glibc/SOURCES/glibc-rh1817513-122.patch
2021-09-16 08:47:57 +00:00

21 lines
832 B
Diff

commit 2976082a385a7fb3d0294c6acf745b4f93e834ee
Author: H.J. Lu <hjl.tools@gmail.com>
Date: Thu Dec 3 15:02:44 2020 -0800
x86: Set RDRAND usable if CPU supports RDRAND
Set RDRAND usable if CPU supports RDRAND.
diff --git a/sysdeps/x86/cpu-features.c b/sysdeps/x86/cpu-features.c
index 4c9c15a44b618fed..805d00a43309fc23 100644
--- a/sysdeps/x86/cpu-features.c
+++ b/sysdeps/x86/cpu-features.c
@@ -85,6 +85,7 @@ update_usable (struct cpu_features *cpu_features)
CPU_FEATURE_SET_USABLE (cpu_features, WAITPKG);
CPU_FEATURE_SET_USABLE (cpu_features, GFNI);
CPU_FEATURE_SET_USABLE (cpu_features, RDPID);
+ CPU_FEATURE_SET_USABLE (cpu_features, RDRAND);
CPU_FEATURE_SET_USABLE (cpu_features, CLDEMOTE);
CPU_FEATURE_SET_USABLE (cpu_features, MOVDIRI);
CPU_FEATURE_SET_USABLE (cpu_features, MOVDIR64B);