diff options
Diffstat (limited to 'drivers/s390/crypto/pkey_base.c')
| -rw-r--r-- | drivers/s390/crypto/pkey_base.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/drivers/s390/crypto/pkey_base.c b/drivers/s390/crypto/pkey_base.c index 976b9ddfbe15..fea243322838 100644 --- a/drivers/s390/crypto/pkey_base.c +++ b/drivers/s390/crypto/pkey_base.c @@ -300,6 +300,35 @@ int pkey_handler_apqns_for_keytype(enum pkey_key_type keysubtype, } EXPORT_SYMBOL(pkey_handler_apqns_for_keytype); +void pkey_handler_request_modules(void) +{ +#ifdef CONFIG_MODULES + static const char * const pkey_handler_modules[] = { + "pkey_cca", "pkey_ep11", "pkey_pckmo" }; + int i; + + for (i = 0; i < ARRAY_SIZE(pkey_handler_modules); i++) { + const struct pkey_handler *h; + bool found = false; + + rcu_read_lock(); + list_for_each_entry_rcu(h, &handler_list, list) { + if (h->module && + !strcmp(h->module->name, pkey_handler_modules[i])) { + found = true; + break; + } + } + rcu_read_unlock(); + if (!found) { + pr_debug("request_module(%s)\n", pkey_handler_modules[i]); + request_module(pkey_handler_modules[i]); + } + } +#endif +} +EXPORT_SYMBOL(pkey_handler_request_modules); + /* * Module init */ |