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[Qemu-devel] [PATCH v2 6/8] crypto: annotate xts_tweak_encdec as inlinea
From: |
Daniel P . Berrangé |
Subject: |
[Qemu-devel] [PATCH v2 6/8] crypto: annotate xts_tweak_encdec as inlineable |
Date: |
Tue, 16 Oct 2018 11:09:16 +0100 |
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 <address@hidden>
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 56c0e4e6ed..3571607fa7 100644
--- a/crypto/xts.c
+++ b/crypto/xts.c
@@ -80,11 +80,11 @@ 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);
--
2.17.2
- [Qemu-devel] [PATCH v2 0/8] crypto: improve performance of XTS cipher mode, Daniel P . Berrangé, 2018/10/16
- [Qemu-devel] [PATCH v2 3/8] crypto: introduce a xts_uint128 data type, Daniel P . Berrangé, 2018/10/16
- [Qemu-devel] [PATCH v2 7/8] crypto: refactor XTS cipher mode test suite, Daniel P . Berrangé, 2018/10/16
- [Qemu-devel] [PATCH v2 1/8] crypto: expand algorithm coverage for cipher benchmark, Daniel P . Berrangé, 2018/10/16
- [Qemu-devel] [PATCH v2 8/8] crypto: add testing for unaligned buffers with XTS cipher mode, Daniel P . Berrangé, 2018/10/16