diff options
Diffstat (limited to 'fs/crypto/keysetup.c')
| -rw-r--r-- | fs/crypto/keysetup.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/fs/crypto/keysetup.c b/fs/crypto/keysetup.c index b03b33643e4b..28bc2da9be3c 100644 --- a/fs/crypto/keysetup.c +++ b/fs/crypto/keysetup.c @@ -81,15 +81,13 @@ struct crypto_skcipher *fscrypt_allocate_skcipher(struct fscrypt_mode *mode, mode->cipher_str, PTR_ERR(tfm)); return tfm; } - if (unlikely(!mode->logged_impl_name)) { + if (!xchg(&mode->logged_impl_name, 1)) { /* * fscrypt performance can vary greatly depending on which * crypto algorithm implementation is used. Help people debug * performance problems by logging the ->cra_driver_name the - * first time a mode is used. Note that multiple threads can - * race here, but it doesn't really matter. + * first time a mode is used. */ - mode->logged_impl_name = true; pr_info("fscrypt: %s using implementation \"%s\"\n", mode->friendly_name, crypto_skcipher_alg(tfm)->base.cra_driver_name); |