linux-kernel - Re: [PATCH v3 25/29] nios2: Module support

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Message-ID: <75377.1410297958@turing-police.cc.vt.edu>
Date:	Tue, 09 Sep 2014 17:25:58 -0400
From:	Valdis.Kletnieks@...edu
To:	Ley Foon Tan <lftan@...era.com>
Cc:	linux-arch@...r.kernel.org, linux-kernel@...r.kernel.org,
	linux-doc@...r.kernel.org, lftan.linux@...il.com,
	cltang@...esourcery.com
Subject: Re: [PATCH v3 25/29] nios2: Module support

On Mon, 08 Sep 2014 17:22:36 +0800, Ley Foon Tan said:
> This patch adds support for loadable modules.
>
> Signed-off-by: Ley Foon Tan <lftan@...era.com>

> +/*
> + * Modules should NOT be allocated with kmalloc for (obvious) reasons.
> + * But we do it for now to avoid relocation issues. CALL26/PCREL26 cannot reach
> + * from 0x80000000 (vmalloc area) to 0xc00000000 (kernel) (kmalloc returns
> + * addresses in 0xc0000000)
> + */

That's a nice scary comment to see. :)

What's the long-term plan here?

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