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[Qemu-devel] [PATCH 6/6] crypto: annotate xts_tweak_encdec as inlineable
From: |
Daniel P . Berrangé |
Subject: |
[Qemu-devel] [PATCH 6/6] crypto: annotate xts_tweak_encdec as inlineable |
Date: |
Tue, 9 Oct 2018 13:55:41 +0100 |
Encouraging the compiler to inline xts_tweak_encdec increases the
performance for xts-aes-128 when built with gcrypt:
Encrypt: 460 MB/s -> 485 MB/s
Decrypt: 485 MB/s -> 505 MB/s
Signed-off-by: Daniel P. Berrangé <address@hidden>
---
crypto/xts.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff --git a/crypto/xts.c b/crypto/xts.c
index bba3280746..02d3bc3f16 100644
--- a/crypto/xts.c
+++ b/crypto/xts.c
@@ -61,11 +61,11 @@ 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);
--
2.17.1
[Qemu-devel] [PATCH 6/6] crypto: annotate xts_tweak_encdec as inlineable,
Daniel P . Berrangé <=
[Qemu-devel] [PATCH 4/6] crypto: convert xts_tweak_encdec to use xts_uint128 type, Daniel P . Berrangé, 2018/10/09
Re: [Qemu-devel] [PATCH 0/6] crypto: improve performance of XTS cipher mode, Marc-André Lureau, 2018/10/09