linux-kernel - Re: Sync writeback still broken

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Message-ID: <AANLkTim__sKhnJoHFKvDHEZ0=OXjEtDqDsPx7CbixjzW@mail.gmail.com>
Date:	Fri, 29 Oct 2010 18:30:40 -0700
From:	Linus Torvalds <torvalds@...ux-foundation.org>
To:	Jan Engelhardt <jengelh@...ozas.de>
Cc:	Jan Kara <jack@...e.cz>, Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>, stable@...nel.org,
	Greg KH <gregkh@...e.de>, Jens Axboe <jaxboe@...ionio.com>
Subject: Re: Sync writeback still broken

On Fri, Oct 29, 2010 at 6:16 PM, Linus Torvalds
<torvalds@...ux-foundation.org> wrote:
>
> I dunno. Who even uses WB_SYNC_ALL? It's just "sync()" itself, isn't
> it? And "umount()", I guess. I didn't actually look at the code.

Hmm. The test-case Jan provided doesn't seem to do sync() or anything,
so either this is different from his original email issues, or there's
some external "sync()" going on unmentioned. Or something else
entirely?

                Linus
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