From: Zaid Al-Bassam <zalbassam@google.com> To: Jesus Sanchez-Palencia <jesussanp@google.com>, Russell King <linux@armlinux.org.uk>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@redhat.com>, Arnaldo Carvalho de Melo <acme@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Alexander Shishkin <alexander.shishkin@linux.intel.com>, Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>, Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, Oliver Upton <oliver.upton@linux.dev>, Zenghui Yu <yuzenghui@huawei.com>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu Cc: Marc Zyngier <marc.zyngier@arm.com>, Zaid Al-Bassam <zalbassam@google.com> Subject: [PATCH 8/8] ARM: mach-virt: Select PMUv3 driver by default Date: Thu, 26 Jan 2023 15:44:44 -0500 [thread overview] Message-ID: <20230126204444.2204061-9-zalbassam@google.com> (raw) In-Reply-To: <20230126204444.2204061-1-zalbassam@google.com> From: Marc Zyngier <marc.zyngier@arm.com> Since 32bit guests are not unlikely to run on an ARMv8 host, let's select the PMUv3 driver, which allows the PMU to be used on such systems. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Zaid Al-Bassam <zalbassam@google.com> --- arch/arm/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 137f89ad0521..3802997fb36e 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -400,6 +400,7 @@ config ARCH_VIRT select ARM_GIC_V3 select ARM_GIC_V3_ITS if PCI select ARM_PSCI + select ARM_PMUV3 if PERF_EVENTS select HAVE_ARM_ARCH_TIMER config ARCH_AIROHA -- 2.39.0.246.g2a6d74b583-goog
WARNING: multiple messages have this Message-ID (diff)
From: Zaid Al-Bassam <zalbassam@google.com> To: Jesus Sanchez-Palencia <jesussanp@google.com>, Russell King <linux@armlinux.org.uk>, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Peter Zijlstra <peterz@infradead.org>, Ingo Molnar <mingo@redhat.com>, Arnaldo Carvalho de Melo <acme@kernel.org>, Mark Rutland <mark.rutland@arm.com>, Alexander Shishkin <alexander.shishkin@linux.intel.com>, Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>, Marc Zyngier <maz@kernel.org>, James Morse <james.morse@arm.com>, Suzuki K Poulose <suzuki.poulose@arm.com>, Oliver Upton <oliver.upton@linux.dev>, Zenghui Yu <yuzenghui@huawei.com>, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, kvmarm@lists.linux.dev, kvmarm@lists.cs.columbia.edu Cc: Marc Zyngier <marc.zyngier@arm.com>, Zaid Al-Bassam <zalbassam@google.com> Subject: [PATCH 8/8] ARM: mach-virt: Select PMUv3 driver by default Date: Thu, 26 Jan 2023 15:44:44 -0500 [thread overview] Message-ID: <20230126204444.2204061-9-zalbassam@google.com> (raw) In-Reply-To: <20230126204444.2204061-1-zalbassam@google.com> From: Marc Zyngier <marc.zyngier@arm.com> Since 32bit guests are not unlikely to run on an ARMv8 host, let's select the PMUv3 driver, which allows the PMU to be used on such systems. Signed-off-by: Marc Zyngier <marc.zyngier@arm.com> Signed-off-by: Zaid Al-Bassam <zalbassam@google.com> --- arch/arm/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 137f89ad0521..3802997fb36e 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -400,6 +400,7 @@ config ARCH_VIRT select ARM_GIC_V3 select ARM_GIC_V3_ITS if PCI select ARM_PSCI + select ARM_PMUV3 if PERF_EVENTS select HAVE_ARM_ARCH_TIMER config ARCH_AIROHA -- 2.39.0.246.g2a6d74b583-goog _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2023-01-26 20:45 UTC|newest] Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top 2023-01-26 20:44 [PATCH 0/8] perf: arm: Make PMUv3 driver available for aarch32 Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-01-26 20:44 ` [PATCH 1/8] arm64: perf: Move PMUv3 driver to drivers/perf Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-01-26 20:44 ` [PATCH 2/8] arm64: perf: Abstract system register accesses away Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-01-26 20:44 ` [PATCH 3/8] perf: pmuv3: Add common defines for the PMU version Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-02-08 11:20 ` Marc Zyngier 2023-02-08 11:20 ` Marc Zyngier 2023-01-26 20:44 ` [PATCH 4/8] perf: pmuv3: Add wrappers for KVM accesses Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-02-08 11:24 ` Marc Zyngier 2023-02-08 11:24 ` Marc Zyngier 2023-01-26 20:44 ` [PATCH 5/8] perf: pmuv3: Change GENMASK to GENMASK_ULL Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-02-08 11:30 ` Marc Zyngier 2023-02-08 11:30 ` Marc Zyngier 2023-01-26 20:44 ` [PATCH 6/8] ARM: Make CONFIG_CPU_V7 valid for 32bit ARMv8 implementations Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-01-26 20:44 ` [PATCH 7/8] ARM: perf: Allow the use of the PMUv3 driver on 32bit ARM Zaid Al-Bassam 2023-01-26 20:44 ` Zaid Al-Bassam 2023-02-08 12:51 ` Marc Zyngier 2023-02-08 12:51 ` Marc Zyngier 2023-01-26 20:44 ` Zaid Al-Bassam [this message] 2023-01-26 20:44 ` [PATCH 8/8] ARM: mach-virt: Select PMUv3 driver by default Zaid Al-Bassam 2023-03-02 13:57 ` kernel test robot 2023-02-08 16:40 ` [PATCH 0/8] perf: arm: Make PMUv3 driver available for aarch32 Marc Zyngier 2023-02-08 16:40 ` Marc Zyngier 2023-02-09 0:15 ` Florian Fainelli 2023-02-09 0:15 ` Florian Fainelli 2023-02-10 16:58 ` Zaid Al-Bassam 2023-02-10 16:58 ` Zaid Al-Bassam
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