Received: by 2002:a05:6a10:9848:0:0:0:0 with SMTP id x8csp1170964pxf; Fri, 26 Mar 2021 02:35:21 -0700 (PDT) X-Google-Smtp-Source: ABdhPJxzIE54/mn2lXJROSHmELeBanutRf1FwJD/jQD0k6al/acUy38+gKQrcphxdaqx6WfUydPv X-Received: by 2002:a50:fd8b:: with SMTP id o11mr13764058edt.346.1616751320918; Fri, 26 Mar 2021 02:35:20 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1616751320; cv=none; d=google.com; s=arc-20160816; b=qrQ/Kr94OyoqgPjtqK8Zq+7tvr/ao1ktFmil4tPFxXaFEdPmTxnNgWouL/lr/QyuGa vzQG4KObriwymoDjLR+A5oFuHZ/9E3vrKoOG73V88QlZ/dy2L2XG2Za/YD9sNQ+Kc/DQ B9jE39HXFIHqIkakOHPT3DJcLUjcfMvagHocQ80xEvxk4f/B4yE6LOoGOi5GaL63ouP7 Ky/WGeOzYhkaH+39a6imMprCIiHo0bA3IB/oJ1FVNkPVwvG+sfpgXQTYgO2JRTay06g2 66TGFbia1YMbOmQwfatB8ZNZgnakZuQTYiXtTklZv5qHkoxLTwTm/A4DCCoHHypcqJAw gAdA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=ZS56Zd+U+DdQDzbxuytlTeM9/HNb3N9IqF3ysz93TOY=; b=DseSaBxy8WuCLUctBAyFaqWFtpd5Llf3UIjw0hSXGhsnk9uGyk5JVz5JruSU/ienva NwaiRhNT4czqgdqxSIojbm/s0tvjRhAtkLzrRH8qljM+2fPalXEVd28A86/4SnkohyuN ID7CT6Ahi1DkxN7xPgpqTp+4YDEvrccnLR28vulQG0FKe0B1nokw2XMvqDYVgcSZwy9l btmLoDXu68SbuS6sNd4vb6e/jOySBiQpJrLBQGeQESI6UTLjq3hX2YriWxhoHhp3LLG6 EJcbEFN43f6reRtcPp2h0ykM1zA6vVWEBVRU7qSysqcm42NDc1LCKS666PMrWzjLuj1n B9mw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from vger.kernel.org (vger.kernel.org. [23.128.96.18]) by mx.google.com with ESMTP id g8si6126690edp.540.2021.03.26.02.34.57; Fri, 26 Mar 2021 02:35:20 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230281AbhCZJdi (ORCPT + 99 others); Fri, 26 Mar 2021 05:33:38 -0400 Received: from helcar.hmeau.com ([216.24.177.18]:35490 "EHLO fornost.hmeau.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229782AbhCZJdO (ORCPT ); Fri, 26 Mar 2021 05:33:14 -0400 Received: from gwarestrin.arnor.me.apana.org.au ([192.168.103.7]) by fornost.hmeau.com with smtp (Exim 4.92 #5 (Debian)) id 1lPiq3-0003Zp-Ox; Fri, 26 Mar 2021 20:33:08 +1100 Received: by gwarestrin.arnor.me.apana.org.au (sSMTP sendmail emulation); Fri, 26 Mar 2021 20:33:07 +1100 Date: Fri, 26 Mar 2021 20:33:07 +1100 From: Herbert Xu To: Hui Tang Cc: davem@davemloft.net, linux-crypto@vger.kernel.org, xuzaibo@huawei.com, wangzhou1@hisilicon.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] crypto: hisilicon - fix the check on dma address Message-ID: <20210326093307.GL12658@gondor.apana.org.au> References: <1616150705-11516-1-git-send-email-tanghui20@huawei.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1616150705-11516-1-git-send-email-tanghui20@huawei.com> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Mar 19, 2021 at 06:45:05PM +0800, Hui Tang wrote: > System may be able to get physical address of zero if not reserved by > firmware. > > The dma address obtained by 'dma_alloc_coherent' is valid, since already > checking cpu va before, so do not check again. > > Signed-off-by: Hui Tang > --- > drivers/crypto/hisilicon/hpre/hpre_crypto.c | 12 ------------ > drivers/crypto/hisilicon/qm.c | 2 +- > drivers/crypto/hisilicon/sec2/sec_crypto.c | 6 ------ > 3 files changed, 1 insertion(+), 19 deletions(-) Patch applied. Thanks. -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt