linux-kernel - Re: Oops with DCACHE_WORD

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Message-ID: <1336130491.3771.0.camel@localhost>
Date:	Fri, 04 May 2012 13:21:31 +0200
From:	Jana Saout <jana@...ut.de>
To:	Linus Torvalds <torvalds@...ux-foundation.org>
Cc:	"H. Peter Anvin" <hpa@...or.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	Nick Piggin <npiggin@...il.com>,
	Joel Becker <jlbec@...lplan.org>, linux-kernel@...r.kernel.org
Subject: Re: Oops with DCACHE_WORD_ACCESS and ocfs2, autofs4

Hello,

> Both of the early patches had the same issue, and didn't cover
> __d_lookup(). I had simply forgotten about it, partly because
> __d_lookup() didn't use the other helper functions from
> asm/word-at-a-time.h.
> 
> So run the later patch, together with the incremental change on top of
> it for just the __d_lookup() case.
> 
> Or take the patch from this email, which has all the changes,
> including the asm simplification that we talked about with Peter. It
> also has an optimistic "tested-by" line from you already ;)

... which seems justified.  No oopses or other weird behavior -
everything looks fine now. :)

Thanks,
	Jana


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