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* [dpdk-stable] [PATCH] crypto/qat: fix to small sgl oop min offset
@ 2021-03-18 13:16 Arek Kusztal
  2021-04-14  8:51 ` Doherty, Declan
  0 siblings, 1 reply; 3+ messages in thread
From: Arek Kusztal @ 2021-03-18 13:16 UTC (permalink / raw)
  To: dev; +Cc: gakhil, fiona.trahe, declan.doherty, Arek Kusztal, stable

This commit fixes problem with to small offset when both offsets
(auth, cipher) are non zero in digest encrypt case,
when using out-of-place and sgl.

Fixes: 40002f6c2a24 ("crypto/qat: extend support for digest-encrypted auth-cipher")
Cc: stable@dpdk.org

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
---
 drivers/crypto/qat/qat_sym.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/crypto/qat/qat_sym.c b/drivers/crypto/qat/qat_sym.c
index 4b7676deb..a6cd33be3 100644
--- a/drivers/crypto/qat/qat_sym.c
+++ b/drivers/crypto/qat/qat_sym.c
@@ -162,6 +162,7 @@ qat_sym_build_request(void *in_op, uint8_t *out_msg,
 	uint8_t do_sgl = 0;
 	uint8_t in_place = 1;
 	int alignment_adjustment = 0;
+	int oop_shift = 0;
 	struct rte_crypto_op *op = (struct rte_crypto_op *)in_op;
 	struct qat_sym_op_cookie *cookie =
 				(struct qat_sym_op_cookie *)op_cookie;
@@ -472,6 +473,7 @@ qat_sym_build_request(void *in_op, uint8_t *out_msg,
 			rte_pktmbuf_iova_offset(op->sym->m_src, min_ofs);
 		dst_buf_start =
 			rte_pktmbuf_iova_offset(op->sym->m_dst, min_ofs);
+		oop_shift = min_ofs;
 
 	} else {
 		/* In-place operation
@@ -532,7 +534,7 @@ qat_sym_build_request(void *in_op, uint8_t *out_msg,
 		 /* First find the end of the data */
 		if (do_sgl) {
 			uint32_t remaining_off = auth_param->auth_off +
-				auth_param->auth_len + alignment_adjustment;
+				auth_param->auth_len + alignment_adjustment + oop_shift;
 			struct rte_mbuf *sgl_buf =
 				(in_place ?
 					op->sym->m_src : op->sym->m_dst);
-- 
2.17.1


^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2021-04-14 19:29 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
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2021-03-18 13:16 [dpdk-stable] [PATCH] crypto/qat: fix to small sgl oop min offset Arek Kusztal
2021-04-14  8:51 ` Doherty, Declan
2021-04-14 19:29   ` [dpdk-stable] [EXT] " Akhil Goyal

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