linux-kernel - [tip: x86/urgent] x86/split_lock: Update to use X86_MATCH_INTEL_FAM6

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Date:   Fri, 17 Apr 2020 10:20:14 -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>,
        Thomas Gleixner <tglx@...utronix.de>, x86 <x86@...nel.org>,
        LKML <linux-kernel@...r.kernel.org>
Subject: [tip: x86/urgent] x86/split_lock: Update to use X86_MATCH_INTEL_FAM6_MODEL()

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

Commit-ID:     3ab0762d1edfda6ccbc08f636acab42c103c299f
Gitweb:        https://git.kernel.org/tip/3ab0762d1edfda6ccbc08f636acab42c103c299f
Author:        Tony Luck <tony.luck@...el.com>
AuthorDate:    Thu, 16 Apr 2020 13:57:52 -07:00
Committer:     Thomas Gleixner <tglx@...utronix.de>
CommitterDate: Fri, 17 Apr 2020 12:14:12 +02:00

x86/split_lock: Update to use X86_MATCH_INTEL_FAM6_MODEL()

The SPLIT_LOCK_CPU() macro escaped the tree-wide sweep for old-style
initialization. Update to use X86_MATCH_INTEL_FAM6_MODEL().

Fixes: 6650cdd9a8cc ("x86/split_lock: Enable split lock detection by kernel")
Signed-off-by: Tony Luck <tony.luck@...el.com>
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Link: https://lkml.kernel.org/r/20200416205754.21177-2-tony.luck@intel.com

---
 arch/x86/kernel/cpu/intel.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/arch/x86/kernel/cpu/intel.c b/arch/x86/kernel/cpu/intel.c
index bf08d45..ec0d8c7 100644
--- a/arch/x86/kernel/cpu/intel.c
+++ b/arch/x86/kernel/cpu/intel.c
@@ -1119,8 +1119,6 @@ void switch_to_sld(unsigned long tifn)
 	sld_update_msr(!(tifn & _TIF_SLD));
 }
 
-#define SPLIT_LOCK_CPU(model) {X86_VENDOR_INTEL, 6, model, X86_FEATURE_ANY}
-
 /*
  * The following processors have the split lock detection feature. But
  * since they don't have the IA32_CORE_CAPABILITIES MSR, the feature cannot
@@ -1128,8 +1126,8 @@ void switch_to_sld(unsigned long tifn)
  * processors.
  */
 static const struct x86_cpu_id split_lock_cpu_ids[] __initconst = {
-	SPLIT_LOCK_CPU(INTEL_FAM6_ICELAKE_X),
-	SPLIT_LOCK_CPU(INTEL_FAM6_ICELAKE_L),
+	X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X,		0),
+	X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_L,		0),
 	{}
 };