X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fkallsyms.h;h=00c1801099fa0de4024690c6c415fe0b58724bc5;hb=4fc338e38f08f0a91e35ab386abae48eb033dbb2;hp=12178d2c882be4461714df1c9147c5ae0852d4cc;hpb=a9deecba19b8f384d97f82c75379da48bccb2588;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 12178d2c882..00c1801099f 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -5,10 +5,12 @@
 #ifndef _LINUX_KALLSYMS_H
 #define _LINUX_KALLSYMS_H
 
+#include <linux/errno.h>
+#include <linux/stddef.h>
 
-#define KSYM_NAME_LEN 127
-#define KSYM_SYMBOL_LEN (sizeof("%s+%#lx/%#lx [%s]") + KSYM_NAME_LEN +	\
-			 2*(BITS_PER_LONG*3/10) + MODULE_NAME_LEN + 1)
+#define KSYM_NAME_LEN 128
+#define KSYM_SYMBOL_LEN (sizeof("%s+%#lx/%#lx [%s]") + (KSYM_NAME_LEN - 1) + \
+			 2*(BITS_PER_LONG*3/10) + (MODULE_NAME_LEN - 1) + 1)
 
 #ifdef CONFIG_KALLSYMS
 /* Lookup the address for a symbol. Returns 0 if not found. */
@@ -81,16 +83,6 @@ __attribute__((format(printf,1,2)));
 static inline void __check_printsym_format(const char *fmt, ...)
 {
 }
-/* ia64 and ppc64 use function descriptors, which contain the real address */
-#if defined(CONFIG_IA64) || defined(CONFIG_PPC64)
-#define print_fn_descriptor_symbol(fmt, addr)		\
-do {						\
-	unsigned long *__faddr = (unsigned long*) addr;		\
-	print_symbol(fmt, __faddr[0]);		\
-} while (0)
-#else
-#define print_fn_descriptor_symbol(fmt, addr) print_symbol(fmt, addr)
-#endif
 
 static inline void print_symbol(const char *fmt, unsigned long addr)
 {
@@ -99,6 +91,20 @@ static inline void print_symbol(const char *fmt, unsigned long addr)
 		       __builtin_extract_return_addr((void *)addr));
 }
 
+/*
+ * Pretty-print a function pointer.
+ *
+ * ia64 and ppc64 function pointers are really function descriptors,
+ * which contain a pointer the real address.
+ */
+static inline void print_fn_descriptor_symbol(const char *fmt, void *addr)
+{
+#if defined(CONFIG_IA64) || defined(CONFIG_PPC64)
+	addr = *(void **)addr;
+#endif
+	print_symbol(fmt, (unsigned long)addr);
+}
+
 #ifndef CONFIG_64BIT
 #define print_ip_sym(ip)		\
 do {					\