diff options
Diffstat (limited to 'crypto/testmgr.c')
| -rw-r--r-- | crypto/testmgr.c | 26 |
1 files changed, 25 insertions, 1 deletions
diff --git a/crypto/testmgr.c b/crypto/testmgr.c index 5d56b2990762..52417dde811f 100644 --- a/crypto/testmgr.c +++ b/crypto/testmgr.c @@ -37,6 +37,7 @@ #include <crypto/akcipher.h> #include <crypto/kpp.h> #include <crypto/acompress.h> +#include <crypto/internal/simd.h> #include "internal.h" @@ -52,6 +53,9 @@ MODULE_PARM_DESC(noextratests, "disable expensive crypto self-tests"); static unsigned int fuzz_iterations = 100; module_param(fuzz_iterations, uint, 0644); MODULE_PARM_DESC(fuzz_iterations, "number of fuzz test iterations"); + +DEFINE_PER_CPU(bool, crypto_simd_disabled_for_test); +EXPORT_PER_CPU_SYMBOL_GPL(crypto_simd_disabled_for_test); #endif #ifdef CONFIG_CRYPTO_MANAGER_DISABLE_TESTS @@ -838,7 +842,27 @@ static void generate_random_testvec_config(struct testvec_config *cfg, WARN_ON_ONCE(!valid_testvec_config(cfg)); } -#endif /* CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */ + +static void crypto_disable_simd_for_test(void) +{ + preempt_disable(); + __this_cpu_write(crypto_simd_disabled_for_test, true); +} + +static void crypto_reenable_simd_for_test(void) +{ + __this_cpu_write(crypto_simd_disabled_for_test, false); + preempt_enable(); +} +#else /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */ +static void crypto_disable_simd_for_test(void) +{ +} + +static void crypto_reenable_simd_for_test(void) +{ +} +#endif /* !CONFIG_CRYPTO_MANAGER_EXTRA_TESTS */ static int check_nonfinal_hash_op(const char *op, int err, u8 *result, unsigned int digestsize, |