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-rw-r--r--include/linux/kallsyms.h24
1 files changed, 14 insertions, 10 deletions
diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 82de2fb62cb7..00c1801099fa 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -83,16 +83,6 @@ __attribute__((format(printf,1,2)));
83static inline void __check_printsym_format(const char *fmt, ...) 83static inline void __check_printsym_format(const char *fmt, ...)
84{ 84{
85} 85}
86/* ia64 and ppc64 use function descriptors, which contain the real address */
87#if defined(CONFIG_IA64) || defined(CONFIG_PPC64)
88#define print_fn_descriptor_symbol(fmt, addr) \
89do { \
90 unsigned long *__faddr = (unsigned long*) addr; \
91 print_symbol(fmt, __faddr[0]); \
92} while (0)
93#else
94#define print_fn_descriptor_symbol(fmt, addr) print_symbol(fmt, addr)
95#endif
96 86
97static inline void print_symbol(const char *fmt, unsigned long addr) 87static inline void print_symbol(const char *fmt, unsigned long addr)
98{ 88{
@@ -101,6 +91,20 @@ static inline void print_symbol(const char *fmt, unsigned long addr)
101 __builtin_extract_return_addr((void *)addr)); 91 __builtin_extract_return_addr((void *)addr));
102} 92}
103 93
94/*
95 * Pretty-print a function pointer.
96 *
97 * ia64 and ppc64 function pointers are really function descriptors,
98 * which contain a pointer the real address.
99 */
100static inline void print_fn_descriptor_symbol(const char *fmt, void *addr)
101{
102#if defined(CONFIG_IA64) || defined(CONFIG_PPC64)
103 addr = *(void **)addr;
104#endif
105 print_symbol(fmt, (unsigned long)addr);
106}
107
104#ifndef CONFIG_64BIT 108#ifndef CONFIG_64BIT
105#define print_ip_sym(ip) \ 109#define print_ip_sym(ip) \
106do { \ 110do { \