linux-kernel - Re: [PATCH 1/2] crypto: Implement a generic crypto statistics

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Message-ID: <20180131083337.rvshu72x5xhh22ef@gauss3.secunet.de>
Date:   Wed, 31 Jan 2018 09:33:37 +0100
From:   Steffen Klassert <steffen.klassert@...unet.com>
To:     Herbert Xu <herbert@...dor.apana.org.au>
CC:     LABBE Corentin <clabbe@...libre.com>, <davem@...emloft.net>,
        <nhorman@...driver.com>, <linux-crypto@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <smueller@...onox.de>
Subject: Re: [PATCH 1/2] crypto: Implement a generic crypto statistics

On Fri, Jan 26, 2018 at 11:43:28PM +0800, Herbert Xu wrote:
> On Thu, Jan 18, 2018 at 09:58:13AM +0100, LABBE Corentin wrote:
> >
> > I have two way of adding a new netlink request
> > - keep the current patch and simply add a new CRYPTO_MSG_GETSTAT which use the same function than CRYPTO_MSG_GETALG
> > 	=> minimal changes, in fact CRYPTO_MSG_GETSTAT and CRYPTO_MSG_GETALG would be the same, but it is easy for userspace to test presence of stat.
> > - Create a new CRYPTO_MSG_GETSTAT which imply lot of code and add a new crypto_user_stat.c
> > 	=> this imply also to change makefile (rename crypto_user.c to crypto_user_base.c) since crypto_user.ko is made of two files.
> > 
> > Which one do you prefer ?
> 
> I think you should check with the crconf author, Steffen Klassert
> since that will be affected by this change.

I still haven't had time to look into the details, but I'm
fine with everything that does not break existing userspace.
Everything else would be a 'no go'.