[OpenMP] Re-use affinity raii class in worker spawning

Get rid of explicit mask alloc, getthreadaffinity, set temp affinity,
reset to old affinity, dealloc steps in favor of existing
kmp_affinity_raii_t to push/pop a temporary affinity.

Differential Revision: https://reviews.llvm.org/D154650

1 files changed, 0 insertions, 22 deletions

diff --git a/openmp/runtime/src/kmp_affinity.cpp b/openmp/runtime/src/kmp_affinity.cpp
index eead5bd..cbb80bf 100644
--- a/openmp/runtime/src/kmp_affinity.cpp
+++ b/openmp/runtime/src/kmp_affinity.cpp
@@ -1273,28 +1273,6 @@ bool kmp_topology_t::is_close(int hwt1, int hwt2, int hw_level) const {
 ////////////////////////////////////////////////////////////////////////////////
 
 #if KMP_AFFINITY_SUPPORTED
-class kmp_affinity_raii_t {
-  kmp_affin_mask_t *mask;
-  bool restored;
-
-public:
-  kmp_affinity_raii_t() : restored(false) {
-    KMP_CPU_ALLOC(mask);
-    KMP_ASSERT(mask != NULL);
-    __kmp_get_system_affinity(mask, TRUE);
-  }
-  void restore() {
-    __kmp_set_system_affinity(mask, TRUE);
-    KMP_CPU_FREE(mask);
-    restored = true;
-  }
-  ~kmp_affinity_raii_t() {
-    if (!restored) {
-      __kmp_set_system_affinity(mask, TRUE);
-      KMP_CPU_FREE(mask);
-    }
-  }
-};
 
 bool KMPAffinity::picked_api = false;