linux-kernel - Re: bug in kernel 2.6.21-rc1-git1: conventional floppy drive cannot be mounted without hanging up the whole system

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Message-ID: <20070226180635.GA644@tv-sign.ru>
Date:	Mon, 26 Feb 2007 21:06:35 +0300
From:	Oleg Nesterov <oleg@...sign.ru>
To:	Stephane Eranian <eranian@....hp.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	linux-kernel@...r.kernel.org
Subject: Re: bug in kernel 2.6.21-rc1-git1: conventional floppy drive cannot be mounted without hanging up the whole system

Stephane Eranian wrote:
>
> On Mon, Feb 26, 2007 at 09:10:22AM -0800, Linus Torvalds wrote:
> >
> > It is in fact possible that the floppy failure might just be from some
> > timing-dependent thing, and the slowdown itself is the problem.
> >
> > Although I do find that a bit unlikely, since machines these days are
> > about a million times faster than they used to be, so even if it's
> > unnecessarily slow, it shouldn't be noticeable for a floppy drive.
> >
> I don't know enough about the floppy driver to comment on this but I would
> agree with you here.

I know nothing about floppy, but I guess the reason is floppy_disable_hlt().

Sorry for the offtopic question, is it really needed? According to grep, floppy
is the only one user of disable_hlt().

Oleg.

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