1 files changed, 0 insertions, 11 deletions
diff --git a/tools/perf/util/util.h b/tools/perf/util/util.h
index dc7a469921e9..9969b8b46f7c 100644
--- a/tools/perf/util/util.h
+++ b/tools/perf/util/util.h
@@ -17,7 +17,6 @@ void usage(const char *err) __noreturn;
 void die(const char *err, ...) __noreturn __printf(1, 2);
 
 struct dirent;
-struct nsinfo;
 struct strlist;
 
 int mkdir_p(char *path, mode_t mode);
@@ -25,19 +24,9 @@ int rm_rf(const char *path);
 int rm_rf_perf_data(const char *path);
 struct strlist *lsdir(const char *name, bool (*filter)(const char *, struct dirent *));
 bool lsdir_no_dot_filter(const char *name, struct dirent *d);
-int copyfile(const char *from, const char *to);
-int copyfile_mode(const char *from, const char *to, mode_t mode);
-int copyfile_ns(const char *from, const char *to, struct nsinfo *nsi);
-int copyfile_offset(int ifd, loff_t off_in, int ofd, loff_t off_out, u64 size);
-
-ssize_t readn(int fd, void *buf, size_t n);
-ssize_t writen(int fd, const void *buf, size_t n);
 
 size_t hex_width(u64 v);
 
-extern unsigned int page_size;
-int __pure cacheline_size(void);
-
 int sysctl__max_stack(void);
 
 int fetch_kernel_version(unsigned int *puint,