Re: CVS commit: src/sys/arch/i386/i386

[yamt%mwd.biglobe.ne.jp@localhost (YAMAMOTO Takashi)]

hi,

> On Oct 31, 2011, at 1:42 PM, YAMAMOTO Takashi wrote:
> 
>> Module Name: src
>> Committed By:        yamt
>> Date:                Mon Oct 31 12:42:53 UTC 2011
>> 
>> Modified Files:
>>      src/sys/arch/i386/i386: dumpsys.c
>> 
>> Log Message:
>> dumpsys_seg: don't overwrite the previous mapping
> 
> With this change in place core dumps from ddb (reboot 104) no longer work
> on MP machines.
> 
> Before pmap_tlb_shootnow() always returned on the `tp->tp_count == 0' check.
> 
> Now it goes into the `remote' case and hangs hard trying to reach other CPUs.

thanks, i've reverted the changes for now.

YAMAMOTO Takashi

> 
> --
> Juergen Hannken-Illjes - hannken%eis.cs.tu-bs.de@localhost - TU Braunschweig 
> (Germany)