xe: jit: conv_v2: preallocate memory for vector filled via loop

atkassen · atkassen · commit c95d66891c7f · 2025-03-19T15:18:04.000-07:00
diff --git a/src/gpu/intel/jit/v2/conv/planner/search.cpp b/src/gpu/intel/jit/v2/conv/planner/search.cpp
@@ -447,6 +447,7 @@ class kernel_search_manager_t {
             }
         }
         std::vector<search_kernel_desc_group_t> ret;
+        ret.reserve(desc_groups.size());
         for (auto &kv : desc_groups) {
             ret.push_back(kv.second);
         }

Original file line number	Diff line number	Diff line change
`@@ -447,6 +447,7 @@ class kernel_search_manager_t {`
`447`	`447`	`}`
`448`	`448`	`}`
`449`	`449`	`std::vector<search_kernel_desc_group_t> ret;`
	`450`	`+ ret.reserve(desc_groups.size());`
`450`	`451`	`for (auto &kv : desc_groups) {`
`451`	`452`	`ret.push_back(kv.second);`
`452`	`453`	`}`