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From: Like Xu <like.xu@linux.intel.com>
To: Peter Zijlstra <peterz@infradead.org>,
	Ingo Molnar <mingo@redhat.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>,
	Alexander Shishkin <alexander.shishkin@linux.intel.com>,
	Jiri Olsa <jolsa@redhat.com>, Namhyung Kim <namhyung@kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>,
	Borislav Petkov <bp@alien8.de>,
	Kan Liang <kan.liang@linux.intel.com>,
	x86@kernel.org, linux-kernel@vger.kernel.org,
	Like Xu <like.xu@linux.intel.com>
Subject: [PATCH v4 RESEND 5/5] perf/x86: Move ARCH_LBR_CTL_MASK definition to include/asm/msr-index.h
Date: Mon, 22 Mar 2021 14:06:35 +0800	[thread overview]
Message-ID: <20210322060635.821531-6-like.xu@linux.intel.com> (raw)
In-Reply-To: <20210322060635.821531-1-like.xu@linux.intel.com>

The ARCH_LBR_CTL_MASK will be reused for Arch LBR emulation in the KVM.

Signed-off-by: Like Xu <like.xu@linux.intel.com>
---
 arch/x86/events/intel/lbr.c      | 2 --
 arch/x86/include/asm/msr-index.h | 1 +
 2 files changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/x86/events/intel/lbr.c b/arch/x86/events/intel/lbr.c
index 237876733e12..f60339ff0c13 100644
--- a/arch/x86/events/intel/lbr.c
+++ b/arch/x86/events/intel/lbr.c
@@ -168,8 +168,6 @@ enum {
 	 ARCH_LBR_RETURN		|\
 	 ARCH_LBR_OTHER_BRANCH)
 
-#define ARCH_LBR_CTL_MASK			0x7f000e
-
 static void intel_pmu_lbr_filter(struct cpu_hw_events *cpuc);
 
 static __always_inline bool is_lbr_call_stack_bit_set(u64 config)
diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h
index 546d6ecf0a35..8f3375961efc 100644
--- a/arch/x86/include/asm/msr-index.h
+++ b/arch/x86/include/asm/msr-index.h
@@ -169,6 +169,7 @@
 #define LBR_INFO_BR_TYPE		(0xfull << LBR_INFO_BR_TYPE_OFFSET)
 
 #define MSR_ARCH_LBR_CTL		0x000014ce
+#define ARCH_LBR_CTL_MASK		0x7f000e
 #define ARCH_LBR_CTL_LBREN		BIT(0)
 #define ARCH_LBR_CTL_CPL_OFFSET		1
 #define ARCH_LBR_CTL_CPL		(0x3ull << ARCH_LBR_CTL_CPL_OFFSET)
-- 
2.29.2


      parent reply	other threads:[~2021-03-22  6:15 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-22  6:06 [PATCH v4 RESEND 0/5] x86: The perf/x86 changes to support guest Arch LBR Like Xu
2021-03-22  6:06 ` [PATCH v4 RESEND 1/5] perf/x86/intel: Fix the comment about guest LBR support on KVM Like Xu
2021-03-22  6:06 ` [PATCH v4 RESEND 2/5] perf/x86/lbr: Simplify the exposure check for the LBR_INFO registers Like Xu
2021-03-23 21:38   ` Peter Zijlstra
2021-03-24  2:02     ` Like Xu
2021-03-22  6:06 ` [PATCH v4 RESEND 3/5] perf/x86/lbr: Move cpuc->lbr_xsave allocation out of sleeping region Like Xu
2021-03-23 20:56   ` Liang, Kan
2021-03-23 21:41   ` Peter Zijlstra
2021-03-23 23:03     ` Liang, Kan
2021-03-24  1:32   ` Namhyung Kim
2021-03-24  3:46     ` Like Xu
2021-03-24  4:04       ` Namhyung Kim
2021-03-24  5:42         ` Like Xu
2021-03-22  6:06 ` [PATCH v4 RESEND 4/5] perf/x86/lbr: Skip checking for the existence of LBR_TOS for Arch LBR Like Xu
2021-03-23 21:49   ` Peter Zijlstra
2021-03-24  3:32     ` Like Xu
2021-03-22  6:06 ` Like Xu [this message]

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