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| author | Andi Kleen <ak@linux.intel.com> | 2019-03-29 17:46:29 -0700 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2019-04-08 14:36:16 +0800 |
| commit | 61abc356bf310d346d2d469cb009f6d4334f34de (patch) | |
| tree | 8a8113a98bac5c359bcebba36d6a1586d49577ca /include/crypto/aes.h | |
| parent | 71052dcf4be70be4077817297dcde7b155e745f2 (diff) | |
| download | lwn-61abc356bf310d346d2d469cb009f6d4334f34de.tar.gz lwn-61abc356bf310d346d2d469cb009f6d4334f34de.zip | |
crypto: aes - Use ___cacheline_aligned for aes data
cacheline_aligned is a special section. It cannot be const at the same
time because it's not read-only. It doesn't give any MMU protection.
Mark it ____cacheline_aligned to not place it in a special section,
but just align it in .rodata
Cc: herbert@gondor.apana.org.au
Suggested-by: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include/crypto/aes.h')
| -rw-r--r-- | include/crypto/aes.h | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/include/crypto/aes.h b/include/crypto/aes.h index 852eaa9cd4db..0fdb542c70cd 100644 --- a/include/crypto/aes.h +++ b/include/crypto/aes.h @@ -28,10 +28,10 @@ struct crypto_aes_ctx { u32 key_length; }; -extern const u32 crypto_ft_tab[4][256]; -extern const u32 crypto_fl_tab[4][256]; -extern const u32 crypto_it_tab[4][256]; -extern const u32 crypto_il_tab[4][256]; +extern const u32 crypto_ft_tab[4][256] ____cacheline_aligned; +extern const u32 crypto_fl_tab[4][256] ____cacheline_aligned; +extern const u32 crypto_it_tab[4][256] ____cacheline_aligned; +extern const u32 crypto_il_tab[4][256] ____cacheline_aligned; int crypto_aes_set_key(struct crypto_tfm *tfm, const u8 *in_key, unsigned int key_len); |