From 7f152acce09229a1238d59239412e0fe2f4b2a67 Mon Sep 17 00:00:00 2001
From: wuying39 <921169248@qq.com>
Date: Wed, 10 Sep 2025 09:31:06 +0800
Subject: [PATCH] delete unused functions

---
 pmu/sample_process.cpp | 24 ------------------------
 pmu/sample_process.h   |  1 -
 util/common.cpp        | 19 -------------------
 util/common.h          |  1 -
 util/linked_list.h     |  8 --------
 5 files changed, 53 deletions(-)

diff --git a/pmu/sample_process.cpp b/pmu/sample_process.cpp
index 5f30eb6..670d0c8 100644
--- a/pmu/sample_process.cpp
+++ b/pmu/sample_process.cpp
@@ -29,30 +29,6 @@ void KUNPENG_PMU::PerfMmapReadDone(PerfMmap &map)
     map.prev = ReadOnce(&base->data_head);
 }
 
-int KUNPENG_PMU::MmapInit(PerfMmap &sampleMmap)
-{
-    struct perf_event_mmap_page *base = (struct perf_event_mmap_page *)sampleMmap.base;
-    __u64 head = ReadOnce(&base->data_head);
-    __u64 prev = sampleMmap.prev;
-    unsigned long size;
-
-    sampleMmap.start = sampleMmap.overwrite ? head : prev;
-    sampleMmap.end = sampleMmap.overwrite ? prev : head;
-
-    if (__glibc_unlikely((sampleMmap.end - sampleMmap.start) < sampleMmap.flush)) {
-        return -EAGAIN;
-    }
-
-    size = sampleMmap.end - sampleMmap.start;
-    if (size > (unsigned long)(sampleMmap.mask) + 1) {
-        if (!sampleMmap.overwrite) {
-            sampleMmap.prev = head;
-            PerfMmapConsume(sampleMmap);
-        }
-    }
-    return 0;
-}
-
 void CopyDataInWhileLoop(KUNPENG_PMU::PerfMmap& map, __u64 offset, unsigned char* data, __u64 len)
 {
     /*
diff --git a/pmu/sample_process.h b/pmu/sample_process.h
index 12f21ed..5802331 100644
--- a/pmu/sample_process.h
+++ b/pmu/sample_process.h
@@ -50,7 +50,6 @@
 
 namespace KUNPENG_PMU {
 
-    int MmapInit(PerfMmap& sampleMmap);
     union PerfEvent* ReadEvent(PerfMmap& map);
     int RingbufferReadInit(PerfMmap& map);
     inline void PerfMmapConsume(PerfMmap& map)
diff --git a/util/common.cpp b/util/common.cpp
index 13ad204..7d2e234 100644
--- a/util/common.cpp
+++ b/util/common.cpp
@@ -85,17 +85,6 @@ std::string ReadFileContent(const std::string& filePath)
     return content;
 }
 
-int ConvertHexStrToInt(const std::string& hexStr, uint64_t& bus)
-{
-    try {
-        bus = stoul(hexStr, nullptr, 16);
-    } catch (const std::exception& e) {
-        pcerr::New(LIBPERF_ERR_NOT_SUPPORT_PCIE_COUNTING, "hexStr: " + hexStr + " is invalid");
-        return LIBPERF_ERR_NOT_SUPPORT_PCIE_COUNTING;
-    }
-    return SUCCESS;
-}
-
 int RaiseNumFd(uint64_t numFd)
 {
     unsigned long extra = 50;
@@ -152,14 +141,6 @@ std::string GetTraceEventDir()
     return "";
 }
 
-bool StartWith(const std::string& str, const std::string& prefix)
-{
-    if (str.size() < prefix.size()) {
-        return false;
-    }
-    return str.substr(0, prefix.size()) == prefix;
-}
-
 bool ConvertStrToInt(const std::string &intValStr, int32_t &val)
 {
     try {
diff --git a/util/common.h b/util/common.h
index 3f0ba3e..e3d3bab 100644
--- a/util/common.h
+++ b/util/common.h
@@ -53,7 +53,6 @@ std::vector<std::string> SplitStringByDelimiter(const std::string& str, char del
 int RaiseNumFd(uint64_t numFd);
 bool ExistPath(const std::string& filePath);
 std::string GetTraceEventDir();
-bool StartWith(const std::string& str, const std::string& prefix);
 bool ConvertStrToInt(const std::string& intValStr, int32_t& val);
 int GetParanoidVal();
 std::string GetCgroupPath(const std::string& cgroupName);
diff --git a/util/linked_list.h b/util/linked_list.h
index 8ceb67e..9c1ba28 100644
--- a/util/linked_list.h
+++ b/util/linked_list.h
@@ -32,14 +32,6 @@ ListNode* CreateNode()
     return newNode;
 }
 
-// Function to add a node at the head of the linked list
-template <typename ListNode>
-void addHead(ListNode** head, ListNode* newNode)
-{
-    newNode->next = *head;
-    *head = newNode;
-}
-
 // Function to add a node at the tail of the linked list
 template <typename ListNode>
 void AddTail(ListNode** head, ListNode** newNode)
-- 
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