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From: "Rafael J. Wysocki" <rjw@sisk.pl>
To: Alan Stern <stern@rowland.harvard.edu>
Cc: Linux-pm mailing list <linux-pm@lists.linux-foundation.org>
Subject: Re: [RFC 2/2] PM: Lock all devices during suspend/hibernate
Date: Wed, 1 Aug 2007 17:37:52 +0200	[thread overview]
Message-ID: <200708011737.52513.rjw@sisk.pl> (raw)
In-Reply-To: <Pine.LNX.4.44L0.0708011008570.3764-100000@iolanthe.rowland.org>

On Wednesday, 1 August 2007 16:11, Alan Stern wrote:
> On Wed, 1 Aug 2007, Rafael J. Wysocki wrote:
> 
> > > +static DECLARE_RWSEM(device_registration_rwsem);
> > 
> > Is it only intended for device registration, or can it be used in some other
> > code paths too?
> 
> The patch uses it only for registration, since that's where it is 
> needed.  I suppose it could be used on other paths as well, if anybody 
> wanted to make something else mutually exclusive with suspend.  
> (Although then it probably ought to be renamed...)

That was exactly my thought.  Why don't we give it a more general name from
the start?

Greetings,
Rafael


-- 
"Premature optimization is the root of all evil." - Donald Knuth

  reply	other threads:[~2007-08-01 15:37 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-07-30 20:48 Suspend without the freezer Alan Stern
2007-07-31  3:52 ` Dmitry Torokhov
2007-07-31  9:05   ` Rafael J. Wysocki
2007-07-31 15:24     ` Alan Stern
2007-07-31 19:08       ` Rafael J. Wysocki
2007-07-31 20:48         ` [RFC 1/2] PM: merge drivers/base/power/{main, suspend, resume}.c Alan Stern
2007-07-31 22:15           ` Rafael J. Wysocki
2007-07-31 20:51         ` [RFC 2/2] PM: Lock all devices during suspend/hibernate Alan Stern
2007-07-31 22:20           ` Rafael J. Wysocki
2007-08-01 14:11             ` Alan Stern
2007-08-01 15:37               ` Rafael J. Wysocki [this message]
2007-08-01 17:58                 ` Alan Stern
2007-08-01 18:59                   ` Rafael J. Wysocki
2007-08-01  3:50       ` Re: Suspend without the freezer Paul Mackerras
2007-08-01 14:33         ` Alan Stern
2007-08-01 19:08           ` Rafael J. Wysocki
2007-08-01 20:16             ` Alan Stern
2007-07-31 14:58   ` Alan Stern

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