linux-kernel - Re: [RFC PATCH v2 1/9] crypto: qce: Add core driver implementation

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Message-ID: <20140430000340.GA32173@gondor.apana.org.au>
Date:	Wed, 30 Apr 2014 08:03:40 +0800
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Stanimir Varbanov <svarbanov@...sol.com>
Cc:	"David S. Miller" <davem@...emloft.net>,
	Grant Likely <grant.likely@...aro.org>,
	Rob Herring <robh+dt@...nel.org>,
	linux-arm-msm@...r.kernel.org,
	Mona Hossain <mhossain@...eaurora.org>,
	Hariprasad Dhalinarasimha <hnamgund@...eaurora.org>,
	Zhen Kong <zkong@...eaurora.org>,
	Niranjana Vishwanathapura <nvishwan@...eaurora.org>,
	Rohit Vaswani <rvaswani@...eaurora.org>,
	linux-kernel@...r.kernel.org, linux-crypto@...r.kernel.org,
	devicetree@...r.kernel.org
Subject: Re: [RFC PATCH v2 1/9] crypto: qce: Add core driver implementation

On Tue, Apr 29, 2014 at 05:38:14PM +0300, Stanimir Varbanov wrote:
>
> This is new for me because I saw similar code in cryptd.c where in
> cryptd_queue_worker() (workqueue context) the backlog->complete() is
> called outside of local_bh_disable().

That's what I thought :)

If you dig deeper you'll find that when cryptd calls the actual
completion functions (rather than its own) it disables BH.

Cheers,
-- 
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
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