From mboxrd@z Thu Jan  1 00:00:00 1970
From: Tadeusz Struk <tadeusz.struk@intel.com>
Subject: Re: net: Remove iocb argument from sendmsg and recvmsg
Date: Tue, 10 Mar 2015 20:25:29 -0700
Message-ID: <54FFB5A9.5030008@intel.com>
References: <54FFAA5B.3080608@intel.com> <54FFB3E9.50905@windriver.com>
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Cc: Christoph Hellwig <hch@lst.de>, Al Viro <viro@ZenIV.linux.org.uk>,
	netdev@vger.kernel.org,
	Linux Crypto Mailing List <linux-crypto@vger.kernel.org>
To: Ying Xue <ying.xue@windriver.com>,
	"David S. Miller" <davem@davemloft.net>,
	Herbert Xu <herbert@gondor.apana.org.au>
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On 03/10/2015 08:18 PM, Ying Xue wrote:
> Sorry, I did not realize the case when I created the commit. However, although I
> don't understand its scenario, in my opinion, adding one redundant argument for
> all sockets to satisfy the special case seems unreasonable for us.

In my opinion this is not about a single, special case, but rather about being able to support asynchronous operations on socket interface.
It is important for AF_ALG since we have crypto HW accelerators, that people want to access from user space, but in the future there might be other use cases.
Regards,
Tadeusz