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-rw-r--r--kernel/module.c27
1 files changed, 27 insertions, 0 deletions
diff --git a/kernel/module.c b/kernel/module.c
index 3da76ad32d78..d36e45477fac 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2149,6 +2149,33 @@ out:
2149 return -ERANGE; 2149 return -ERANGE;
2150} 2150}
2151 2151
2152int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size,
2153 unsigned long *offset, char *modname, char *name)
2154{
2155 struct module *mod;
2156
2157 mutex_lock(&module_mutex);
2158 list_for_each_entry(mod, &modules, list) {
2159 if (within(addr, mod->module_init, mod->init_size) ||
2160 within(addr, mod->module_core, mod->core_size)) {
2161 const char *sym;
2162
2163 sym = get_ksymbol(mod, addr, size, offset);
2164 if (!sym)
2165 goto out;
2166 if (modname)
2167 strlcpy(modname, mod->name, MODULE_NAME_LEN + 1);
2168 if (name)
2169 strlcpy(name, sym, KSYM_NAME_LEN + 1);
2170 mutex_unlock(&module_mutex);
2171 return 0;
2172 }
2173 }
2174out:
2175 mutex_unlock(&module_mutex);
2176 return -ERANGE;
2177}
2178
2152int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type, 2179int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type,
2153 char *name, char *module_name, int *exported) 2180 char *name, char *module_name, int *exported)
2154{ 2181{