X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=include%2Flinux%2Fkallsyms.h;h=f73de6fb5c682a7b2f97a599b50792dbfb6c608a;hb=ea3c4b126ad63bd782c7bb5266bb4fd88e203169;hp=1cebcbc28b474d9f7af1d4061f0e30ba60347aa8;hpb=1e9abb5b1dc90cfcf0e6f1e10f7aaf34d0f33b6b;p=linux-2.6-omap-h63xx.git

diff --git a/include/linux/kallsyms.h b/include/linux/kallsyms.h
index 1cebcbc28b4..f73de6fb5c6 100644
--- a/include/linux/kallsyms.h
+++ b/include/linux/kallsyms.h
@@ -5,8 +5,11 @@
 #ifndef _LINUX_KALLSYMS_H
 #define _LINUX_KALLSYMS_H
 
+#include <linux/errno.h>
 
-#define KSYM_NAME_LEN 127
+#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. */
@@ -22,9 +25,15 @@ const char *kallsyms_lookup(unsigned long addr,
 			    unsigned long *offset,
 			    char **modname, char *namebuf);
 
-/* Replace "%s" in format with address, if found */
+/* Look up a kernel symbol and return it in a text buffer. */
+extern int sprint_symbol(char *buffer, unsigned long address);
+
+/* Look up a kernel symbol and print it to the kernel messages. */
 extern void __print_symbol(const char *fmt, unsigned long address);
 
+int lookup_symbol_name(unsigned long addr, char *symname);
+int lookup_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name);
+
 #else /* !CONFIG_KALLSYMS */
 
 static inline unsigned long kallsyms_lookup_name(const char *name)
@@ -47,6 +56,22 @@ static inline const char *kallsyms_lookup(unsigned long addr,
 	return NULL;
 }
 
+static inline int sprint_symbol(char *buffer, unsigned long addr)
+{
+	*buffer = '\0';
+	return 0;
+}
+
+static inline int lookup_symbol_name(unsigned long addr, char *symname)
+{
+	return -ERANGE;
+}
+
+static inline int lookup_symbol_attrs(unsigned long addr, unsigned long *size, unsigned long *offset, char *modname, char *name)
+{
+	return -ERANGE;
+}
+
 /* Stupid that this does nothing, but I didn't create this mess. */
 #define __print_symbol(fmt, addr)
 #endif /*CONFIG_KALLSYMS*/