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Posted to commits@impala.apache.org by ta...@apache.org on 2017/08/22 23:15:00 UTC

[2/2] incubator-impala git commit: Cherry-pick constant renaming for be/src/kudu from Kudu commit e719b

Cherry-pick constant renaming for be/src/kudu from Kudu commit e719b

This change enforces the rule that constants under be/src/kudu directory
should be named kFooBar and fixes the cases where we didn't adhere to this.
This is needed to avoid conflicts when cherry-picking other changes.

Change-Id: I7971659ef3152580d44d6ddfb18be7ebf41052c7
Reviewed-on: http://gerrit.cloudera.org:8080/7158
Reviewed-by: Adar Dembo <ad...@cloudera.com>
Tested-by: Kudu Jenkins
Reviewed-on: http://gerrit.cloudera.org:8080/7740
Reviewed-by: Henry Robinson <he...@cloudera.com>
Tested-by: Impala Public Jenkins


Project: http://git-wip-us.apache.org/repos/asf/incubator-impala/repo
Commit: http://git-wip-us.apache.org/repos/asf/incubator-impala/commit/e71e359a
Tree: http://git-wip-us.apache.org/repos/asf/incubator-impala/tree/e71e359a
Diff: http://git-wip-us.apache.org/repos/asf/incubator-impala/diff/e71e359a

Branch: refs/heads/master
Commit: e71e359affb21a699ab6b659170bea51bce86388
Parents: 2f3e824
Author: Todd Lipcon <to...@cloudera.com>
Authored: Mon Jun 12 15:03:49 2017 -0700
Committer: Impala Public Jenkins <im...@gerrit.cloudera.org>
Committed: Tue Aug 22 21:45:48 2017 +0000

----------------------------------------------------------------------
 be/src/kudu/rpc/protoc-gen-krpc.cc         |  8 +++----
 be/src/kudu/rpc/request_tracker-test.cc    |  4 ++--
 be/src/kudu/rpc/request_tracker.cc         |  4 ++--
 be/src/kudu/rpc/request_tracker.h          |  4 ++--
 be/src/kudu/rpc/retriable_rpc.h            | 10 ++++-----
 be/src/kudu/security/ca/cert_management.cc |  4 ++--
 be/src/kudu/security/cert.cc               |  2 +-
 be/src/kudu/security/crypto.cc             | 22 +++++++++----------
 be/src/kudu/security/openssl_util.h        | 28 ++++++++++++-------------
 be/src/kudu/security/openssl_util_bio.h    | 10 ++++-----
 be/src/kudu/security/tls_context.cc        |  4 ++--
 be/src/kudu/util/debug/trace_event_impl.cc | 20 +++++++++---------
 be/src/kudu/util/maintenance_manager.cc    |  2 +-
 be/src/kudu/util/maintenance_manager.h     |  2 +-
 be/src/kudu/util/mem_tracker-test.cc       |  4 ++--
 be/src/kudu/util/os-util.cc                | 26 +++++++++++------------
 be/src/kudu/util/process_memory.cc         |  4 ++--
 be/src/kudu/util/rle-test.cc               | 12 +++++------
 18 files changed, 85 insertions(+), 85 deletions(-)
----------------------------------------------------------------------


http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/rpc/protoc-gen-krpc.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/rpc/protoc-gen-krpc.cc b/be/src/kudu/rpc/protoc-gen-krpc.cc
index de41aa9..e892897 100644
--- a/be/src/kudu/rpc/protoc-gen-krpc.cc
+++ b/be/src/kudu/rpc/protoc-gen-krpc.cc
@@ -91,7 +91,7 @@ class Substituter {
 // NameInfo contains information about the output names.
 class FileSubstitutions : public Substituter {
  public:
-  static const std::string PROTO_EXTENSION;
+  static const std::string kProtoExtension;
 
   Status Init(const FileDescriptor *file) {
     string path = file->name();
@@ -99,9 +99,9 @@ class FileSubstitutions : public Substituter {
 
     // Initialize path_
     // If path = /foo/bar/baz_stuff.proto, path_ = /foo/bar/baz_stuff
-    if (!TryStripSuffixString(path, PROTO_EXTENSION, &path_no_extension_)) {
+    if (!TryStripSuffixString(path, kProtoExtension, &path_no_extension_)) {
       return Status::InvalidArgument("file name " + path +
-                                     " did not end in " + PROTO_EXTENSION);
+                                     " did not end in " + kProtoExtension);
     }
     map_["path_no_extension"] = path_no_extension_;
 
@@ -183,7 +183,7 @@ class FileSubstitutions : public Substituter {
   map<string, string> map_;
 };
 
-const std::string FileSubstitutions::PROTO_EXTENSION(".proto");
+const std::string FileSubstitutions::kProtoExtension(".proto");
 
 class MethodSubstitutions : public Substituter {
  public:

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/rpc/request_tracker-test.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/rpc/request_tracker-test.cc b/be/src/kudu/rpc/request_tracker-test.cc
index 89ea8a2..f39e131 100644
--- a/be/src/kudu/rpc/request_tracker-test.cc
+++ b/be/src/kudu/rpc/request_tracker-test.cc
@@ -33,7 +33,7 @@ TEST(RequestTrackerTest, TestSequenceNumberGeneration) {
 
   // A new tracker should have no incomplete RPCs
   RequestTracker::SequenceNumber seq_no = tracker_->FirstIncomplete();
-  ASSERT_EQ(seq_no, RequestTracker::NO_SEQ_NO);
+  ASSERT_EQ(seq_no, RequestTracker::kNoSeqNo);
 
   vector<RequestTracker::SequenceNumber> generated_seq_nos;
 
@@ -75,7 +75,7 @@ TEST(RequestTrackerTest, TestSequenceNumberGeneration) {
     tracker_->RpcCompleted(seq_no);
   }
 
-  ASSERT_EQ(tracker_->FirstIncomplete(), RequestTracker::NO_SEQ_NO);
+  ASSERT_EQ(tracker_->FirstIncomplete(), RequestTracker::kNoSeqNo);
 }
 
 } // namespace rpc

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/rpc/request_tracker.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/rpc/request_tracker.cc b/be/src/kudu/rpc/request_tracker.cc
index 1958664..84a445e 100644
--- a/be/src/kudu/rpc/request_tracker.cc
+++ b/be/src/kudu/rpc/request_tracker.cc
@@ -24,7 +24,7 @@
 namespace kudu {
 namespace rpc {
 
-const RequestTracker::SequenceNumber RequestTracker::NO_SEQ_NO = -1;
+const RequestTracker::SequenceNumber RequestTracker::kNoSeqNo = -1;
 
 RequestTracker::RequestTracker(const string& client_id)
     : client_id_(client_id),
@@ -40,7 +40,7 @@ Status RequestTracker::NewSeqNo(SequenceNumber* seq_no) {
 
 RequestTracker::SequenceNumber RequestTracker::FirstIncomplete() {
   std::lock_guard<simple_spinlock> l(lock_);
-  if (incomplete_rpcs_.empty()) return NO_SEQ_NO;
+  if (incomplete_rpcs_.empty()) return kNoSeqNo;
   return *incomplete_rpcs_.begin();
 }
 

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/rpc/request_tracker.h
----------------------------------------------------------------------
diff --git a/be/src/kudu/rpc/request_tracker.h b/be/src/kudu/rpc/request_tracker.h
index 99f8d6c..9698d58 100644
--- a/be/src/kudu/rpc/request_tracker.h
+++ b/be/src/kudu/rpc/request_tracker.h
@@ -48,7 +48,7 @@ namespace rpc {
 class RequestTracker : public RefCountedThreadSafe<RequestTracker> {
  public:
   typedef int64_t SequenceNumber;
-  static const RequestTracker::SequenceNumber NO_SEQ_NO;
+  static const RequestTracker::SequenceNumber kNoSeqNo;
   explicit RequestTracker(const std::string& client_id);
 
   // Creates a new, unique, sequence number.
@@ -59,7 +59,7 @@ class RequestTracker : public RefCountedThreadSafe<RequestTracker> {
   Status NewSeqNo(SequenceNumber* seq_no);
 
   // Returns the sequence number of the first incomplete RPC.
-  // If there is no incomplete RPC returns NO_SEQ_NO.
+  // If there is no incomplete RPC returns kNoSeqNo.
   SequenceNumber FirstIncomplete();
 
   // Marks the rpc with 'seq_no' as completed.

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/rpc/retriable_rpc.h
----------------------------------------------------------------------
diff --git a/be/src/kudu/rpc/retriable_rpc.h b/be/src/kudu/rpc/retriable_rpc.h
index c896027..897d7a7 100644
--- a/be/src/kudu/rpc/retriable_rpc.h
+++ b/be/src/kudu/rpc/retriable_rpc.h
@@ -56,11 +56,11 @@ class RetriableRpc : public Rpc {
       : Rpc(deadline, std::move(messenger)),
         server_picker_(server_picker),
         request_tracker_(request_tracker),
-        sequence_number_(RequestTracker::NO_SEQ_NO),
+        sequence_number_(RequestTracker::kNoSeqNo),
         num_attempts_(0) {}
 
   virtual ~RetriableRpc() {
-    DCHECK_EQ(sequence_number_, RequestTracker::NO_SEQ_NO);
+    DCHECK_EQ(sequence_number_, RequestTracker::kNoSeqNo);
   }
 
   // Performs server lookup/initialization.
@@ -138,7 +138,7 @@ class RetriableRpc : public Rpc {
 
 template <class Server, class RequestPB, class ResponsePB>
 void RetriableRpc<Server, RequestPB, ResponsePB>::SendRpc()  {
-  if (sequence_number_ == RequestTracker::NO_SEQ_NO) {
+  if (sequence_number_ == RequestTracker::kNoSeqNo) {
     CHECK_OK(request_tracker_->NewSeqNo(&sequence_number_));
   }
   server_picker_->PickLeader(Bind(&RetriableRpc::ReplicaFoundCb,
@@ -237,10 +237,10 @@ bool RetriableRpc<Server, RequestPB, ResponsePB>::RetryIfNeeded(
 
 template <class Server, class RequestPB, class ResponsePB>
 void RetriableRpc<Server, RequestPB, ResponsePB>::FinishInternal() {
-  // Mark the RPC as completed and set the sequence number to NO_SEQ_NO to make
+  // Mark the RPC as completed and set the sequence number to kNoSeqNo to make
   // sure we're in the appropriate state before destruction.
   request_tracker_->RpcCompleted(sequence_number_);
-  sequence_number_ = RequestTracker::NO_SEQ_NO;
+  sequence_number_ = RequestTracker::kNoSeqNo;
 }
 
 template <class Server, class RequestPB, class ResponsePB>

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/security/ca/cert_management.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/security/ca/cert_management.cc b/be/src/kudu/security/ca/cert_management.cc
index a6d7f7b..c63eb10 100644
--- a/be/src/kudu/security/ca/cert_management.cc
+++ b/be/src/kudu/security/ca/cert_management.cc
@@ -52,10 +52,10 @@ namespace kudu {
 namespace security {
 
 template<> struct SslTypeTraits<ASN1_INTEGER> {
-  static constexpr auto free = &ASN1_INTEGER_free;
+  static constexpr auto kFreeFunc = &ASN1_INTEGER_free;
 };
 template<> struct SslTypeTraits<BIGNUM> {
-  static constexpr auto free = &BN_free;
+  static constexpr auto kFreeFunc = &BN_free;
 };
 
 namespace ca {

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/security/cert.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/security/cert.cc b/be/src/kudu/security/cert.cc
index fa4c753..dabf2d3 100644
--- a/be/src/kudu/security/cert.cc
+++ b/be/src/kudu/security/cert.cc
@@ -39,7 +39,7 @@ namespace kudu {
 namespace security {
 
 template<> struct SslTypeTraits<GENERAL_NAMES> {
-  static constexpr auto free = &GENERAL_NAMES_free;
+  static constexpr auto kFreeFunc = &GENERAL_NAMES_free;
 };
 
 // This OID is generated via the UUID method.

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/security/crypto.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/security/crypto.cc b/be/src/kudu/security/crypto.cc
index 1aab6b1..cf4199e 100644
--- a/be/src/kudu/security/crypto.cc
+++ b/be/src/kudu/security/crypto.cc
@@ -64,25 +64,25 @@ int DerWritePublicKey(BIO* bio, EVP_PKEY* key) {
 } // anonymous namespace
 
 template<> struct SslTypeTraits<BIGNUM> {
-  static constexpr auto free = &BN_free;
+  static constexpr auto kFreeFunc = &BN_free;
 };
 struct RsaPrivateKeyTraits : public SslTypeTraits<EVP_PKEY> {
-  static constexpr auto read_pem = &PEM_read_bio_PrivateKey;
-  static constexpr auto read_der = &d2i_PrivateKey_bio;
-  static constexpr auto write_pem = &PemWritePrivateKey;
-  static constexpr auto write_der = &i2d_PrivateKey_bio;
+  static constexpr auto kReadPemFunc = &PEM_read_bio_PrivateKey;
+  static constexpr auto kReadDerFunc = &d2i_PrivateKey_bio;
+  static constexpr auto kWritePemFunc = &PemWritePrivateKey;
+  static constexpr auto kWriteDerFunc = &i2d_PrivateKey_bio;
 };
 struct RsaPublicKeyTraits : public SslTypeTraits<EVP_PKEY> {
-  static constexpr auto read_pem = &PEM_read_bio_PUBKEY;
-  static constexpr auto read_der = &d2i_PUBKEY_bio;
-  static constexpr auto write_pem = &PemWritePublicKey;
-  static constexpr auto write_der = &DerWritePublicKey;
+  static constexpr auto kReadPemFunc = &PEM_read_bio_PUBKEY;
+  static constexpr auto kReadDerFunc = &d2i_PUBKEY_bio;
+  static constexpr auto kWritePemFunc = &PemWritePublicKey;
+  static constexpr auto kWriteDerFunc = &DerWritePublicKey;
 };
 template<> struct SslTypeTraits<RSA> {
-  static constexpr auto free = &RSA_free;
+  static constexpr auto kFreeFunc = &RSA_free;
 };
 template<> struct SslTypeTraits<EVP_MD_CTX> {
-  static constexpr auto free = &EVP_MD_CTX_destroy;
+  static constexpr auto kFreeFunc = &EVP_MD_CTX_destroy;
 };
 
 namespace {

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/security/openssl_util.h
----------------------------------------------------------------------
diff --git a/be/src/kudu/security/openssl_util.h b/be/src/kudu/security/openssl_util.h
index db85a85..82392c1 100644
--- a/be/src/kudu/security/openssl_util.h
+++ b/be/src/kudu/security/openssl_util.h
@@ -106,32 +106,32 @@ template<typename SSL_TYPE>
 struct SslTypeTraits {};
 
 template<> struct SslTypeTraits<X509> {
-  static constexpr auto free = &X509_free;
-  static constexpr auto read_pem = &PEM_read_bio_X509;
-  static constexpr auto read_der = &d2i_X509_bio;
-  static constexpr auto write_pem = &PEM_write_bio_X509;
-  static constexpr auto write_der = &i2d_X509_bio;
+  static constexpr auto kFreeFunc = &X509_free;
+  static constexpr auto kReadPemFunc = &PEM_read_bio_X509;
+  static constexpr auto kReadDerFunc = &d2i_X509_bio;
+  static constexpr auto kWritePemFunc = &PEM_write_bio_X509;
+  static constexpr auto kWriteDerFunc = &i2d_X509_bio;
 };
 template<> struct SslTypeTraits<X509_EXTENSION> {
-  static constexpr auto free = &X509_EXTENSION_free;
+  static constexpr auto kFreeFunc = &X509_EXTENSION_free;
 };
 template<> struct SslTypeTraits<X509_REQ> {
-  static constexpr auto free = &X509_REQ_free;
-  static constexpr auto read_pem = &PEM_read_bio_X509_REQ;
-  static constexpr auto read_der = &d2i_X509_REQ_bio;
-  static constexpr auto write_pem = &PEM_write_bio_X509_REQ;
-  static constexpr auto write_der = &i2d_X509_REQ_bio;
+  static constexpr auto kFreeFunc = &X509_REQ_free;
+  static constexpr auto kReadPemFunc = &PEM_read_bio_X509_REQ;
+  static constexpr auto kReadDerFunc = &d2i_X509_REQ_bio;
+  static constexpr auto kWritePemFunc = &PEM_write_bio_X509_REQ;
+  static constexpr auto kWriteDerFunc = &i2d_X509_REQ_bio;
 };
 template<> struct SslTypeTraits<EVP_PKEY> {
-  static constexpr auto free = &EVP_PKEY_free;
+  static constexpr auto kFreeFunc = &EVP_PKEY_free;
 };
 template<> struct SslTypeTraits<SSL_CTX> {
-  static constexpr auto free = &SSL_CTX_free;
+  static constexpr auto kFreeFunc = &SSL_CTX_free;
 };
 
 template<typename SSL_TYPE, typename Traits = SslTypeTraits<SSL_TYPE>>
 c_unique_ptr<SSL_TYPE> ssl_make_unique(SSL_TYPE* d) {
-  return {d, Traits::free};
+  return {d, Traits::kFreeFunc};
 }
 
 // Acceptable formats for keys, X509 certificates and X509 CSRs.

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/security/openssl_util_bio.h
----------------------------------------------------------------------
diff --git a/be/src/kudu/security/openssl_util_bio.h b/be/src/kudu/security/openssl_util_bio.h
index 6ab6a55..d4dcc44 100644
--- a/be/src/kudu/security/openssl_util_bio.h
+++ b/be/src/kudu/security/openssl_util_bio.h
@@ -32,7 +32,7 @@ namespace kudu {
 namespace security {
 
 template<> struct SslTypeTraits<BIO> {
-  static constexpr auto free = &BIO_free;
+  static constexpr auto kFreeFunc = &BIO_free;
 };
 
 template<typename TYPE, typename Traits = SslTypeTraits<TYPE>>
@@ -41,11 +41,11 @@ Status ToBIO(BIO* bio, DataFormat format, TYPE* obj) {
   CHECK(obj);
   switch (format) {
     case DataFormat::DER:
-      OPENSSL_RET_NOT_OK(Traits::write_der(bio, obj),
+      OPENSSL_RET_NOT_OK(Traits::kWriteDerFunc(bio, obj),
           "error exporting data in DER format");
       break;
     case DataFormat::PEM:
-      OPENSSL_RET_NOT_OK(Traits::write_pem(bio, obj),
+      OPENSSL_RET_NOT_OK(Traits::kWritePemFunc(bio, obj),
           "error exporting data in PEM format");
       break;
   }
@@ -58,10 +58,10 @@ Status FromBIO(BIO* bio, DataFormat format, c_unique_ptr<TYPE>* ret) {
   CHECK(bio);
   switch (format) {
     case DataFormat::DER:
-      *ret = ssl_make_unique(Traits::read_der(bio, nullptr));
+      *ret = ssl_make_unique(Traits::kReadDerFunc(bio, nullptr));
       break;
     case DataFormat::PEM:
-      *ret = ssl_make_unique(Traits::read_pem(bio, nullptr, nullptr, nullptr));
+      *ret = ssl_make_unique(Traits::kReadPemFunc(bio, nullptr, nullptr, nullptr));
       break;
   }
   if (PREDICT_FALSE(!*ret)) {

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/security/tls_context.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/security/tls_context.cc b/be/src/kudu/security/tls_context.cc
index f28f31e..23b3d04 100644
--- a/be/src/kudu/security/tls_context.cc
+++ b/be/src/kudu/security/tls_context.cc
@@ -82,10 +82,10 @@ namespace security {
 using ca::CertRequestGenerator;
 
 template<> struct SslTypeTraits<SSL> {
-  static constexpr auto free = &SSL_free;
+  static constexpr auto kFreeFunc = &SSL_free;
 };
 template<> struct SslTypeTraits<X509_STORE_CTX> {
-  static constexpr auto free = &X509_STORE_CTX_free;
+  static constexpr auto kFreeFunc = &X509_STORE_CTX_free;
 };
 
 TlsContext::TlsContext()

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/util/debug/trace_event_impl.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/util/debug/trace_event_impl.cc b/be/src/kudu/util/debug/trace_event_impl.cc
index 122cad1..f976c87 100644
--- a/be/src/kudu/util/debug/trace_event_impl.cc
+++ b/be/src/kudu/util/debug/trace_event_impl.cc
@@ -80,12 +80,12 @@ const char* g_category_groups[MAX_CATEGORY_GROUPS] = {
 // The enabled flag is char instead of bool so that the API can be used from C.
 unsigned char g_category_group_enabled[MAX_CATEGORY_GROUPS] = { 0 };
 // Indexes here have to match the g_category_groups array indexes above.
-const int g_category_already_shutdown = 1;
-const int g_category_categories_exhausted = 2;
-const int g_category_metadata = 3;
-const int g_num_builtin_categories = 4;
+const int kCategoryAlreadyShutdown = 1;
+const int kCategoryCategoriesExhausted = 2;
+const int kCategoryMetadata = 3;
+const int kNumBuiltinCategories = 4;
 // Skip default categories.
-AtomicWord g_category_index = g_num_builtin_categories;
+AtomicWord g_category_index = kNumBuiltinCategories;
 
 // The name of the current thread. This is used to decide if the current
 // thread name has changed. We combine all the seen thread names into the
@@ -366,7 +366,7 @@ void InitializeMetadataEvent(TraceEvent* trace_event,
   ::trace_event_internal::SetTraceValue(value, &arg_type, &arg_value);
   trace_event->Initialize(thread_id,
                           MicrosecondsInt64(0), MicrosecondsInt64(0), TRACE_EVENT_PHASE_METADATA,
-                          &g_category_group_enabled[g_category_metadata],
+                          &g_category_group_enabled[kCategoryMetadata],
                           metadata_name, ::trace_event_internal::kNoEventId,
                           num_args, &arg_name, &arg_type, &arg_value, nullptr,
                           TRACE_EVENT_FLAG_NONE);
@@ -1147,8 +1147,8 @@ const unsigned char* TraceLog::GetCategoryGroupEnabled(
     const char* category_group) {
   TraceLog* tracelog = GetInstance();
   if (!tracelog) {
-    DCHECK(!g_category_group_enabled[g_category_already_shutdown]);
-    return &g_category_group_enabled[g_category_already_shutdown];
+    DCHECK(!g_category_group_enabled[kCategoryAlreadyShutdown]);
+    return &g_category_group_enabled[kCategoryAlreadyShutdown];
   }
   return tracelog->GetCategoryGroupEnabledInternal(category_group);
 }
@@ -1267,7 +1267,7 @@ const unsigned char* TraceLog::GetCategoryGroupEnabledInternal(
     base::subtle::Release_Store(&g_category_index, category_index + 1);
   } else {
     category_group_enabled =
-        &g_category_group_enabled[g_category_categories_exhausted];
+        &g_category_group_enabled[kCategoryCategoriesExhausted];
   }
   return category_group_enabled;
 }
@@ -1276,7 +1276,7 @@ void TraceLog::GetKnownCategoryGroups(
     std::vector<std::string>* category_groups) {
   SpinLockHolder lock(&lock_);
   int category_index = base::subtle::NoBarrier_Load(&g_category_index);
-  for (int i = g_num_builtin_categories; i < category_index; i++)
+  for (int i = kNumBuiltinCategories; i < category_index; i++)
     category_groups->push_back(g_category_groups[i]);
 }
 

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/util/maintenance_manager.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/util/maintenance_manager.cc b/be/src/kudu/util/maintenance_manager.cc
index 18ed8b8..b410646 100644
--- a/be/src/kudu/util/maintenance_manager.cc
+++ b/be/src/kudu/util/maintenance_manager.cc
@@ -111,7 +111,7 @@ void MaintenanceOp::Unregister() {
   manager_->UnregisterOp(this);
 }
 
-const MaintenanceManager::Options MaintenanceManager::DEFAULT_OPTIONS = {
+const MaintenanceManager::Options MaintenanceManager::kDefaultOptions = {
   .num_threads = 0,
   .polling_interval_ms = 0,
   .history_size = 0,

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/util/maintenance_manager.h
----------------------------------------------------------------------
diff --git a/be/src/kudu/util/maintenance_manager.h b/be/src/kudu/util/maintenance_manager.h
index 6070e2d..1d2419a 100644
--- a/be/src/kudu/util/maintenance_manager.h
+++ b/be/src/kudu/util/maintenance_manager.h
@@ -282,7 +282,7 @@ class MaintenanceManager : public std::enable_shared_from_this<MaintenanceManage
     memory_pressure_func_ = std::move(f);
   }
 
-  static const Options DEFAULT_OPTIONS;
+  static const Options kDefaultOptions;
 
  private:
   FRIEND_TEST(MaintenanceManagerTest, TestLogRetentionPrioritization);

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/util/mem_tracker-test.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/util/mem_tracker-test.cc b/be/src/kudu/util/mem_tracker-test.cc
index 7e78cbe..075931a 100644
--- a/be/src/kudu/util/mem_tracker-test.cc
+++ b/be/src/kudu/util/mem_tracker-test.cc
@@ -112,11 +112,11 @@ TEST(MemTrackerTest, TrackerHierarchy) {
 
 class GcFunctionHelper {
  public:
-  static const int NUM_RELEASE_BYTES = 1;
+  static const int kNumReleaseBytes = 1;
 
   explicit GcFunctionHelper(MemTracker* tracker) : tracker_(tracker) { }
 
-  void GcFunc() { tracker_->Release(NUM_RELEASE_BYTES); }
+  void GcFunc() { tracker_->Release(kNumReleaseBytes); }
 
  private:
   MemTracker* tracker_;

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/util/os-util.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/util/os-util.cc b/be/src/kudu/util/os-util.cc
index 8874bd8..9ea7e08 100644
--- a/be/src/kudu/util/os-util.cc
+++ b/be/src/kudu/util/os-util.cc
@@ -51,18 +51,18 @@ namespace kudu {
 #define _SC_CLK_TCK 2
 #endif
 
-static const int64_t TICKS_PER_SEC = sysconf(_SC_CLK_TCK);
+static const int64_t kTicksPerSec = sysconf(_SC_CLK_TCK);
 
 // Offsets into the ../stat file array of per-thread statistics.
 //
 // They are themselves offset by two because the pid and comm fields of the
 // file are parsed separately.
-static const int64_t USER_TICKS = 13 - 2;
-static const int64_t KERNEL_TICKS = 14 - 2;
-static const int64_t IO_WAIT = 41 - 2;
+static const int64_t kUserTicks = 13 - 2;
+static const int64_t kKernelTicks = 14 - 2;
+static const int64_t kIoWait = 41 - 2;
 
 // Largest offset we are interested in, to check we get a well formed stat file.
-static const int64_t MAX_OFFSET = IO_WAIT;
+static const int64_t kMaxOffset = kIoWait;
 
 Status ParseStat(const std::string& buffer, std::string* name, ThreadStats* stats) {
   DCHECK(stats != nullptr);
@@ -80,19 +80,19 @@ Status ParseStat(const std::string& buffer, std::string* name, ThreadStats* stat
   string extracted_name = buffer.substr(open_paren + 1, close_paren - (open_paren + 1));
   string rest = buffer.substr(close_paren + 2);
   vector<string> splits = Split(rest, " ", strings::SkipEmpty());
-  if (splits.size() < MAX_OFFSET) {
+  if (splits.size() < kMaxOffset) {
     return Status::IOError("Unrecognised /proc format");
   }
 
   int64 tmp;
-  if (safe_strto64(splits[USER_TICKS], &tmp)) {
-    stats->user_ns = tmp * (1e9 / TICKS_PER_SEC);
+  if (safe_strto64(splits[kUserTicks], &tmp)) {
+    stats->user_ns = tmp * (1e9 / kTicksPerSec);
   }
-  if (safe_strto64(splits[KERNEL_TICKS], &tmp)) {
-    stats->kernel_ns = tmp * (1e9 / TICKS_PER_SEC);
+  if (safe_strto64(splits[kKernelTicks], &tmp)) {
+    stats->kernel_ns = tmp * (1e9 / kTicksPerSec);
   }
-  if (safe_strto64(splits[IO_WAIT], &tmp)) {
-    stats->iowait_ns = tmp * (1e9 / TICKS_PER_SEC);
+  if (safe_strto64(splits[kIoWait], &tmp)) {
+    stats->iowait_ns = tmp * (1e9 / kTicksPerSec);
   }
   if (name != nullptr) {
     *name = extracted_name;
@@ -103,7 +103,7 @@ Status ParseStat(const std::string& buffer, std::string* name, ThreadStats* stat
 
 Status GetThreadStats(int64_t tid, ThreadStats* stats) {
   DCHECK(stats != nullptr);
-  if (TICKS_PER_SEC <= 0) {
+  if (kTicksPerSec <= 0) {
     return Status::NotSupported("ThreadStats not supported");
   }
 

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/util/process_memory.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/util/process_memory.cc b/be/src/kudu/util/process_memory.cc
index 986e15a..59fab51 100644
--- a/be/src/kudu/util/process_memory.cc
+++ b/be/src/kudu/util/process_memory.cc
@@ -84,7 +84,7 @@ Atomic64 g_released_memory_since_gc;
 // A higher value will make us call into tcmalloc less often (and therefore more
 // efficient). A lower value will mean our memory overhead is lower.
 // TODO(todd): this is a stopgap.
-const int64_t GC_RELEASE_SIZE = 128 * 1024L * 1024L;
+const int64_t kGcReleaseSize = 128 * 1024L * 1024L;
 
 #endif // TCMALLOC_ENABLED
 
@@ -264,7 +264,7 @@ void MaybeGCAfterRelease(int64_t released_bytes) {
 #ifdef TCMALLOC_ENABLED
   int64_t now_released = base::subtle::NoBarrier_AtomicIncrement(
       &g_released_memory_since_gc, -released_bytes);
-  if (PREDICT_FALSE(now_released > GC_RELEASE_SIZE)) {
+  if (PREDICT_FALSE(now_released > kGcReleaseSize)) {
     base::subtle::NoBarrier_Store(&g_released_memory_since_gc, 0);
     GcTcmalloc();
   }

http://git-wip-us.apache.org/repos/asf/incubator-impala/blob/e71e359a/be/src/kudu/util/rle-test.cc
----------------------------------------------------------------------
diff --git a/be/src/kudu/util/rle-test.cc b/be/src/kudu/util/rle-test.cc
index 185fed5..874bd71 100644
--- a/be/src/kudu/util/rle-test.cc
+++ b/be/src/kudu/util/rle-test.cc
@@ -35,7 +35,7 @@ using std::vector;
 
 namespace kudu {
 
-const int MAX_WIDTH = 64;
+const int kMaxWidth = 64;
 
 class TestRle : public KuduTest {};
 
@@ -123,7 +123,7 @@ void TestBitArrayValues(int bit_width, int num_vals) {
 }
 
 TEST(BitArray, TestValues) {
-  for (int width = 1; width <= MAX_WIDTH; ++width) {
+  for (int width = 1; width <= kMaxWidth; ++width) {
     TestBitArrayValues(width, 1);
     TestBitArrayValues(width, 2);
     // Don't write too many values
@@ -225,7 +225,7 @@ TEST(Rle, SpecificSequences) {
     ValidateRle(values, width, expected_buffer, 4);
   }
 
-  for (int width = 9; width <= MAX_WIDTH; ++width) {
+  for (int width = 9; width <= kMaxWidth; ++width) {
     ValidateRle(values, width, nullptr, 2 * (1 + BitUtil::Ceil(width, 8)));
   }
 
@@ -243,7 +243,7 @@ TEST(Rle, SpecificSequences) {
 
   // num_groups and expected_buffer only valid for bit width = 1
   ValidateRle(values, 1, expected_buffer, 1 + num_groups);
-  for (int width = 2; width <= MAX_WIDTH; ++width) {
+  for (int width = 2; width <= kMaxWidth; ++width) {
     ValidateRle(values, width, nullptr, 1 + BitUtil::Ceil(width * 100, 8));
   }
 }
@@ -260,7 +260,7 @@ void TestRleValues(int bit_width, int num_vals, int value = -1) {
 }
 
 TEST(Rle, TestValues) {
-  for (int width = 1; width <= MAX_WIDTH; ++width) {
+  for (int width = 1; width <= kMaxWidth; ++width) {
     TestRleValues(width, 1);
     TestRleValues(width, 1024);
     TestRleValues(width, 1024, 0);
@@ -320,7 +320,7 @@ TEST_F(BitRle, RandomBools) {
       }
       parity = !parity;
     }
-    ValidateRle(values, (iters % MAX_WIDTH) + 1, nullptr, -1);
+    ValidateRle(values, (iters % kMaxWidth) + 1, nullptr, -1);
   }
 }