From: Maxime Ripard <maxime.ripard@free-electrons.com>
To: Michal Hocko <mhocko@kernel.org>
Cc: Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>, Chen-Yu Tsai <wens@csie.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org,
linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org,
Thomas Petazzoni <thomas.petazzoni@free-electrons.com>,
Joonsoo Kim <js1304@gmail.com>,
m.szyprowski@samsung.com
Subject: Re: [PATCH 3/8] mm: cma: Export a few symbols
Date: Thu, 23 Feb 2017 14:58:09 -0800 [thread overview]
Message-ID: <20170223225809.rnpbjnli4wa5kims@lukather> (raw)
In-Reply-To: <20170220123550.GH2431@dhcp22.suse.cz>
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On Mon, Feb 20, 2017 at 01:35:50PM +0100, Michal Hocko wrote:
> On Mon 13-02-17 14:44:16, Maxime Ripard wrote:
> > Hi Michal,
> >
> > On Thu, Feb 09, 2017 at 08:20:47PM +0100, Michal Hocko wrote:
> > > [CC CMA people]
> > >
> > > On Thu 09-02-17 17:39:17, Maxime Ripard wrote:
> > > > Modules might want to check their CMA pool size and address for debugging
> > > > and / or have additional checks.
> > > >
> > > > The obvious way to do this would be through dev_get_cma_area and
> > > > cma_get_base and cma_get_size, that are currently not exported, which
> > > > results in a build failure.
> > > >
> > > > Export them to prevent such a failure.
> > >
> > > Who actually uses those exports. None of the follow up patches does
> > > AFAICS.
> >
> > This is for the ARM Mali GPU driver that is out of tree, unfortunately.
>
> We do not export symbols which do not have any in-tree users.
Ok, sorry for the noise.
Thanks!
Maxime
--
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com
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next prev parent reply other threads:[~2017-02-23 22:58 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-09 16:39 [PATCH 0/8] ARM: sun8i: a33: Mali improvements Maxime Ripard
2017-02-09 16:39 ` [PATCH 1/8] ARM: sun8i: Fix the mali clock rate Maxime Ripard
2017-02-27 14:39 ` Maxime Ripard
2017-02-09 16:39 ` [PATCH 2/8] dt-bindings: gpu: mali: Add optional memory-region Maxime Ripard
2017-02-15 23:37 ` Rob Herring
2017-02-27 14:39 ` Maxime Ripard
2017-02-09 16:39 ` [PATCH 3/8] mm: cma: Export a few symbols Maxime Ripard
2017-02-09 19:20 ` Michal Hocko
2017-02-13 13:44 ` Maxime Ripard
2017-02-20 12:35 ` Michal Hocko
2017-02-23 22:58 ` Maxime Ripard [this message]
2017-02-09 16:39 ` [PATCH 4/8] drm/sun4i: Grab reserved memory region Maxime Ripard
2017-02-27 14:49 ` Maxime Ripard
2017-02-09 16:39 ` [PATCH 5/8] ARM: sun8i: a33: Add shared display memory pool Maxime Ripard
2017-02-09 16:39 ` [PATCH 6/8] dt-bindings: gpu: mali: Add optional OPPs Maxime Ripard
2017-02-15 23:42 ` Rob Herring
2017-02-27 14:39 ` Maxime Ripard
2017-02-09 16:39 ` [PATCH 7/8] ARM: sunxi: Select PM_OPP Maxime Ripard
2017-02-27 14:40 ` Maxime Ripard
2017-02-09 16:39 ` [PATCH 8/8] ARM: sun8i: a33: Add the Mali OPPs Maxime Ripard
2017-02-15 23:40 ` Rob Herring
2017-02-27 14:40 ` Maxime Ripard
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