linux-kernel - Re: [PATCH 22/22] bitops: remove minix bitops from asm/bitops.h

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Message-ID: <AANLkTimB77RRcJfNcX-w7E+mKiKmNzR661SrP8G09y7A@mail.gmail.com>
Date:	Sat, 16 Oct 2010 22:47:49 +0900
From:	Akinobu Mita <akinobu.mita@...il.com>
To:	Andreas Schwab <schwab@...ux-m68k.org>
Cc:	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Arnd Bergmann <arnd@...db.de>, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, Christoph Hellwig <hch@...radead.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	"Linux/m68k" <linux-m68k@...r.kernel.org>
Subject: Re: [PATCH 22/22] bitops: remove minix bitops from asm/bitops.h

2010/10/16 Andreas Schwab <schwab@...ux-m68k.org>:
> Akinobu Mita <akinobu.mita@...il.com> writes:
>
>> m68knommu is big-endian minixfs but m68k (mmu) is little-endian minixfs
>> if I read arch/m68k/include/asm/bitops_{mm,no}.h correctly.
>
> Don't be confused by ^16, this is for the 16bit/32bit indexing
> correction.  The nommu version uses big-endian 32bit indexing which yet
> another format.

Oh, I see. I misunderstood.

So we need a special handling for it to keep compatibility.
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