1 files changed, 4 insertions, 84 deletions
diff --git a/tools/perf/perf-sys.h b/tools/perf/perf-sys.h
index e4b717e9eb6c..7a2264e1e4e1 100644
--- a/tools/perf/perf-sys.h
+++ b/tools/perf/perf-sys.h
@@ -1,101 +1,21 @@
+/* SPDX-License-Identifier: GPL-2.0 */
 #ifndef _PERF_SYS_H
 #define _PERF_SYS_H
 
 #include <unistd.h>
 #include <sys/types.h>
 #include <sys/syscall.h>
-#include <linux/types.h>
 #include <linux/compiler.h>
-#include <linux/perf_event.h>
-#include <asm/barrier.h>
 
-#if defined(__i386__)
-#define cpu_relax()	asm volatile("rep; nop" ::: "memory");
-#define CPUINFO_PROC	{"model name"}
-#endif
-
-#if defined(__x86_64__)
-#define cpu_relax()	asm volatile("rep; nop" ::: "memory");
-#define CPUINFO_PROC	{"model name"}
-#endif
-
-#ifdef __powerpc__
-#define CPUINFO_PROC	{"cpu"}
-#endif
-
-#ifdef __s390__
-#define CPUINFO_PROC	{"vendor_id"}
-#endif
-
-#ifdef __sh__
-#define CPUINFO_PROC	{"cpu type"}
-#endif
-
-#ifdef __hppa__
-#define CPUINFO_PROC	{"cpu"}
-#endif
-
-#ifdef __sparc__
-#define CPUINFO_PROC	{"cpu"}
-#endif
-
-#ifdef __alpha__
-#define CPUINFO_PROC	{"cpu model"}
-#endif
-
-#ifdef __ia64__
-#define cpu_relax()	asm volatile ("hint @pause" ::: "memory")
-#define CPUINFO_PROC	{"model name"}
-#endif
-
-#ifdef __arm__
-#define CPUINFO_PROC	{"model name", "Processor"}
-#endif
-
-#ifdef __aarch64__
-#define cpu_relax()	asm volatile("yield" ::: "memory")
-#endif
-
-#ifdef __mips__
-#define CPUINFO_PROC	{"cpu model"}
-#endif
-
-#ifdef __arc__
-#define CPUINFO_PROC	{"Processor"}
-#endif
-
-#ifdef __metag__
-#define CPUINFO_PROC	{"CPU"}
-#endif
-
-#ifdef __xtensa__
-#define CPUINFO_PROC	{"core ID"}
-#endif
-
-#ifdef __tile__
-#define cpu_relax()	asm volatile ("mfspr zero, PASS" ::: "memory")
-#define CPUINFO_PROC    {"model name"}
-#endif
-
-#ifndef cpu_relax
-#define cpu_relax() barrier()
-#endif
+struct perf_event_attr;
 
 static inline int
 sys_perf_event_open(struct perf_event_attr *attr,
 		      pid_t pid, int cpu, int group_fd,
 		      unsigned long flags)
 {
-	int fd;
-
-	fd = syscall(__NR_perf_event_open, attr, pid, cpu,
-		     group_fd, flags);
-
-#ifdef HAVE_ATTR_TEST
-	if (unlikely(test_attr__enabled))
-		test_attr__open(attr, pid, cpu, fd, group_fd, flags);
-#endif
-	return fd;
+	return syscall(__NR_perf_event_open, attr, pid, cpu,
+		       group_fd, flags);
 }
 
 #endif /* _PERF_SYS_H */