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module: add within_module() function

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It is just a small optimization that allows to replace few
occurrences of within_module_init() || within_module_core()
with a single call.

Signed-off-by: Petr Mladek <pmladek@suse.cz>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Petr Mladek
2014-07-27 07:24:01 +09:30
committed by Rusty Russell
parent 3a611c3cfb
commit 9b20a352d7
2 changed files with 9 additions and 8 deletions
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12
kernel/module.c
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@@ -3448,8 +3448,7 @@ const char *module_address_lookup(unsigned long addr,
list_for_each_entry_rcu(mod, &modules, list) {
if (mod->state == MODULE_STATE_UNFORMED)
continue;
if (within_module_init(addr, mod) ||
within_module_core(addr, mod)) {
if (within_module(addr, mod)) {
if (modname)
*modname = mod->name;
ret = get_ksymbol(mod, addr, size, offset);
@@ -3473,8 +3472,7 @@ int lookup_module_symbol_name(unsigned long addr, char *symname)
list_for_each_entry_rcu(mod, &modules, list) {
if (mod->state == MODULE_STATE_UNFORMED)
continue;
if (within_module_init(addr, mod) ||
within_module_core(addr, mod)) {
if (within_module(addr, mod)) {
const char *sym;
sym = get_ksymbol(mod, addr, NULL, NULL);
@@ -3499,8 +3497,7 @@ int lookup_module_symbol_attrs(unsigned long addr, unsigned long *size,
list_for_each_entry_rcu(mod, &modules, list) {
if (mod->state == MODULE_STATE_UNFORMED)
continue;
if (within_module_init(addr, mod) ||
within_module_core(addr, mod)) {
if (within_module(addr, mod)) {
const char *sym;
sym = get_ksymbol(mod, addr, size, offset);
@@ -3764,8 +3761,7 @@ struct module *__module_address(unsigned long addr)
list_for_each_entry_rcu(mod, &modules, list) {
if (mod->state == MODULE_STATE_UNFORMED)
continue;
if (within_module_core(addr, mod)
|| within_module_init(addr, mod))
if (within_module(addr, mod))
return mod;
}
return NULL;