linux-kernel - [PATCH v3 24/74] x86/cpu/vfm: Update arch/x86/kernel/cpu/microcode/intel.c

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Date: Tue, 16 Apr 2024 14:19:26 -0700
From: Tony Luck <tony.luck@...el.com>
To: Borislav Petkov <bp@...en8.de>
Cc: x86@...nel.org,
	linux-kernel@...r.kernel.org,
	patches@...ts.linux.dev,
	Tony Luck <tony.luck@...el.com>
Subject: [PATCH v3 24/74] x86/cpu/vfm: Update arch/x86/kernel/cpu/microcode/intel.c

New CPU #defines encode vendor and family as well as model.

Signed-off-by: Tony Luck <tony.luck@...el.com>
---
 arch/x86/kernel/cpu/microcode/intel.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index 5f0414452b67..64809f3271b0 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -21,6 +21,7 @@
 #include <linux/uio.h>
 #include <linux/mm.h>
 
+#include <asm/cpu_device_id.h>
 #include <asm/intel-family.h>
 #include <asm/processor.h>
 #include <asm/tlbflush.h>
@@ -577,8 +578,7 @@ static bool is_blacklisted(unsigned int cpu)
 	 * This behavior is documented in item BDF90, #334165 (Intel Xeon
 	 * Processor E7-8800/4800 v4 Product Family).
 	 */
-	if (c->x86 == 6 &&
-	    c->x86_model == INTEL_FAM6_BROADWELL_X &&
+	if (c->x86_vfm == INTEL_BROADWELL_X &&
 	    c->x86_stepping == 0x01 &&
 	    llc_size_per_core > 2621440 &&
 	    c->microcode < 0x0b000021) {
-- 
2.44.0