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Do not report reserved scratch cache as available

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Scratch cache reserved memory is only available for scratch memory use
so do not report this memory as available to the user via the
HSA_AMD_AGENT_INFO_MEMORY_AVAIL api.

Change-Id: I52f96e62536458bcaa52b9f4be5de856d5680dc4


[ROCm/ROCR-Runtime commit: 3477fbc661]
This commit is contained in:
David Yat Sin
2023-05-03 16:48:07 +00:00
parent e1ded285a9
commit 2d924e337d
2 changed files with 2 additions and 1 deletions
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projects/rocr-runtime/runtime/hsa-runtime/core/inc/scratch_cache.h
+1
View File
@@ -195,6 +195,7 @@ class ScratchCache {
}
size_t free_bytes() const { return available_bytes_; }
size_t reserved_bytes() const { return reserved_.first; }
void reserve(size_t bytes, void* base) {
assert(!reserved_.first && "Already reserved memory.");
projects/rocr-runtime/runtime/hsa-runtime/core/runtime/amd_gpu_agent.cpp
+1 -1
View File
@@ -1231,7 +1231,7 @@ hsa_status_t GpuAgent::GetInfo(hsa_agent_info_t attribute, void* value) const {
for (auto r : regions()) availableBytes += ((AMD::MemoryRegion*)r)->GetCacheSize();
availableBytes += scratch_cache_.free_bytes();
availableBytes += scratch_cache_.free_bytes() - scratch_cache_.reserved_bytes();
*((uint64_t*)value) = availableBytes;
break;