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Date: Thu, 27 Apr 2017 12:28:15 -0400
From: Steven Rostedt <rostedt@goodmis.org>
To: Petr Mladek <pmladek@suse.com>
Cc: Joe Perches <joe@perches.com>,
        Sergey Senozhatsky <sergey.senozhatsky.work@gmail.com>,
        linux-kernel@vger.kernel.org,
        Sergey Senozhatsky <sergey.senozhatsky@gmail.com>
Subject: Re: [RFC PATCH] printk: Make functions of pr_<level> macros
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On Thu, 27 Apr 2017 17:11:21 +0200
Petr Mladek <pmladek@suse.com> wrote:

> BTW: The above mentioned commit adds one argument to
> vprintk_default(). But the symbol is exported. I am
> not sure if we could break the API.

There is no kernel ABI/API. Exported kernel functions can change at will
as long as a make allmodconfig still works. We don't care about out of
tree users.

-- Steve