linux-kernel - [tip: x86/cpu] x86/microcode/intel: Switch to new Intel CPU model defines

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Date: Fri, 26 Apr 2024 18:12:11 -0000
From: "tip-bot2 for Tony Luck" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Tony Luck <tony.luck@...el.com>, Dave Hansen <dave.hansen@...ux.intel.com>,
 x86@...nel.org, linux-kernel@...r.kernel.org
Subject:
 [tip: x86/cpu] x86/microcode/intel: Switch to new Intel CPU model defines

The following commit has been merged into the x86/cpu branch of tip:

Commit-ID:     173e856a55d095a9ef566f28ac95d0d2255a7073
Gitweb:        https://git.kernel.org/tip/173e856a55d095a9ef566f28ac95d0d2255a7073
Author:        Tony Luck <tony.luck@...el.com>
AuthorDate:    Wed, 24 Apr 2024 11:15:13 -07:00
Committer:     Dave Hansen <dave.hansen@...ux.intel.com>
CommitterDate: Fri, 26 Apr 2024 08:49:24 -07:00

x86/microcode/intel: Switch to new Intel CPU model defines

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

Signed-off-by: Tony Luck <tony.luck@...el.com>
Signed-off-by: Dave Hansen <dave.hansen@...ux.intel.com>
Link: https://lore.kernel.org/all/20240424181513.41829-1-tony.luck%40intel.com
---
 arch/x86/kernel/cpu/microcode/intel.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/arch/x86/kernel/cpu/microcode/intel.c b/arch/x86/kernel/cpu/microcode/intel.c
index 5f04144..815fa67 100644
--- a/arch/x86/kernel/cpu/microcode/intel.c
+++ b/arch/x86/kernel/cpu/microcode/intel.c
@@ -21,7 +21,7 @@
 #include <linux/uio.h>
 #include <linux/mm.h>
 
-#include <asm/intel-family.h>
+#include <asm/cpu_device_id.h>
 #include <asm/processor.h>
 #include <asm/tlbflush.h>
 #include <asm/setup.h>
@@ -577,8 +577,7 @@ 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) {