[tip:x86/cpu] x86/alternative: Init ideal_nops for Hygon Dhyana

[tip-bot for Pu Wen <tipbot@xxxxxxxxx>]

Commit-ID:  c3fecca457c1aa1c1a2f81bfe68393af244a263e
Gitweb:     https://git.kernel.org/tip/c3fecca457c1aa1c1a2f81bfe68393af244a263e
Author:     Pu Wen <puwen@xxxxxxxx>
AuthorDate: Sun, 23 Sep 2018 17:35:01 +0800
Committer:  Borislav Petkov <bp@xxxxxxx>
CommitDate: Thu, 27 Sep 2018 18:28:58 +0200

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@xxxxxxxx>
Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Reviewed-by: Borislav Petkov <bp@xxxxxxx>
Cc: tglx@xxxxxxxxxxxxx
Cc: mingo@xxxxxxxxxx
Cc: hpa@xxxxxxxxx
Cc: x86@xxxxxxxxxx
Cc: thomas.lendacky@xxxxxxx
Link: https://lkml.kernel.org/r/79e76c3173716984fe5fdd4a8e2c798bf4193205.1537533369.git.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 b9d5e7c9ef43..184e9a06b0ff 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;