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a=rsa-sha256; c=relaxed/relaxed; d=zytor.com; s=2025042001; t=1745310148; bh=mNpHziw81ylHHpqc1SxmLLn7DCCjcGwbF9kQxURfyb0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=WGSG51uvub6A5rzsml4txgFzoajXAdfoda1G/nE+NTRoBDlL4LvMcYXj0gdkcO1F9 wJvAWM4IlePONZVgX8QjJekCwYCll4jk6VQSBCwxg/rMvXk4+4zIMsDQ4DsAjs3CMb qDbJ6d65Rpd2r8+RcMPy69MtcbHwLb94ttXoRRlz5IirDQCIZyegbO7WOyKkFmYoYY CIoYXaTNvuhjXhq5m59Ar/2CyeoMVEGV2uOFr4IdQ9GbjLEEaJUr4u8kdh7e15iJmd eey5z4DOLmG8haxBJOdUoul5SiKAtTEpWcXtiCuz0PvhJ0r8uyuGOBYquz4X4VfGOg V/BPsaCXOjQpg== From: "Xin Li (Intel)" To: linux-kernel@vger.kernel.org, kvm@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-hyperv@vger.kernel.org, virtualization@lists.linux.dev, linux-pm@vger.kernel.org, linux-edac@vger.kernel.org, xen-devel@lists.xenproject.org, linux-acpi@vger.kernel.org, linux-hwmon@vger.kernel.org, netdev@vger.kernel.org, platform-driver-x86@vger.kernel.org Cc: tglx@linutronix.de, mingo@redhat.com, bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org, hpa@zytor.com, acme@kernel.org, jgross@suse.com, andrew.cooper3@citrix.com, peterz@infradead.org, namhyung@kernel.org, mark.rutland@arm.com, alexander.shishkin@linux.intel.com, jolsa@kernel.org, irogers@google.com, adrian.hunter@intel.com, kan.liang@linux.intel.com, wei.liu@kernel.org, ajay.kaher@broadcom.com, bcm-kernel-feedback-list@broadcom.com, tony.luck@intel.com, pbonzini@redhat.com, vkuznets@redhat.com, seanjc@google.com, luto@kernel.org, boris.ostrovsky@oracle.com, kys@microsoft.com, haiyangz@microsoft.com, decui@microsoft.com Subject: [RFC PATCH v2 03/34] x86/msr: Rename rdpmcl() to rdpmcq() Date: Tue, 22 Apr 2025 01:21:44 -0700 Message-ID: <20250422082216.1954310-4-xin@zytor.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250422082216.1954310-1-xin@zytor.com> References: <20250422082216.1954310-1-xin@zytor.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-ZohoMail-DKIM: pass (identity @zytor.com) X-ZM-MESSAGEID: 1745310226121019000 Content-Type: text/plain; charset="utf-8" Signed-off-by: Xin Li (Intel) Acked-by: Dave Hansen --- arch/x86/events/amd/uncore.c | 2 +- arch/x86/events/core.c | 2 +- arch/x86/events/intel/core.c | 4 ++-- arch/x86/events/intel/ds.c | 2 +- arch/x86/include/asm/msr.h | 2 +- arch/x86/include/asm/paravirt.h | 2 +- arch/x86/kernel/cpu/resctrl/pseudo_lock.c | 12 ++++++------ 7 files changed, 13 insertions(+), 13 deletions(-) diff --git a/arch/x86/events/amd/uncore.c b/arch/x86/events/amd/uncore.c index f231e1078e51..b9933ab3116c 100644 --- a/arch/x86/events/amd/uncore.c +++ b/arch/x86/events/amd/uncore.c @@ -152,7 +152,7 @@ static void amd_uncore_read(struct perf_event *event) if (hwc->event_base_rdpmc < 0) rdmsrq(hwc->event_base, new); else - rdpmcl(hwc->event_base_rdpmc, new); + rdpmcq(hwc->event_base_rdpmc, new); =20 local64_set(&hwc->prev_count, new); delta =3D (new << COUNTER_SHIFT) - (prev << COUNTER_SHIFT); diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c index d390472f6c10..3da1f0b3446c 100644 --- a/arch/x86/events/core.c +++ b/arch/x86/events/core.c @@ -139,7 +139,7 @@ u64 x86_perf_event_update(struct perf_event *event) */ prev_raw_count =3D local64_read(&hwc->prev_count); do { - rdpmcl(hwc->event_base_rdpmc, new_raw_count); + rdpmcq(hwc->event_base_rdpmc, new_raw_count); } while (!local64_try_cmpxchg(&hwc->prev_count, &prev_raw_count, new_raw_count)); =20 diff --git a/arch/x86/events/intel/core.c b/arch/x86/events/intel/core.c index 1aed31514869..ba623e6cae1b 100644 --- a/arch/x86/events/intel/core.c +++ b/arch/x86/events/intel/core.c @@ -2739,12 +2739,12 @@ static u64 intel_update_topdown_event(struct perf_e= vent *event, int metric_end, =20 if (!val) { /* read Fixed counter 3 */ - rdpmcl((3 | INTEL_PMC_FIXED_RDPMC_BASE), slots); + rdpmcq((3 | INTEL_PMC_FIXED_RDPMC_BASE), slots); if (!slots) return 0; =20 /* read PERF_METRICS */ - rdpmcl(INTEL_PMC_FIXED_RDPMC_METRICS, metrics); + rdpmcq(INTEL_PMC_FIXED_RDPMC_METRICS, metrics); } else { slots =3D val[0]; metrics =3D val[1]; diff --git a/arch/x86/events/intel/ds.c b/arch/x86/events/intel/ds.c index f33395c2e925..4074567219de 100644 --- a/arch/x86/events/intel/ds.c +++ b/arch/x86/events/intel/ds.c @@ -2279,7 +2279,7 @@ intel_pmu_save_and_restart_reload(struct perf_event *= event, int count) WARN_ON(this_cpu_read(cpu_hw_events.enabled)); =20 prev_raw_count =3D local64_read(&hwc->prev_count); - rdpmcl(hwc->event_base_rdpmc, new_raw_count); + rdpmcq(hwc->event_base_rdpmc, new_raw_count); local64_set(&hwc->prev_count, new_raw_count); =20 /* diff --git a/arch/x86/include/asm/msr.h b/arch/x86/include/asm/msr.h index e05466e486fc..ed32637b1df6 100644 --- a/arch/x86/include/asm/msr.h +++ b/arch/x86/include/asm/msr.h @@ -234,7 +234,7 @@ static inline int rdmsrq_safe(u32 msr, u64 *p) return err; } =20 -#define rdpmcl(counter, val) ((val) =3D native_read_pmc(counter)) +#define rdpmcq(counter, val) ((val) =3D native_read_pmc(counter)) =20 #endif /* !CONFIG_PARAVIRT_XXL */ =20 diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravir= t.h index c4dedb984735..63ca099f8368 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -244,7 +244,7 @@ static inline u64 paravirt_read_pmc(int counter) return PVOP_CALL1(u64, cpu.read_pmc, counter); } =20 -#define rdpmcl(counter, val) ((val) =3D paravirt_read_pmc(counter)) +#define rdpmcq(counter, val) ((val) =3D paravirt_read_pmc(counter)) =20 static inline void paravirt_alloc_ldt(struct desc_struct *ldt, unsigned en= tries) { diff --git a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c b/arch/x86/kernel/cp= u/resctrl/pseudo_lock.c index 26c354bdea07..a5e21f44b0ca 100644 --- a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c +++ b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c @@ -1019,8 +1019,8 @@ static int measure_residency_fn(struct perf_event_att= r *miss_attr, * used in L1 cache, second to capture accurate value that does not * include cache misses incurred because of instruction loads. */ - rdpmcl(hit_pmcnum, hits_before); - rdpmcl(miss_pmcnum, miss_before); + rdpmcq(hit_pmcnum, hits_before); + rdpmcq(miss_pmcnum, miss_before); /* * From SDM: Performing back-to-back fast reads are not guaranteed * to be monotonic. @@ -1028,8 +1028,8 @@ static int measure_residency_fn(struct perf_event_att= r *miss_attr, * before proceeding. */ rmb(); - rdpmcl(hit_pmcnum, hits_before); - rdpmcl(miss_pmcnum, miss_before); + rdpmcq(hit_pmcnum, hits_before); + rdpmcq(miss_pmcnum, miss_before); /* * Use LFENCE to ensure all previous instructions are retired * before proceeding. @@ -1051,8 +1051,8 @@ static int measure_residency_fn(struct perf_event_att= r *miss_attr, * before proceeding. */ rmb(); - rdpmcl(hit_pmcnum, hits_after); - rdpmcl(miss_pmcnum, miss_after); + rdpmcq(hit_pmcnum, hits_after); + rdpmcq(miss_pmcnum, miss_after); /* * Use LFENCE to ensure all previous instructions are retired * before proceeding. --=20 2.49.0