linux-kernel - Re: [PATCH] livepatch: make klp

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Date:   Wed, 8 Mar 2017 07:06:19 -0600
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Jiri Kosina <jikos@...nel.org>
Cc:     Jessica Yu <jeyu@...hat.com>, Miroslav Benes <mbenes@...e.cz>,
        Petr Mladek <pmladek@...e.com>, live-patching@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] livepatch: make klp_mutex proper part of API

On Wed, Mar 08, 2017 at 10:16:00AM +0100, Jiri Kosina wrote:
> From: Jiri Kosina <jkosina@...e.cz>
> 
> klp_mutex is shared between core.c and transition.c, and as such would 
> rather be properly located in livepatch.h so that we don't have to play 
> 'extern' games from .c sources.
> 
> This also silences sparse warning (wrongly) suggesting that klp_mutex 
> should be defined static.

include/linux/livepatch.h is the public interface, whereas klp_mutex is
a private implementation detail.  I think it would be a better fit in
kernel/livepatch/core.h (though that file doesn't yet exist).

-- 
Josh