Exclude infrequent allocation hint from hugepage configuration.

PiperOrigin-RevId: 817212220
Change-Id: Ifcc454a8f7f5049430eed9b3de45a7c3adf73c64

Author: v-gogte

tcmalloc/internal/system_allocator.h

@@ -365,10 +365,10 @@ std::pair<void*, size_t> SystemAllocator<Topology>::MmapRegion::Alloc(
   // For cold regions (kInfrequentAccess) and sampled regions
   // (kInfrequentAllocation), we want as granular of access telemetry as
   // possible; this hint means we can get 4kiB granularity instead of 2MiB.
-  if (((hint_ == AddressRegionFactory::UsageHint::kInfrequentAccess ||
-        hint_ == AddressRegionFactory::UsageHint::kInfrequentAllocation) &&
+  if ((hint_ == AddressRegionFactory::UsageHint::kInfrequentAccess &&
        !IsExperimentActive(
            Experiment::TEST_ONLY_TCMALLOC_MADV_COLD_HUGEPAGE)) ||
+      hint_ == AddressRegionFactory::UsageHint::kInfrequentAllocation ||
       system_allocator_internal::preferential_collapse()) {
     // This is only advisory, so ignore the error.
     ErrnoRestorer errno_restorer;