The ideal_nops for Dhyana processors should be p6_nops. Signed-off-by: Pu Wen <puwen@xxxxxxxx> --- arch/x86/kernel/alternative.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index a481763..8f4925b 100644 --- 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; -- 2.7.4