From fd1799b0bf5efa46dd3e6dfbbf3955564807e508 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 7 Jul 2017 17:12:51 +0200 Subject: kernel: prevent cryptomgr from pulling in useless extra dependencies for tests that are not run Reduces kernel size after LZMA by about 5k on MIPS lede-commit: 044c316167e076479a344c59905e5b435b84a77f Signed-off-by: Felix Fietkau --- crypto/Kconfig | 13 ++++++------- crypto/algboss.c | 4 ++++ 2 files changed, 10 insertions(+), 7 deletions(-) --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -148,15 +148,15 @@ config CRYPTO_MANAGER cbc(aes). config CRYPTO_MANAGER2 - def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y) - select CRYPTO_ACOMP2 - select CRYPTO_AEAD2 - select CRYPTO_AKCIPHER2 - select CRYPTO_SIG2 - select CRYPTO_HASH2 - select CRYPTO_KPP2 - select CRYPTO_RNG2 - select CRYPTO_SKCIPHER2 + def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y && !CRYPTO_MANAGER_DISABLE_TESTS) + select CRYPTO_ACOMP2 if !CRYPTO_MANAGER_DISABLE_TESTS + select CRYPTO_AEAD2 if !CRYPTO_MANAGER_DISABLE_TESTS + select CRYPTO_AKCIPHER2 if !CRYPTO_MANAGER_DISABLE_TESTS + select CRYPTO_SIG2 if !CRYPTO_MANAGER_DISABLE_TESTS + select CRYPTO_HASH2 if !CRYPTO_MANAGER_DISABLE_TESTS + select CRYPTO_KPP2 if !CRYPTO_MANAGER_DISABLE_TESTS + select CRYPTO_RNG2 if !CRYPTO_MANAGER_DISABLE_TESTS + select CRYPTO_SKCIPHER2 if !CRYPTO_MANAGER_DISABLE_TESTS config CRYPTO_USER tristate "Userspace cryptographic algorithm configuration" --- a/crypto/algboss.c +++ b/crypto/algboss.c @@ -204,6 +204,10 @@ static int cryptomgr_schedule_test(struc memcpy(param->alg, alg->cra_name, sizeof(param->alg)); param->type = alg->cra_flags; +#ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS + param->type |= CRYPTO_ALG_TESTED; +#endif + thread = kthread_run(cryptomgr_test, param, "cryptomgr_test"); if (IS_ERR(thread)) goto err_free_param;