Re: kern/56568: ipmi.c 1.7 causes large boot delays

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

On Tue, Dec 03, 2024 at 11:42:10AM +0100, Manuel Bouyer wrote:
> On Tue, Dec 03, 2024 at 01:00:57AM +0000, Taylor R Campbell wrote:
> > The attached patch -- compile-tested only -- tries to resolve the
> > present conflict between long ipmi(4) initialization time and early
> > use of wdogctl(8) at boot by:
> > 
> > (a) allowing boot to proceed with config_pending_decr sooner, before
> >     device initialization has completed; and
> > 
> > (b) making watchdog configuration wait until initialization has
> >     completed.
> > 
> > Testing welcome!
> 
> Looks fine on a supermicro board:
> ...
> [   1.0000000] ipmi0 at mainbus0
> ...
> [   4.8031702] root file system type: ffs
> [   4.8231724] kern.module.path=/stand/amd64/10.0/modules
> [   5.1331493] entropy: best effort
> Tue Dec  3 11:39:01 MET 2024
> rcorder: could not open /etc/rc.d/xenbackendd: No such file or directory
> rcorder: could not open /etc/rc.d/xend: No such file or directory
> Starting watchdog timer.
> [  13.1031692] ipmi0: ID 32.1 IPMI 2.0 Available
> Starting root file system check:
> 
> "Starting watchdog timer" did cause the 8s pause 

Forgot to mention; this is patched netbsd-10 kernel, not head

-- 
Manuel Bouyer <bouyer%antioche.eu.org@localhost>
     NetBSD: 26 ans d'experience feront toujours la difference
--