Messages in this thread | | | Subject | Re: 2.5.69-mm1 | From | Steven Cole <> | Date | 06 May 2003 10:35:50 -0600 |
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On Tue, 2003-05-06 at 09:36, Eric W. Biederman wrote: > Andrew Morton <akpm@digeo.com> writes: > > > Steven Cole <elenstev@mesatop.com> wrote: > > > > > > I have one machine for testing which is running X, and a kexec reboot > > > glitches the video system when initiated from runlevel 5. Kexec works fine > > > from runlevel 3. > > > > Yes, there are a lot of driver issues with kexec. Device drivers will assume > > that the hardware is in the state which the BIOS left behind. > > > > In this case, the Linus device driver's shutdown functions are obviously not > > leaving the card in a pristine state. A lot of drivers _do_ do this > > correctly. But some don't. > > > > It seems that kexec is really supposed to be invoked from run level 1. ie: > > you run all your system's shutdown scripts before switching. If you'd done > > that then you wouldn't have been running X and all would be well. > > > > do-kexec.sh is for the very impatient ;) > > The biggest issue with kexec when you are in X is that nothing > tells X to shutdown. So you have to at least shutdown X manually. > > Eric
Thanks for the answers. Kexec is pretty cool as it stands. I hope Linus merges it soon.
Steven "very impatient" Cole
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