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Date: Fri, 7 May 2010 20:33:53 +0100
From: Matthew Garrett <mjg@redhat.com>
To: Tony Lindgren <tony@atomide.com>
Cc: Daniel Walker <dwalker@fifo99.com>, Brian Swetland <swetland@google.com>,
       Alan Stern <stern@rowland.harvard.edu>,
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       Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [linux-pm] [PATCH 1/8] PM: Add suspend block api.
Message-ID: <20100507193353.GA27175@srcf.ucam.org>
References: <20100507020541.GH30928@atomide.com> <20100507171218.GA23142@srcf.ucam.org> <20100507173549.GF387@atomide.com> <20100507175025.GA23952@srcf.ucam.org> <20100507180152.GH387@atomide.com> <20100507182824.GA25198@srcf.ucam.org> <20100507184333.GL387@atomide.com> <20100507184621.GA25978@srcf.ucam.org> <1273259186.3542.93.camel@c-dwalke-linux.qualcomm.com> <20100507192837.GM387@atomide.com>
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On Fri, May 07, 2010 at 12:28:37PM -0700, Tony Lindgren wrote:
> * Daniel Walker <dwalker@fifo99.com> [100507 12:01]:
> > On Fri, 2010-05-07 at 19:46 +0100, Matthew Garrett wrote:
> > > Freezer cgroups would work better, but it doesn't really change the 
> > > point - if that application has an open network socket, how do you know 
> > > to resume that application when a packet comes in?
> 
> No idea, but that still sounds a better situation to me than
> trying to deal with that for a suspended system! :)

Suspend blocks deal with that problem. Nobody has yet demonstrated a 
workable alternative solution.

-- 
Matthew Garrett | mjg59@srcf.ucam.org