From: Andrew Morton <akpm@osdl.org>
To: Luke Yang <luke.adi@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Two bugs in kernel 2.6.15-rc5
Date: Sat, 17 Dec 2005 12:36:57 -0800 [thread overview]
Message-ID: <20051217123657.2289c084.akpm@osdl.org> (raw)
In-Reply-To: <489ecd0c0512131837p654b7d8bqd63cd3342542d1da@mail.gmail.com>
Luke Yang <luke.adi@gmail.com> wrote:
>
> Hi all,
>
> During porting Blackfin architecture to latest kernel, I found two issues:
>
> 1. kernel/futex.c invokes handle_mm_fault() function, which calls
> __handle_mm_fault(). But __handle_mm_fault() is defined in
> mm/memory.c, which is only compiled when CONFIG_MMU is defined. So
> those without MMUs can not use futex any more.
>
> How do you think this shall be fixed? Use #ifdef CONFIG_MMU ... #endif?
See frv-make-futex-code-compilable-on-nommu.patch from recent -mm kernels.
prev parent reply other threads:[~2005-12-17 20:37 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-12-14 2:37 Luke Yang
2005-12-17 20:36 ` Andrew Morton [this message]
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