs)(regs, &data);
last_period = event->hw.last_period;
--
2.34.1
next prev parent reply other threads:[~2025-08-28 1:36 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-28 1:34 [Patch v7 00/12] arch-PEBS enabling for Intel platforms Dapeng Mi
2025-08-28 1:34 ` [Patch v7 01/12] perf/x86: Remove redundant is_x86_event() prototype Dapeng Mi
2025-08-28 1:34 ` [Patch v7 02/12] perf/x86/intel: Fix NULL event access and potential PEBS record loss Dapeng Mi
2025-08-28 1:34 ` Dapeng Mi [this message]
2025-08-28 1:34 ` [Patch v7 04/12] perf/x86/intel: Correct large PEBS flag check Dapeng Mi
2025-08-28 1:34 ` [Patch v7 05/12] perf/x86/intel: Initialize architectural PEBS Dapeng Mi
2025-08-28 1:34 ` [Patch v7 06/12] perf/x86/intel/ds: Factor out PEBS record processing code to functions Dapeng Mi
2025-08-28 1:34 ` [Patch v7 07/12] perf/x86/intel/ds: Factor out PEBS group " Dapeng Mi
2025-08-28 1:34 ` [Patch v7 08/12] perf/x86/intel: Process arch-PEBS records or record fragments Dapeng Mi
2025-08-28 1:34 ` [Patch v7 09/12] perf/x86/intel: Allocate arch-PEBS buffer and initialize PEBS_BASE MSR Dapeng Mi
2025-08-28 1:34 ` [Patch v7 10/12] perf/x86/intel: Update dyn_constranit base on PEBS event precise level Dapeng Mi
2025-08-28 1:34 ` [Patch v7 11/12] perf/x86/intel: Setup PEBS data configuration and enable legacy groups Dapeng Mi
2025-08-28 1:34 ` [Patch v7 12/12] perf/x86/intel: Add counter group support for arch-PEBS Dapeng Mi
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