Messages in this thread |  | | Date | Wed, 20 Feb 2008 16:46:32 -0800 | | From | Greg KH <> | | Subject | Re: 2.6.25-rc2 System no longer powers off after suspend-to-disk. Screen becomes green. |
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On Thu, Feb 21, 2008 at 11:40:06AM +1100, Nigel Cunningham wrote: > Hi. > > Matthew Garrett wrote: >> On Thu, Feb 21, 2008 at 09:45:02AM +1100, Nigel Cunningham wrote: >>> - people keep talking about hibernating to an ext3 fs mounted on fuse as >>> a limitation of the freezer. To do that with kexec, you're still going to >>> have to bmap the ext3 fs and pass the block list (in which case we can >>> also do it without kexec) or umount all the ext3/fuse part and remount in >>> the kexec'd kernel. Sort of defeats the purpose, doesn't it? >> No, with a freezer-based model you can basically *never* suspend to >> anything related to FUSE or a userspace USB device or anything involving >> userspace iSCSI initiators or whatever. Sure, there are cases where moving >> away from the current model doesn't buy you anything, but that doesn't >> mean that the current model is a good thing. It's not. The freezer is a >> fundamentally broken concept. > > Putting drivers and filesystems in userspace is the fundamentally broken > concept. Not just when it comes to the freezer. The whole idea is > inherently racy.
Racy with regards to other things becides trying to suspend a machine? If so, what?
thanks,
greg k-h
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