x86/alternative: Init ideal_nops for Hygon Dhyana

The ideal_nops for Hygon Dhyana CPU should be p6_nops.

Signed-off-by: Pu Wen <puwen@hygon.cn>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Borislav Petkov <bp@suse.de>
Cc: tglx@linutronix.de
Cc: mingo@redhat.com
Cc: hpa@zytor.com
Cc: x86@kernel.org
Cc: thomas.lendacky@amd.com
Link: https://lkml.kernel.org/r/79e76c3173716984fe5fdd4a8e2c798bf4193205.1537533369.git.puwen@hygon.cn

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index b9d5e7c9ef43e66c0b8d19fc0346be1779fa78d4..184e9a06b0ff2a5f28aeaf1b67b32c24bc738e71 100644 (file)
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -222,6 +222,10 @@ void __init arch_init_ideal_nops(void)
                }
                break;
 
+       case X86_VENDOR_HYGON:
+               ideal_nops = p6_nops;
+               return;
+
        case X86_VENDOR_AMD:
                if (boot_cpu_data.x86 > 0xf) {
                        ideal_nops = p6_nops;