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Diffstat (limited to 'tools/include/linux/kallsyms.h')
-rw-r--r--tools/include/linux/kallsyms.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/tools/include/linux/kallsyms.h b/tools/include/linux/kallsyms.h
index 89ca6fe257cc..f61a01dd7eb7 100644
--- a/tools/include/linux/kallsyms.h
+++ b/tools/include/linux/kallsyms.h
@@ -6,7 +6,7 @@
#include <stdio.h>
#include <unistd.h>
-#define KSYM_NAME_LEN 128
+#define KSYM_NAME_LEN 512
struct module;
@@ -18,9 +18,10 @@ static inline const char *kallsyms_lookup(unsigned long addr,
return NULL;
}
+#ifdef HAVE_BACKTRACE_SUPPORT
#include <execinfo.h>
#include <stdlib.h>
-static inline void print_ip_sym(unsigned long ip)
+static inline void print_ip_sym(const char *loglvl, unsigned long ip)
{
char **name;
@@ -30,5 +31,8 @@ static inline void print_ip_sym(unsigned long ip)
free(name);
}
+#else
+static inline void print_ip_sym(const char *loglvl, unsigned long ip) {}
+#endif
#endif