diff options
Diffstat (limited to 'target/linux/generic/hack-4.9/260-crypto_test_dependencies.patch')
-rw-r--r-- | target/linux/generic/hack-4.9/260-crypto_test_dependencies.patch | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/target/linux/generic/hack-4.9/260-crypto_test_dependencies.patch b/target/linux/generic/hack-4.9/260-crypto_test_dependencies.patch new file mode 100644 index 0000000000..756cb885d3 --- /dev/null +++ b/target/linux/generic/hack-4.9/260-crypto_test_dependencies.patch @@ -0,0 +1,69 @@ +From fd1799b0bf5efa46dd3e6dfbbf3955564807e508 Mon Sep 17 00:00:00 2001 +From: Felix Fietkau <nbd@nbd.name> +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 <nbd@nbd.name> +--- + crypto/Kconfig | 13 ++++++------- + crypto/algboss.c | 4 ++++ + 2 files changed, 10 insertions(+), 7 deletions(-) + +diff --git a/crypto/Kconfig b/crypto/Kconfig +index e3552d1c1b84..17be110ad162 100644 +--- a/crypto/Kconfig ++++ b/crypto/Kconfig +@@ -132,12 +132,12 @@ config CRYPTO_MANAGER + cbc(aes). + + config CRYPTO_MANAGER2 +- def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y) +- select CRYPTO_AEAD2 +- select CRYPTO_HASH2 +- select CRYPTO_BLKCIPHER2 +- select CRYPTO_AKCIPHER2 +- select CRYPTO_KPP2 ++ def_tristate CRYPTO_MANAGER || (CRYPTO_MANAGER!=n && CRYPTO_ALGAPI=y && !CRYPTO_MANAGER_DISABLE_TESTS) ++ select CRYPTO_AEAD2 if !CRYPTO_MANAGER_DISABLE_TESTS ++ select CRYPTO_HASH2 if !CRYPTO_MANAGER_DISABLE_TESTS ++ select CRYPTO_BLKCIPHER2 if !CRYPTO_MANAGER_DISABLE_TESTS ++ select CRYPTO_AKCIPHER2 if !CRYPTO_MANAGER_DISABLE_TESTS ++ select CRYPTO_KPP2 if !CRYPTO_MANAGER_DISABLE_TESTS + + config CRYPTO_USER + tristate "Userspace cryptographic algorithm configuration" +@@ -150,7 +150,6 @@ config CRYPTO_USER + config CRYPTO_MANAGER_DISABLE_TESTS + bool "Disable run-time self tests" + default y +- depends on CRYPTO_MANAGER2 + help + Disable run-time self tests that normally take place at + algorithm registration. +diff --git a/crypto/algboss.c b/crypto/algboss.c +index 6e39d9c05b98..4bde25d62ec7 100644 +--- a/crypto/algboss.c ++++ b/crypto/algboss.c +@@ -248,12 +248,16 @@ static int cryptomgr_schedule_test(struct crypto_alg *alg) + type = alg->cra_flags; + + /* This piece of crap needs to disappear into per-type test hooks. */ ++#ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS ++ type |= CRYPTO_ALG_TESTED; ++#else + if (!((type ^ CRYPTO_ALG_TYPE_BLKCIPHER) & + CRYPTO_ALG_TYPE_BLKCIPHER_MASK) && !(type & CRYPTO_ALG_GENIV) && + ((alg->cra_flags & CRYPTO_ALG_TYPE_MASK) == + CRYPTO_ALG_TYPE_BLKCIPHER ? alg->cra_blkcipher.ivsize : + alg->cra_ablkcipher.ivsize)) + type |= CRYPTO_ALG_TESTED; ++#endif + + param->type = type; + +-- +2.11.0 + |