pretend cpuset has some form of hugetlb page reservation

[linux-2.6] / kernel / module.c

diff --git a/kernel/module.c b/kernel/module.c
index bf4dccadf7b80885922116e758aa122f3424aa80..d36e45477fac99ddf0426564b920ce98bc5855af 100644 (file)
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -2126,6 +2126,56 @@ const char *module_address_lookup(unsigned long addr,
        return NULL;
 }
 
+int lookup_module_symbol_name(unsigned long addr, char *symname)
+{
+       struct module *mod;
+
+       mutex_lock(&module_mutex);
+       list_for_each_entry(mod, &modules, list) {
+               if (within(addr, mod->module_init, mod->init_size) ||
+                   within(addr, mod->module_core, mod->core_size)) {
+                       const char *sym;
+
+                       sym = get_ksymbol(mod, addr, NULL, NULL);
+                       if (!sym)
+                               goto out;
+                       strlcpy(symname, sym, KSYM_NAME_LEN + 1);
+                       mutex_unlock(&module_mutex);
+                       return 0;
+               }
+       }
+out:
+       mutex_unlock(&module_mutex);
+       return -ERANGE;
+}
+
+int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size,
+                       unsigned long *offset, char *modname, char *name)
+{
+       struct module *mod;
+
+       mutex_lock(&module_mutex);
+       list_for_each_entry(mod, &modules, list) {
+               if (within(addr, mod->module_init, mod->init_size) ||
+                   within(addr, mod->module_core, mod->core_size)) {
+                       const char *sym;
+
+                       sym = get_ksymbol(mod, addr, size, offset);
+                       if (!sym)
+                               goto out;
+                       if (modname)
+                               strlcpy(modname, mod->name, MODULE_NAME_LEN + 1);
+                       if (name)
+                               strlcpy(name, sym, KSYM_NAME_LEN + 1);
+                       mutex_unlock(&module_mutex);
+                       return 0;
+               }
+       }
+out:
+       mutex_unlock(&module_mutex);
+       return -ERANGE;
+}
+
 int module_get_kallsym(unsigned int symnum, unsigned long *value, char *type,
                        char *name, char *module_name, int *exported)
 {