crashdump support in geom_mirror

Poul-Henning Kamp phk at phk.freebsd.dk
Sat Jan 15 13:53:05 PST 2005


In message <1105825795.8572.3.camel at genius2.i.cz>, Michal Mertl writes:
>Hello,
>
>is anyone working on kernel crash dump support for geom_mirror? How
>difficult is it going to be? I'm willing to invest some time doing the
>implementation but I don't know where to start. It seems to me it will
>be very different than normal crash dumps in controller drivers.

It is impossible at present and unlikely to ever materialize.  GEOM
requires context-switches to work.

-- 
Poul-Henning Kamp       | UNIX since Zilog Zeus 3.20
phk at FreeBSD.ORG         | TCP/IP since RFC 956
FreeBSD committer       | BSD since 4.3-tahoe    
Never attribute to malice what can adequately be explained by incompetence.


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