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kern: improve resource region size definitions/calculations

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Michael Scire 2020-08-17 16:45:41 -07:00 • committed by SciresM
parent 79201428b0
commit 1a262c1063
7 changed files with 52 additions and 47 deletions
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13
libraries/libmesosphere/source/kern_k_memory_layout.cpp
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@ -168,6 +168,19 @@ namespace ams::kern {
}
}
size_t KMemoryLayout::GetResourceRegionSizeForInit() {
/* Calculate resource region size based on whether we allow extra threads. */
const bool use_extra_resources = KSystemControl::Init::ShouldIncreaseThreadResourceLimit();
size_t resource_region_size = KernelResourceSize + (use_extra_resources ? KernelSlabHeapAdditionalSize : 0);
/* 10.0.0 reduced the slab heap gaps by 64K. */
if (kern::GetTargetFirmware() < ams::TargetFirmware_10_0_0) {
resource_region_size += (KernelSlabHeapGapsSizeDeprecated - KernelSlabHeapGapsSize);
}
return resource_region_size;
}
namespace init {
namespace {