From 341928071d43ec56a32f853e3409c3730046ca6c Mon Sep 17 00:00:00 2001
From: Roman Dementiev <roman.dementiev@intel.com>
Date: Sun, 16 Jun 2024 16:04:10 +0200
Subject: [PATCH] address https://github.com/intel/pcm/issues/758

SPR UPI discovery table is broken on SPR MCC
resolves https://github.com/intel/pcm/issues/758
---
 src/cpucounters.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/cpucounters.cpp b/src/cpucounters.cpp
index ef6bdc89..4bcdda65 100644
--- a/src/cpucounters.cpp
+++ b/src/cpucounters.cpp
@@ -8054,7 +8054,8 @@ void ServerUncorePMUs::initDirect(uint32 socket_, const PCM * pcm)
     {
         switch (cpu_model)
         {
-            case PCM::SPR:
+            // don't use the discovery on SPR to work-around the issue
+	    // mentioned in https://lore.kernel.org/lkml/20221129191023.936738-1-kan.liang@linux.intel.com/T/
             case PCM::EMR:
                 {
                     std::cerr << "INFO: Trying to detect UPILL PMU through uncore PMU discovery..\n";