diff options
| -rw-r--r-- | src/runtime/os_linux.go | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/runtime/os_linux.go b/src/runtime/os_linux.go index 213b951a6b..a6efc0e3d1 100644 --- a/src/runtime/os_linux.go +++ b/src/runtime/os_linux.go @@ -91,6 +91,9 @@ func getproccount() int32 { const maxCPUs = 64 * 1024 var buf [maxCPUs / (sys.PtrSize * 8)]uintptr r := sched_getaffinity(0, unsafe.Sizeof(buf), &buf[0]) + if r < 0 { + return 1 + } n := int32(0) for _, v := range buf[:r/sys.PtrSize] { for v != 0 { |