diff --git a/pmu/pfm/core.cpp b/pmu/pfm/core.cpp
index 6c78ec4cd6c509422cf44174d395e3b2ee15ffb7..97fda80d7a9981a21bd5f5a5a0670054f32c7462 100644
--- a/pmu/pfm/core.cpp
+++ b/pmu/pfm/core.cpp
@@ -833,6 +833,8 @@ const std::unordered_map<std::string, KUNPENG_PMU::CoreConfig> HIP_B_CORE_PMU_MA
         HARDWARE_EVENT::IDLE_CYCLES_BACKEND,
         HARDWARE_EVENT::IDLE_CYCLES_FRONTED,
         HW_CACHE_EVENT::L1_DCACHE_LOAD_MISSES,
+        HW_CACHE_EVENT::L1_DCACHE_LOADS,
+        HW_CACHE_EVENT::L1_ICACHE_LOAD_MISSES,
         HW_CACHE_EVENT::L1_ICACHE_LOADS,
         HW_CACHE_EVENT::LLC_LOAD_MISSES,
         HW_CACHE_EVENT::LLC_LOADS,
@@ -870,6 +872,7 @@ const std::unordered_map<std::string, KUNPENG_PMU::CoreConfig> HIP_C_CORE_PMU_MA
         HARDWARE_EVENT::IDLE_CYCLES_BACKEND,
         HARDWARE_EVENT::IDLE_CYCLES_FRONTED,
         HW_CACHE_EVENT::L1_DCACHE_LOAD_MISSES,
+        HW_CACHE_EVENT::L1_DCACHE_LOADS,
         HW_CACHE_EVENT::L1_ICACHE_LOAD_MISSES,
         HW_CACHE_EVENT::L1_ICACHE_LOADS,
         HW_CACHE_EVENT::LLC_LOAD_MISSES,
diff --git a/symbol/symbol_resolve.cpp b/symbol/symbol_resolve.cpp
index 974fb6d4c7bda9f1235da6bfba511c6ae8ffb221..70aa079e4eddf8fd7b1f590e884d29f3ec76368e 100644
--- a/symbol/symbol_resolve.cpp
+++ b/symbol/symbol_resolve.cpp
@@ -357,24 +357,6 @@ unsigned long SymbolUtils::SymStoul(const std::string& addrStr)
     }
 }
 
-std::string SymbolUtils::RealPath(const std::string& filePath)
-{
-    char buff[PATH_MAX] = {0};
-    if (realpath(filePath.c_str(), buff)) {
-        return std::string{buff};
-    } else {
-        return std::string{};
-    }
-}
-
-bool SymbolUtils::IsValidPath(const std::string& filePath)
-{
-    if (filePath.empty()) {
-        return false;
-    }
-    return true;
-}
-
 bool SymbolUtils::IsNumber(const std::string& str)
 {
     for (int i = 0; i < str.length(); i++) {
diff --git a/symbol/symbol_resolve.h b/symbol/symbol_resolve.h
index ae0c0d6435977ec91fef5decb048a1bb023bb8fb..18b6c309a283087dad558953cd95d134f7d731cb 100644
--- a/symbol/symbol_resolve.h
+++ b/symbol/symbol_resolve.h
@@ -139,8 +139,6 @@ namespace KUNPENG_SYM {
         static void FreeSymbol(struct Symbol* symbol);
         static bool IsFile(const char* fileName);
         static unsigned long SymStoul(const std::string& addrStr);
-        static std::string RealPath(const std::string& filePath);
-        static bool IsValidPath(const std::string& filePath);
         static bool IsNumber(const std::string& str);
         static void FreeStackAsm(struct StackAsm** stackAsm);
         static void StrCpy(char* dst, int dstLen, const char* src);