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crypto: annotate xts_tweak_encdec as inlineable 

Encouraging the compiler to inline xts_tweak_encdec increases the
performance for xts-aes-128 when built with gcrypt:

  Encrypt: 545 MB/s -> 580 MB/s
  Decrypt: 568 MB/s -> 602 MB/s

Reviewed-by: Alberto Garcia <berto@igalia.com>
Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
This commit is contained in:
Daniel P. Berrangé 2018-10-09 10:50:43 +01:00
parent 7dac0dd674
commit aa895bd439
1 changed files with 5 additions and 5 deletions
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10
crypto/xts.c
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@ -81,11 +81,11 @@ static void xts_mult_x(xts_uint128 *I)
*
* Encrypt/decrypt data with a tweak
*/
static void xts_tweak_encdec(const void *ctx,
xts_cipher_func *func,
const xts_uint128 *src,
xts_uint128 *dst,
xts_uint128 *iv)
static inline void xts_tweak_encdec(const void *ctx,
xts_cipher_func *func,
const xts_uint128 *src,
xts_uint128 *dst,
xts_uint128 *iv)
{
/* tweak encrypt block i */
xts_uint128_xor(dst, src, iv);