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merge from dev

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This commit is contained in:
Daan Leijen 2021-06-17 20:05:40 -07:00
commit b3b0fb5832
3 changed files with 32 additions and 10 deletions
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20
src/os.c
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@ -1214,17 +1214,23 @@ static size_t mi_os_numa_node_countx(void) {
}
#endif
size_t _mi_numa_node_count = 0; // cache the node count
_Atomic(size_t) _mi_numa_node_count; // = 0 // cache the node count
size_t _mi_os_numa_node_count_get(void) {
if (mi_unlikely(_mi_numa_node_count <= 0)) {
size_t count = mi_atomic_load_acquire(&_mi_numa_node_count);
if (count <= 0) {
long ncount = mi_option_get(mi_option_use_numa_nodes); // given explicitly?
if (ncount <= 0) ncount = (long)mi_os_numa_node_countx(); // or detect dynamically
_mi_numa_node_count = (size_t)(ncount <= 0 ? 1 : ncount);
_mi_verbose_message("using %zd numa regions\n", _mi_numa_node_count);
if (ncount > 0) {
count = (size_t)ncount;
}
else {
count = mi_os_numa_node_countx(); // or detect dynamically
if (count == 0) count = 1;
}
mi_atomic_store_release(&_mi_numa_node_count, count); // save it
_mi_verbose_message("using %zd numa regions\n", count);
}
mi_assert_internal(_mi_numa_node_count >= 1);
return _mi_numa_node_count;
return count;
}
int _mi_os_numa_node_get(mi_os_tld_t* tld) {