From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Thu, 6 Nov 2008 09:43:40 -0500 (EST) From: Alan Stern Subject: Re: [linux-pm] [PATCH] hibernation should work ok with memory hotplug In-Reply-To: <20081106091441.6517c072.kamezawa.hiroyu@jp.fujitsu.com> Message-ID: MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: "Rafael J. Wysocki" , Nigel Cunningham , Tolentino , Hansen , linux-pm@lists.osdl.org, Matt@smtp1.linux-foundation.org, Dave Hansen , linux-mm@kvack.org, Dave@smtp1.linux-foundation.org, Mel Gorman , Andy@smtp1.linux-foundation.org, Whitcroft , Yasunori Goto , pavel@suse.cz, Andrew Morton , linux-kernel@vger.kernel.org List-ID: On Thu, 6 Nov 2008, KAMEZAWA Hiroyuki wrote: > Am I missing some ? Current linux can know PCI/USB hotplug while the > system is suspended ? With some machines, yes, it can. Some computers provide minimal "suspend current" to devices while the system is hibernating. This allows the hardware to detect and remember hotplug events, which can then be handled when the system wakes up. Alan Stern -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org