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8165153: Crash in rebuild_cpu_to_node_map

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Use processor_count(), not active_processor_count() to determine physical number of CPUs

Reviewed-by: rehn, cjplummer
This commit is contained in:
David Holmes 2016-09-07 16:43:32 -04:00
parent a900715bbf
commit 1a8f8e22f1
1 changed files with 1 additions and 1 deletions
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2
hotspot/src/os/linux/vm/os_linux.cpp
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@ -2875,7 +2875,7 @@ void os::Linux::rebuild_cpu_to_node_map() {
// in the library.
const size_t BitsPerCLong = sizeof(long) * CHAR_BIT;
size_t cpu_num = os::active_processor_count();
size_t cpu_num = processor_count();
size_t cpu_map_size = NCPUS / BitsPerCLong;
size_t cpu_map_valid_size =
MIN2((cpu_num + BitsPerCLong - 1) / BitsPerCLong, cpu_map_size);