linux-kernel - Re: [PATCH RT] Align rt_mutex inlining with upstream behavior

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Message-ID: <20170203155434.utptndmoskcyimn7@linutronix.de>
Date:   Fri, 3 Feb 2017 16:54:34 +0100
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Andy Ritger <aritger@...dia.com>
Cc:     Alex Goins <agoins@...dia.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-rt-users@...r.kernel.org
Subject: Re: [PATCH RT] Align rt_mutex inlining with upstream behavior

On 2017-01-30 09:35:34 [-0800], Andy Ritger wrote:
> The problem is that various static inline functions such as
> reservation_object_fini() indirectly call mutex_destroy.  On DEBUG_MUTEX
> kernels, mutex_destroy is EXPORT_SYMBOL_GPL.

So your problem is simply that your non-GPL module can't link anymore
with -RT.  Would it help you if I simply replace the export for
mutex_destroy with EXPORT_SYMBOL and leave it the function as is?

Sebastian