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authorIan Rogers <irogers@google.com>2025-11-09 17:31:48 -0800
committerNamhyung Kim <namhyung@kernel.org>2025-11-13 23:03:11 -0800
commit8933c624d9c793eed8fa778add30fa50fd8ef4d7 (patch)
tree0b800a277bf86775f7e142894af3e9b5d8825e42
parentfc9c17b2235256445b28b06b6dba1709f870b3c4 (diff)
perf intel-pt: Use the perf provided "cpuid.h"
Rather than having a feature test and include of <cpuid.h> for the __get_cpuid function, use the cpuid function provided by tools/perf/arch/x86/util/cpuid.h. Signed-off-by: Ian Rogers <irogers@google.com> Reviewed-by: James Clark <james.clark@linaro.org> Signed-off-by: Namhyung Kim <namhyung@kernel.org>
-rw-r--r--tools/perf/arch/x86/tests/intel-pt-test.c6
-rw-r--r--tools/perf/arch/x86/util/intel-pt.c4
2 files changed, 5 insertions, 5 deletions
diff --git a/tools/perf/arch/x86/tests/intel-pt-test.c b/tools/perf/arch/x86/tests/intel-pt-test.c
index b217ed67cd4e..970997759ec2 100644
--- a/tools/perf/arch/x86/tests/intel-pt-test.c
+++ b/tools/perf/arch/x86/tests/intel-pt-test.c
@@ -3,7 +3,6 @@
#include <linux/compiler.h>
#include <linux/bits.h>
#include <string.h>
-#include <cpuid.h>
#include <sched.h>
#include "intel-pt-decoder/intel-pt-pkt-decoder.h"
@@ -11,6 +10,7 @@
#include "debug.h"
#include "tests/tests.h"
#include "arch-tests.h"
+#include "../util/cpuid.h"
#include "cpumap.h"
/**
@@ -363,7 +363,7 @@ static int get_pt_caps(int cpu, struct pt_caps *caps)
memset(caps, 0, sizeof(*caps));
for (i = 0; i < INTEL_PT_SUBLEAF_CNT; i++) {
- __get_cpuid_count(20, i, &r.eax, &r.ebx, &r.ecx, &r.edx);
+ cpuid(20, i, &r.eax, &r.ebx, &r.ecx, &r.edx);
pr_debug("CPU %d CPUID leaf 20 subleaf %d\n", cpu, i);
pr_debug("eax = 0x%08x\n", r.eax);
pr_debug("ebx = 0x%08x\n", r.ebx);
@@ -380,7 +380,7 @@ static bool is_hybrid(void)
unsigned int eax, ebx, ecx, edx = 0;
bool result;
- __get_cpuid_count(7, 0, &eax, &ebx, &ecx, &edx);
+ cpuid(7, 0, &eax, &ebx, &ecx, &edx);
result = edx & BIT(15);
pr_debug("Is %shybrid : CPUID leaf 7 subleaf 0 edx %#x (bit-15 indicates hybrid)\n",
result ? "" : "not ", edx);
diff --git a/tools/perf/arch/x86/util/intel-pt.c b/tools/perf/arch/x86/util/intel-pt.c
index 2d7c0dec86b0..b394ad9cc635 100644
--- a/tools/perf/arch/x86/util/intel-pt.c
+++ b/tools/perf/arch/x86/util/intel-pt.c
@@ -12,7 +12,6 @@
#include <linux/log2.h>
#include <linux/zalloc.h>
#include <linux/err.h>
-#include <cpuid.h>
#include "../../../util/session.h"
#include "../../../util/event.h"
@@ -34,6 +33,7 @@
#include <internal/lib.h> // page_size
#include "../../../util/intel-pt.h"
#include <api/fs/fs.h>
+#include "cpuid.h"
#define KiB(x) ((x) * 1024)
#define MiB(x) ((x) * 1024 * 1024)
@@ -311,7 +311,7 @@ static void intel_pt_tsc_ctc_ratio(u32 *n, u32 *d)
{
unsigned int eax = 0, ebx = 0, ecx = 0, edx = 0;
- __get_cpuid(0x15, &eax, &ebx, &ecx, &edx);
+ cpuid(0x15, 0, &eax, &ebx, &ecx, &edx);
*n = ebx;
*d = eax;
}