From: Yingxin Cheng <yingxin.cheng@intel.com>
Date: Tue, 27 Jul 2021 08:10:51 +0000 (+0800)
Subject: crimson/os/seastore/cache: cleanup, rename to get_by_src()
X-Git-Tag: v17.1.0~1254^2~5
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=3674945d30034e4d8bac1a03e7a6894bd6d1bbf7;p=ceph.git

crimson/os/seastore/cache: cleanup, rename to get_by_src()

Signed-off-by: Yingxin Cheng <yingxin.cheng@intel.com>
---

diff --git a/src/crimson/os/seastore/cache.cc b/src/crimson/os/seastore/cache.cc
index 9e6b26e1cfd3..2f10c91d216b 100644
--- a/src/crimson/os/seastore/cache.cc
+++ b/src/crimson/os/seastore/cache.cc
@@ -133,7 +133,7 @@ void Cache::register_metrics()
       {
         sm::make_counter(
           "trans_created",
-          get_counter(stats.trans_created_by_src, src),
+          get_by_src(stats.trans_created_by_src, src),
           sm::description(oss_desc.str()),
           {labels_by_src.find(src)->second}
         ),
@@ -175,7 +175,7 @@ void Cache::register_metrics()
       {
         sm::make_counter(
           "trans_committed",
-          get_counter(stats.trans_committed_by_src, src),
+          get_by_src(stats.trans_committed_by_src, src),
           sm::description(oss_desc.str()),
           {labels_by_src.find(src)->second}
         ),
@@ -282,13 +282,13 @@ void Cache::register_metrics()
       {
         sm::make_counter(
           "cache_access",
-          get_counter(stats.cache_query_by_src, src).access,
+          get_by_src(stats.cache_query_by_src, src).access,
           sm::description("total number of cache accesses"),
           {src_label}
         ),
         sm::make_counter(
           "cache_hit",
-          get_counter(stats.cache_query_by_src, src).hit,
+          get_by_src(stats.cache_query_by_src, src).hit,
           sm::description("total number of cache hits"),
           {src_label}
         ),
@@ -314,7 +314,7 @@ void Cache::register_metrics()
         // register src_t::READ later
         continue;
       }
-      auto& efforts = get_counter(stats.invalidated_efforts_by_src, src);
+      auto& efforts = get_by_src(stats.invalidated_efforts_by_src, src);
       efforts = {};
       for (auto& [effort_name, effort_label] : labels_by_effort) {
         auto& effort = efforts.get_by_name(effort_name);
@@ -354,7 +354,7 @@ void Cache::register_metrics()
     // read transaction won't have non-read efforts
     auto read_src_label = labels_by_src.find(src_t::READ)->second;
     auto read_effort_label = labels_by_effort.find("READ")->second;
-    auto& read_efforts = get_counter(stats.invalidated_efforts_by_src, src_t::READ);
+    auto& read_efforts = get_by_src(stats.invalidated_efforts_by_src, src_t::READ);
     read_efforts = {};
     metrics.add_group(
       "cache",
@@ -380,7 +380,7 @@ void Cache::register_metrics()
         // READ transaction won't commit
         continue;
       }
-      auto& efforts = get_counter(stats.committed_efforts_by_src, src);
+      auto& efforts = get_by_src(stats.committed_efforts_by_src, src);
       for (auto& [effort_name, effort_label] : labels_by_effort) {
         auto& effort_by_ext = [&efforts, &effort_name]()
             -> std::array<effort_t, EXTENT_TYPES_MAX>& {
@@ -634,8 +634,8 @@ void Cache::invalidate(Transaction& t, CachedExtent& conflicting_extent)
   assert(stats.trans_invalidated.count(m_key));
   ++(stats.trans_invalidated[m_key]);
 
-  auto& efforts = get_counter(stats.invalidated_efforts_by_src,
-                              t.get_src());
+  auto& efforts = get_by_src(stats.invalidated_efforts_by_src,
+                             t.get_src());
   efforts.read.extents += t.read_set.size();
   for (auto &i: t.read_set) {
     efforts.read.bytes += i.ref->get_length();
@@ -757,9 +757,9 @@ record_t Cache::prepare_record(Transaction &t)
 
   assert(!t.is_weak());
   assert(t.get_src() != Transaction::src_t::READ);
-  ++(get_counter(stats.trans_committed_by_src, t.get_src()));
-  auto& efforts = get_counter(stats.committed_efforts_by_src,
-                              t.get_src());
+  ++(get_by_src(stats.trans_committed_by_src, t.get_src()));
+  auto& efforts = get_by_src(stats.committed_efforts_by_src,
+                             t.get_src());
 
   // Should be valid due to interruptible future
   for (auto &i: t.read_set) {
diff --git a/src/crimson/os/seastore/cache.h b/src/crimson/os/seastore/cache.h
index e4da2bd34b71..32880621eb1a 100644
--- a/src/crimson/os/seastore/cache.h
+++ b/src/crimson/os/seastore/cache.h
@@ -101,7 +101,7 @@ public:
       Transaction::src_t src) {
     LOG_PREFIX(Cache::create_transaction);
 
-    ++(get_counter(stats.trans_created_by_src, src));
+    ++(get_by_src(stats.trans_created_by_src, src));
 
     auto ret = std::make_unique<Transaction>(
       get_dummy_ordering_handle(),
@@ -122,7 +122,7 @@ public:
       Transaction::src_t src) {
     LOG_PREFIX(Cache::create_weak_transaction);
 
-    ++(get_counter(stats.trans_created_by_src, src));
+    ++(get_by_src(stats.trans_created_by_src, src));
 
     auto ret = std::make_unique<Transaction>(
       get_dummy_ordering_handle(),
@@ -142,7 +142,7 @@ public:
   void reset_transaction_preserve_handle(Transaction &t) {
     LOG_PREFIX(Cache::reset_transaction_preserve_handle);
     if (t.did_reset()) {
-      ++(get_counter(stats.trans_created_by_src, t.get_src()));
+      ++(get_by_src(stats.trans_created_by_src, t.get_src()));
     }
     t.reset_preserve_handle(last_commit);
     DEBUGT("reset", t);
@@ -669,7 +669,7 @@ private:
   } stats;
 
   template <typename CounterT>
-  CounterT& get_counter(
+  CounterT& get_by_src(
       std::array<CounterT, Transaction::SRC_MAX>& counters_by_src,
       Transaction::src_t src) {
     assert(static_cast<std::size_t>(src) < counters_by_src.size());
@@ -757,7 +757,7 @@ private:
       const src_ext_t* p_metric_key) {
     query_counters_t* p_counters = nullptr;
     if (p_metric_key) {
-      p_counters = &get_counter(stats.cache_query_by_src, p_metric_key->first);
+      p_counters = &get_by_src(stats.cache_query_by_src, p_metric_key->first);
       ++p_counters->access;
     }
     if (auto iter = extents.find_offset(offset);