From: Christoph Hellwig <hch@infradead.org>
To: Christoph Hellwig <hch@infradead.org>,
Anton Salikhmetov <alexo@tuxera.com>,
linux-kernel@vger.kernel.org
Subject: Re: hfsplus mount regression in 2.6.38
Date: Thu, 30 Jun 2011 09:12:38 -0400 [thread overview]
Message-ID: <20110630131238.GA9478@infradead.org> (raw)
In-Reply-To: <20110630131012.GA19309@thinkpad-t410>
On Thu, Jun 30, 2011 at 02:10:12PM +0100, Seth Forshee wrote:
> > I'm be rather surprised if we actually need the read modify write
> > cycles. I've not seen any filesystem that doesn't align it's metadata
> > to the sector size yet.
>
> I agree. What I was more concerned about was that if you had e.g. a 2 KB
> sector device, metadata could possibly end up in the filesystem cache
> along with some file data in an adjacent block, and that as a result you
> could overwrite that data structure with stale data.
Given that all other metadata in hfsplus is part of an inode with it's
own address space we would have done that already before.
prev parent reply other threads:[~2011-06-30 13:12 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-25 14:25 hfsplus mount regression in 2.6.38 Seth Forshee
2011-05-27 9:25 ` Christoph Hellwig
2011-05-27 13:23 ` Seth Forshee
2011-05-27 18:24 ` Seth Forshee
2011-06-02 21:58 ` Seth Forshee
2011-06-30 11:35 ` Christoph Hellwig
2011-06-30 13:10 ` Seth Forshee
2011-06-30 13:12 ` Christoph Hellwig [this message]
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