2024-01-24 22:31:59

by Mario Limonciello

[permalink] [raw]
Subject: [PATCH] x86/CPU/AMD: Add more models to X86_FEATURE_ZEN5

Add parts from families 0x20, 0x40 and 0x70 to the synthetic feature
flag X86_FEATURE_ZEN5.

Signed-off-by: Mario Limonciello <[email protected]>
---
arch/x86/kernel/cpu/amd.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index 34e5c2cb8042..310fea1af124 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -573,6 +573,9 @@ static void bsp_init_amd(struct cpuinfo_x86 *c)
case 0x1a:
switch (c->x86_model) {
case 0x00 ... 0x0f:
+ case 0x20 ... 0x2f:
+ case 0x40 ... 0x4f:
+ case 0x70 ... 0x7f:
setup_force_cpu_cap(X86_FEATURE_ZEN5);
break;
default:
--
2.34.1



Subject: [tip: x86/urgent] x86/CPU/AMD: Add more models to X86_FEATURE_ZEN5

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

Commit-ID: b9328fd636bd50da89e792e135b234ba8e6fe59f
Gitweb: https://git.kernel.org/tip/b9328fd636bd50da89e792e135b234ba8e6fe59f
Author: Mario Limonciello <[email protected]>
AuthorDate: Wed, 24 Jan 2024 16:07:49 -06:00
Committer: Borislav Petkov (AMD) <[email protected]>
CommitterDate: Thu, 25 Jan 2024 12:26:21 +01:00

x86/CPU/AMD: Add more models to X86_FEATURE_ZEN5

Add model ranges starting at 0x20, 0x40 and 0x70 to the synthetic
feature flag X86_FEATURE_ZEN5.

Signed-off-by: Mario Limonciello <[email protected]>
Signed-off-by: Borislav Petkov (AMD) <[email protected]>
Link: https://lore.kernel.org/r/[email protected]
---
arch/x86/kernel/cpu/amd.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index bc49e3b..f3abca3 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -573,6 +573,9 @@ static void bsp_init_amd(struct cpuinfo_x86 *c)
case 0x1a:
switch (c->x86_model) {
case 0x00 ... 0x0f:
+ case 0x20 ... 0x2f:
+ case 0x40 ... 0x4f:
+ case 0x70 ... 0x7f:
setup_force_cpu_cap(X86_FEATURE_ZEN5);
break;
default: