Fix ClockCacheShard::Erase

Fix db_bench

Author: mm304321141

cache/clock_cache.cc

@@ -649,7 +649,7 @@ bool ClockCacheShard::Release(Cache::Handle* h, bool force_erase) {
 
 bool ClockCacheShard::Erase(const Slice& key, uint32_t hash) {
   CleanupContext context;
-  bool ret EraseAndConfirm(key, hash, &context);
+  bool ret = EraseAndConfirm(key, hash, &context);
   Cleanup(context);
   return ret;
 }

tools/db_bench_tool.cc

@@ -510,10 +510,6 @@ DEFINE_double(data_block_hash_table_util_ratio, 0.75,
 DEFINE_int64(compressed_cache_size, -1,
              "Number of bytes to use as a cache of compressed data.");
 
-DEFINE_int64(row_cache_size, 0,
-             "Number of bytes to use as a cache of individual rows"
-             " (0 = disabled).");
-
 DEFINE_int32(open_files, TERARKDB_NAMESPACE::Options().max_open_files,
              "Maximum number of files to keep open at the same time"
              " (use default if == 0)");
@@ -735,7 +731,6 @@ DEFINE_string(
     "that are related to RocksDB options will be ignored:\n"
     "\t--use_existing_db\n"
     "\t--statistics\n"
-    "\t--row_cache_size\n"
     "\t--row_cache_numshardbits\n"
     "\t--enable_io_prio\n"
     "\t--dump_malloc_stats\n"
@@ -3661,14 +3656,6 @@ class Benchmark {
             FLAGS_bloom_bits, FLAGS_use_block_based_filter));
       }
     }
-    if (FLAGS_row_cache_size) {
-      if (FLAGS_cache_numshardbits >= 1) {
-        options.row_cache =
-            NewLRUCache(FLAGS_row_cache_size, FLAGS_cache_numshardbits);
-      } else {
-        options.row_cache = NewLRUCache(FLAGS_row_cache_size);
-      }
-    }
     if (FLAGS_enable_io_prio) {
       FLAGS_env->LowerThreadPoolIOPriority(Env::LOW);
       FLAGS_env->LowerThreadPoolIOPriority(Env::HIGH);