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Groups > linux.kernel > #1416114
| From | Baolin Wang <baolin.wang@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [RFC v4 4/4] crypto: Add the CRYPTO_ALG_BULK flag for ecb(aes) cipher |
| Date | 2016-06-07 14:20 +0200 |
| Message-ID | <rHo9c-2Ai-23@gated-at.bofh.it> (permalink) |
| References | <rHo9b-2Ai-5@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Since the ecb(aes) cipher does not need to handle the IV things for encryption
or decryption, that means it can support for bulk block when handling data.
Thus this patch adds the CRYPTO_ALG_BULK flag for ecb(aes) cipher to improve
the hardware aes engine's efficiency.
Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
---
drivers/crypto/omap-aes.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/crypto/omap-aes.c b/drivers/crypto/omap-aes.c
index ce174d3..ab09429 100644
--- a/drivers/crypto/omap-aes.c
+++ b/drivers/crypto/omap-aes.c
@@ -804,7 +804,7 @@ static struct crypto_alg algs_ecb_cbc[] = {
.cra_priority = 300,
.cra_flags = CRYPTO_ALG_TYPE_ABLKCIPHER |
CRYPTO_ALG_KERN_DRIVER_ONLY |
- CRYPTO_ALG_ASYNC,
+ CRYPTO_ALG_ASYNC | CRYPTO_ALG_BULK,
.cra_blocksize = AES_BLOCK_SIZE,
.cra_ctxsize = sizeof(struct omap_aes_ctx),
.cra_alignmask = 0,
--
1.7.9.5
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[RFC v4 0/4] Introduce the bulk mode method when sending request to crypto layer Baolin Wang <baolin.wang@linaro.org> - 2016-06-07 14:20 +0200 [RFC v4 4/4] crypto: Add the CRYPTO_ALG_BULK flag for ecb(aes) cipher Baolin Wang <baolin.wang@linaro.org> - 2016-06-07 14:20 +0200 [RFC v4 3/4] md: dm-crypt: Introduce the bulk mode method when sending request Baolin Wang <baolin.wang@linaro.org> - 2016-06-07 14:20 +0200 [RFC v4 1/4] block: Introduce blk_bio_map_sg() to map one bio Baolin Wang <baolin.wang@linaro.org> - 2016-06-07 14:20 +0200
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