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Merge pull request #3671 from SChernykh/dev

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Hwloc: fixed detection of L2 cache size for some complex NUMA topologies
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xmrig 2025-06-17 18:52:43 +07:00 • committed by GitHub
commit 48faf0a11b
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1 changed files with 14 additions and 3 deletions
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17
src/backend/cpu/platform/HwlocCpuInfo.cpp
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@ -311,10 +311,9 @@ void xmrig::HwlocCpuInfo::processTopLevelCache(hwloc_obj_t cache, const Algorith
uint32_t intensity = algorithm.maxIntensity() == 1 ? 0 : 1;
if (cache->attr->cache.depth == 3) {
for (size_t i = 0; i < cache->arity; ++i) {
hwloc_obj_t l2 = cache->children[i];
auto process_L2 = [&L2, &L2_associativity, L3_exclusive, this, &extra, scratchpad](hwloc_obj_t l2) {
if (!hwloc_obj_type_is_cache(l2->type) || l2->attr == nullptr) {
continue;
return;
}
L2 += l2->attr->cache.size;
@ -329,6 +328,18 @@ void xmrig::HwlocCpuInfo::processTopLevelCache(hwloc_obj_t cache, const Algorith
extra += scratchpad;
}
}
};
for (size_t i = 0; i < cache->arity; ++i) {
hwloc_obj_t ch = cache->children[i];
if (ch->type == HWLOC_OBJ_GROUP) {
for (size_t j = 0; j < ch->arity; ++j) {
process_L2(ch->children[j]);
}
}
else {
process_L2(ch);
}
}
}