This is the mail archive of the
cygwin-patches
mailing list for the Cygwin project.
[PATCH v3 03/10] fhandler_proc.cc(format_proc_cpuinfo): fix AMD physical cores count
fix AMD physical cores count documented as core_info low byte + 1
---
winsup/cygwin/fhandler_proc.cc | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/winsup/cygwin/fhandler_proc.cc b/winsup/cygwin/fhandler_proc.cc
index 78518baf9..c94cde910 100644
--- a/winsup/cygwin/fhandler_proc.cc
+++ b/winsup/cygwin/fhandler_proc.cc
@@ -885,11 +885,10 @@ format_proc_cpuinfo (void *, char *&destbuf)
cpuid (&unused, &unused, &core_info, &unused, 0x80000008);
cpuid (&unused, &cus, &unused, &unused, 0x8000001e);
- siblings = (core_info & 0xff) + 1;
+ siblings = cpu_cores = (core_info & 0xff) + 1;
logical_bits = (core_info >> 12) & 0xf;
cus = ((cus >> 8) & 0x3) + 1;
ht_bits = mask_bits (cus);
- cpu_cores = siblings >> ht_bits;
}
else if (maxe >= 0x80000008)
{
--
2.21.0