On Mon, 30 Jul 2007, Maksim Yevmenkin wrote: MY> > MY> > on some of my mobos -current hangs early (when starning init) if kbdmux is MY> > MY> > included in kernel (both on i386 and amd64); this seems to be some race, as MY> > MY> > hangs are not 100% reproducible. What info should I provide to debug? MY> > MY> MY> > MY> the usual suspects are MY> > MY> MY> > MY> 1) while (KBDMUX_CHECK_CHAR(kbd)) { ... } loop in kbdmux_kbd_event(). MY> > MY> could you please try to put some debug printf's into it and make sure MY> > MY> it does not stuck there. MY> > MY> > errrm. Added two printfs with ppsratecheck - and, as usual, 'specialist MY> > presense effect' is in place: no single hang since, both on stock GENERIC and MY> > my own stripped down kernel so far (approx 20 reboots). MY> > MY> > Will try further. MY> MY> if you remove your debug code and recompile kbdmux(4), does your MY> problem re-appear? Grrm. It does not (yet). Sincerely, D.Marck [DM5020, MCK-RIPE, DM3-RIPN] ------------------------------------------------------------------------ *** Dmitry Morozovsky --- D.Marck --- Wild Woozle --- marck_at_rinet.ru *** ------------------------------------------------------------------------Received on Tue Jul 31 2007 - 06:39:08 UTC
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