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From: Oliver Neukum <oliver@neukum.org>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: david-b@pacbell.net, lihong.hi@gmail.com,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] usb: use memdup_user()
Date: Wed, 6 May 2009 20:44:38 +0200	[thread overview]
Message-ID: <200905062044.38475.oliver@neukum.org> (raw)
In-Reply-To: <20090506113117.ba254f75.akpm@linux-foundation.org>

Am Mittwoch, 6. Mai 2009 20:31:17 schrieb Andrew Morton:
> > > There must be some particular action which flips the thread of control
> > > from one state to the other.  eg, taking of a lock.
> >
> > Basically assigning an interface to the storage or ub driver.
>
> That's hardly enough information for anyone to understand what you
> mean :(

But isn't that always the same? If you take a lock that a method in the block
IO takes, you must use GFP_NOIO. What exactly do you want me to explain
better?

	Regards
		Oliver




      reply	other threads:[~2009-05-06 18:44 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-05-03 16:00 Li Hong
2009-05-03 16:28 ` Oliver Neukum
2009-05-03 17:09 ` Oliver Neukum
2009-05-04  3:38   ` Li Hong
2009-05-04  6:54     ` Oliver Neukum
2009-05-04  7:02       ` David Brownell
2009-05-04  7:41         ` Pekka Enberg
2009-05-04 14:53           ` Greg KH
2009-05-04 15:13             ` Li Hong
2009-05-05  8:50             ` Oliver Neukum
2009-05-04 14:01         ` Oliver Neukum
2009-05-05  6:11           ` Andrew Morton
2009-05-05 10:44             ` Oliver Neukum
2009-05-05 17:22               ` Andrew Morton
2009-05-06 13:34                 ` Oliver Neukum
2009-05-06 18:31                   ` Andrew Morton
2009-05-06 18:44                     ` Oliver Neukum [this message]

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