linux-kernel - Re: [PATCH] perf/x86/intel/rapl: Add missing Haswell model

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Date:	Wed, 20 Apr 2016 17:38:16 +0200
From:	Peter Zijlstra <peterz@...radead.org>
To:	Srinivas Pandruvada <srinivas.pandruvada@...ux.intel.com>
Cc:	tglx@...utronix.de, mingo@...hat.com, hpa@...or.com,
	x86@...nel.org, bp@...en8.de, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf/x86/intel/rapl: Add missing Haswell model

On Sun, Apr 17, 2016 at 08:43:29AM -0700, Srinivas Pandruvada wrote:
> Added one missing Haswell model.

Indeed, but when I compare with the table in events/intel/core.c I find
we also miss one Broadwell (86) model.

Would the below be correct for that?

---
 arch/x86/events/intel/rapl.c | 13 +++++++++----
 1 file changed, 9 insertions(+), 4 deletions(-)

diff --git a/arch/x86/events/intel/rapl.c b/arch/x86/events/intel/rapl.c
index 7c56b985c9f6..f9129a85928a 100644
--- a/arch/x86/events/intel/rapl.c
+++ b/arch/x86/events/intel/rapl.c
@@ -739,16 +739,21 @@ static const struct intel_rapl_init_fun knl_rapl_init __initconst = {
 
 static const struct x86_cpu_id rapl_cpu_match[] __initconst = {
 	X86_RAPL_MODEL_MATCH(42, snb_rapl_init),	/* Sandy Bridge */
+	X86_RAPL_MODEL_MATCH(45, snbep_rapl_init),	/* Sandy Bridge-EP */
+
 	X86_RAPL_MODEL_MATCH(58, snb_rapl_init),	/* Ivy Bridge */
-	X86_RAPL_MODEL_MATCH(63, hsx_rapl_init),	/* Haswell-Server */
-	X86_RAPL_MODEL_MATCH(79, hsx_rapl_init),	/* Broadwell-Server */
+	X86_RAPL_MODEL_MATCH(62, snbep_rapl_init),	/* IvyTown */
+
 	X86_RAPL_MODEL_MATCH(60, hsw_rapl_init),	/* Haswell */
+	X86_RAPL_MODEL_MATCH(63, hsx_rapl_init),	/* Haswell-Server */
 	X86_RAPL_MODEL_MATCH(69, hsw_rapl_init),	/* Haswell-Celeron */
 	X86_RAPL_MODEL_MATCH(70, hsw_rapl_init),	/* Haswell GTe3 */
+
 	X86_RAPL_MODEL_MATCH(61, hsw_rapl_init),	/* Broadwell */
 	X86_RAPL_MODEL_MATCH(71, hsw_rapl_init),	/* Broadwell-H */
-	X86_RAPL_MODEL_MATCH(45, snbep_rapl_init),	/* Sandy Bridge-EP */
-	X86_RAPL_MODEL_MATCH(62, snbep_rapl_init),	/* IvyTown */
+	X86_RAPL_MODEL_MATCH(79, hsx_rapl_init),	/* Broadwell-Server */
+	X86_RAPL_MODEL_MATCH(86, hsx_rapl_init),	/* Broadwell Xeon D */
+
 	X86_RAPL_MODEL_MATCH(87, knl_rapl_init),	/* Knights Landing */
 	{},
 };