Enforce uncached memory on AllocatePCIeRW request

Change-Id: Ib5a624ab979220d50205448ef37b4550672fb97d [ROCm/ROCR-Runtime commit: ed0a1be2c3]
2023-01-11 11:59:46 -05:00
parent 829d6536f8
commit 36da397f96
1 changed files with 1 additions and 0 deletions
@@ -190,6 +190,7 @@ hsa_status_t MemoryRegion::AllocateImpl(size_t& size, AllocateFlags alloc_flags,

  // Allocate pseudo fine grain memory
  kmt_alloc_flags.ui32.CoarseGrain = (alloc_flags & AllocatePCIeRW ? 0 : kmt_alloc_flags.ui32.CoarseGrain);
+  kmt_alloc_flags.ui32.Uncached  = (alloc_flags & AllocatePCIeRW ? 1 : kmt_alloc_flags.ui32.Uncached);

  // Only allow using the suballocator for ordinary VRAM.
  if (IsLocalMemory()) {