Re: [PATCH -mm] kexec jump -v9

[Pavel Machek]

On Thu 2008-05-15 15:03:17, Eric W. Biederman wrote:
> "Rafael J. Wysocki" <rjw@xxxxxxx> writes:
> 
> > Well, it looks like we do similar things concurrently.  Please have a look 
> > here: http://kerneltrap.org/Linux/Separating_Suspend_and_Hibernation
> 
> Yes.  Part of the reason I wanted to separate these two conversations
> I knew something was going on.
> 
> > Similar patches are in the Greg's tree already.
> 
> Taking a look.
> 
> I just can't get past the fact in that the only reason hibernation can
> not use the widely implemented and tested probe/remove is because of
> filesystems on block devices, and that you are proposing to add 4
> methods for each and every driver to handle that case, when they
> don't need ANYTHING!
> 
> I wonder how hard teaching the upper layers to deal with
> hotplug/remove is?

It looked _too_ hard when I was looking... at least if we are thinking
off "keep the filesystem mounted over unplug-replug".

Or do you have something else in mind?
									Pavel
-- 
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