Messages in this thread | | | Date | Tue, 17 May 2022 16:11:00 +0200 | From | Petr Mladek <> | Subject | Re: [PATCH 21/30] panic: Introduce the panic pre-reboot notifier list |
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On Mon 2022-05-16 13:33:51, Guilherme G. Piccoli wrote: > On 16/05/2022 13:18, Luck, Tony wrote: > >> [...] > > Would it be possible to have some global "kdump is configured + enabled" flag? > > > > Then notifiers could make an informed choice on whether to deep dive to > > get all the possible details (when there is no kdump) or just skim the high > > level stuff (to maximize chance of getting a successful kdump). > > > > -Tony > > Good idea Tony! What if I wire a kexec_crash_loaded() in the notifier?
I like this idea.
One small problem is that kexec_crash_loaded() has valid result only under kexec_mutex. On the other hand, it should stay true once loaded so that the small race window should be innocent.
> With that, are you/Petr/Dinh OK in moving it for the info list?
Sounds good to me.
Best Regards, Petr
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