linux-kernel - Re: [PATCH v3 1/7] m68knommu: fix build error due to the lack of find_next_bit

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Date:	Tue, 3 May 2011 17:11:20 +0800
From:	Akinobu Mita <akinobu.mita@...il.com>
To:	Greg Ungerer <gerg@...pgear.com>
Cc:	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	akpm@...ux-foundation.org, arnd@...db.de,
	Greg Ungerer <gerg@...inux.org>, geert@...ux-m68k.org
Subject: Re: [PATCH v3 1/7] m68knommu: fix build error due to the lack of find_next_bit_le()

2011/5/3, Greg Ungerer <gerg@...pgear.com>:
> Hi Akinobu,
>
> On 27/04/11 23:20, Akinobu Mita wrote:
>> m68knommu can't build ext4, udf, and ocfs2 due to the lack of
>> find_next_bit_le().
>>
>> This implements find_next_bit_le() on m68knommu by duplicating the
>> generic find_next_bit_le() in lib/find_next_bit.c.
>
> Wouldn't the m68k specific implementation of this in
> arch/m68k/include/asm/bitops_mm.h be better?

find_next_bit_le() in bitops_mm.h has a bug
(Please see https://lkml.org/lkml/2011/4/3/43) and it is not fixed
in mainline yet. So I decided to use generic one for the safety.
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