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kern: add new checks to SetThreadPriority/CoreMask

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This commit is contained in:
Michael Scire
2021-04-07 01:11:17 -07:00
committed by SciresM
parent 2fb258ca7e
commit 1b2cf173b3
2 changed files with 20 additions and 12 deletions
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10
libraries/libmesosphere/source/kern_k_thread.cpp
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@@ -599,14 +599,16 @@ namespace ams::kern {
KScopedSchedulerLock sl;
MESOSPHERE_ASSERT(m_num_core_migration_disables >= 0);
/* If the core id is no-update magic, preserve the ideal core id. */
if (core_id == ams::svc::IdealCoreNoUpdate) {
/* If we're updating, set our ideal virtual core. */
if (core_id != ams::svc::IdealCoreNoUpdate) {
m_virtual_ideal_core_id = core_id;
} else {
/* Preserve our ideal core id. */
core_id = m_virtual_ideal_core_id;
R_UNLESS(((1ul << core_id) & v_affinity_mask) != 0, svc::ResultInvalidCombination());
}
/* Set the virtual core/affinity mask. */
m_virtual_ideal_core_id = core_id;
/* Set our affinity mask. */
m_virtual_affinity_mask = v_affinity_mask;
/* Translate the virtual core to a physical core. */