linux-kernel - Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space

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Message-ID: <46ee428d-016f-e532-9824-4ddbe8a0cc8b@gmail.com>
Date:   Wed, 7 Dec 2016 16:42:30 +0100
From:   Quentin Lambert <lambert.quentin@...il.com>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Oleg Drokin <oleg.drokin@...el.com>, devel@...verdev.osuosl.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org,
        Andreas Dilger <andreas.dilger@...el.com>,
        lustre-devel@...ts.lustre.org
Subject: Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due
 to an assignment from kernel to user space



On 12/07/2016 04:33 PM, Dan Carpenter wrote:
> Lustre is kind of a mess with regards to keeping user and kernel
> pointers separate.  It's not going to be easy to fix.
Fair enough.
I am trying to make a contribution to drivers/staging using sparse.
With that in mind, do you still fill I should keep clear of lustre?
I feel that actually doing the work properly could be a meaningful
learning experience.

I start to understand now, that what I was proposing before was
more of a hack than a solution and would have resulted in hiding
meaningful infos.

Quentin