Re: Found a problem with new source code

John Baldwin wrote:

>On 11-Nov-2003 Jason wrote:
>  
>
>>I just wanted to let someone know that my buildworld fails at
>>/usr/src/sys/boot/i386/boot2/boot2.c at line 362.  I get an undefined
>>error for RB_BOOTINFO, by adding #define RB_BOOTINFO 0x1f it worked.
>>Also it failed at sendmail.fc or something, I don't use send mail so I
>>just did not build it.  It looks like someone already reported the
>>device apic problem.  I just tryed option smp and device apic on my
>>single proc athlon, panic on boot unless I chose no apic or is it no
>>acpi(?) at boot.
>>    
>>
>
>No ACPI is what you can choose at boot.  Can you post the panic message?
>
>  
>
>>By the way, why adding the smp options do any good for my machine?  I
>>mostly care about speed, but it seems it might just make the os unstable
>>for me.
>>    
>>
>
>You can always compile a custom kernel without SMP if you wish.  device
>apic can be helpful because PCI devices do not have to share interrupts.
>Enabling SMP in GENERIC means that SMP machines now work out of the box.
>It also means that a sysadmin can use one kernel across both UP and SMP
>machines in a hetergeneous environment which can ease system
>administration in some cases.
>
>  
>
I like the idea of not sharing irqs.  Can I have apic without smp on?
Thanks,
Jason