[PATCH v3 26/74] x86/cpu/vfm: Update arch/x86/kernel/cpu/resctrl/pseudo_lock.c

From: Tony Luck
Date: Tue Apr 16 2024 - 17:25:03 EST


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

Signed-off-by: Tony Luck <tony.luck@xxxxxxxxx>
---
arch/x86/kernel/cpu/resctrl/pseudo_lock.c | 21 +++++++++++----------
1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c
index 884b88e25141..a068f0c3bc20 100644
--- a/arch/x86/kernel/cpu/resctrl/pseudo_lock.c
+++ b/arch/x86/kernel/cpu/resctrl/pseudo_lock.c
@@ -23,6 +23,7 @@
#include <linux/uaccess.h>

#include <asm/cacheflush.h>
+#include <asm/cpu_device_id.h>
#include <asm/intel-family.h>
#include <asm/resctrl.h>
#include <asm/perf_event.h>
@@ -88,8 +89,8 @@ static u64 get_prefetch_disable_bits(void)
boot_cpu_data.x86 != 6)
return 0;

- switch (boot_cpu_data.x86_model) {
- case INTEL_FAM6_BROADWELL_X:
+ switch (boot_cpu_data.x86_vfm) {
+ case INTEL_BROADWELL_X:
/*
* SDM defines bits of MSR_MISC_FEATURE_CONTROL register
* as:
@@ -100,8 +101,8 @@ static u64 get_prefetch_disable_bits(void)
* 63:4 Reserved
*/
return 0xF;
- case INTEL_FAM6_ATOM_GOLDMONT:
- case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
+ case INTEL_ATOM_GOLDMONT:
+ case INTEL_ATOM_GOLDMONT_PLUS:
/*
* SDM defines bits of MSR_MISC_FEATURE_CONTROL register
* as:
@@ -1084,9 +1085,9 @@ static int measure_l2_residency(void *_plr)
* L2_HIT 02H
* L2_MISS 10H
*/
- switch (boot_cpu_data.x86_model) {
- case INTEL_FAM6_ATOM_GOLDMONT:
- case INTEL_FAM6_ATOM_GOLDMONT_PLUS:
+ switch (boot_cpu_data.x86_vfm) {
+ case INTEL_ATOM_GOLDMONT:
+ case INTEL_ATOM_GOLDMONT_PLUS:
perf_miss_attr.config = X86_CONFIG(.event = 0xd1,
.umask = 0x10);
perf_hit_attr.config = X86_CONFIG(.event = 0xd1,
@@ -1123,8 +1124,8 @@ static int measure_l3_residency(void *_plr)
* MISS 41H
*/

- switch (boot_cpu_data.x86_model) {
- case INTEL_FAM6_BROADWELL_X:
+ switch (boot_cpu_data.x86_vfm) {
+ case INTEL_BROADWELL_X:
/* On BDW the hit event counts references, not hits */
perf_hit_attr.config = X86_CONFIG(.event = 0x2e,
.umask = 0x4f);
@@ -1142,7 +1143,7 @@ static int measure_l3_residency(void *_plr)
*/

counts.miss_after -= counts.miss_before;
- if (boot_cpu_data.x86_model == INTEL_FAM6_BROADWELL_X) {
+ if (boot_cpu_data.x86_vfm == INTEL_BROADWELL_X) {
/*
* On BDW references and misses are counted, need to adjust.
* Sometimes the "hits" counter is a bit more than the
--
2.44.0