From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from na01-by2-obe.outbound.protection.outlook.com (mail-by2lp0242.outbound.protection.outlook.com [207.46.163.242]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by lists.ozlabs.org (Postfix) with ESMTPS id 4CD7D1A0044 for ; Tue, 1 Jul 2014 19:33:43 +1000 (EST) From: To: , Subject: [PATCH] dmaengine: fix xor sources continuation Date: Tue, 1 Jul 2014 16:32:38 +0800 Message-ID: <1404203558-18193-1-git-send-email-xuelin.shi@freescale.com> MIME-Version: 1.0 Content-Type: text/plain Cc: dmaengine@vger.kernel.org, Xuelin Shi , linuxppc-dev@lists.ozlabs.org List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Xuelin Shi the partial xor result must be kept until the next tx is generated. Signed-off-by: Xuelin Shi --- crypto/async_tx/async_xor.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/crypto/async_tx/async_xor.c b/crypto/async_tx/async_xor.c index 3c562f5..e1bce26 100644 --- a/crypto/async_tx/async_xor.c +++ b/crypto/async_tx/async_xor.c @@ -78,8 +78,6 @@ do_async_xor(struct dma_chan *chan, struct dmaengine_unmap_data *unmap, tx = dma->device_prep_dma_xor(chan, dma_dest, src_list, xor_src_cnt, unmap->len, dma_flags); - src_list[0] = tmp; - if (unlikely(!tx)) async_tx_quiesce(&submit->depend_tx); @@ -92,6 +90,7 @@ do_async_xor(struct dma_chan *chan, struct dmaengine_unmap_data *unmap, xor_src_cnt, unmap->len, dma_flags); } + src_list[0] = tmp; dma_set_unmap(tx, unmap); async_tx_submit(chan, tx, submit); -- 1.9.1