linux-kernel - Re: [PATCH] crypto: hisilicon/hpre

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Message-ID: <aIYfkv1RqP6MR9-j@gondor.apana.org.au>
Date: Sun, 27 Jul 2025 20:46:10 +0800
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Chenghai Huang <huangchenghai2@...wei.com>
Cc: davem@...emloft.net, linux-kernel@...r.kernel.org,
	linux-crypto@...r.kernel.org, liulongfang@...wei.com,
	qianweili@...wei.com, linwenkai6@...ilicon.com,
	wangzhou1@...ilicon.com, songzhiqi1@...wei.com
Subject: Re: [PATCH] crypto: hisilicon/hpre - fix dma unmap sequence

On Fri, Jul 18, 2025 at 06:05:01PM +0800, Chenghai Huang wrote:
> From: Zhiqi Song <songzhiqi1@...wei.com>
> 
> Perform DMA unmapping operations before processing data.
> Otherwise, there may be unsynchronized data accessed by
> the CPU when the SWIOTLB is enabled.
> 
> Signed-off-by: Zhiqi Song <songzhiqi1@...wei.com>
> Signed-off-by: Chenghai Huang <huangchenghai2@...wei.com>
> ---
>  drivers/crypto/hisilicon/hpre/hpre_crypto.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt