On Monday 06 of September 2004 13:06, Ingo Molnar wrote:
> 
> i've released the -R6 patch:
> 
>   
http://redhat.com/~mingo/voluntary-preempt/voluntary-preempt-2.6.9-rc1-bk12-R6
> 
> Changes in -R6:
> 
>  - fixed a CONFIG_SMP + CONFIG_PREEMPT bug that had the potential to
>    cause spinlock related lockups. (UP kernels are unaffected.) This bug 
>    got introduced in -R5.
> 
> 2.6.9-rc1-bk12 patching order is:
>  
>     http://kernel.org/pub/linux/kernel/v2.6/linux-2.6.8.tar.bz2
>   + http://kernel.org/pub/linux/kernel/v2.6/testing/patch-2.6.9-rc1.bz2
>   + http://redhat.com/~mingo/voluntary-preempt/patch-2.6.9-rc1-bk12.bz2

I did as instructed, but it didn't compile (on a UP x86-64 system).  I got 
this:

  CC      arch/x86_64/kernel/irq.o
arch/x86_64/kernel/irq.c: In function `request_irq':
arch/x86_64/kernel/irq.c:498: warning: implicit declaration of function 
`setup_irq'
  CC      arch/x86_64/kernel/ptrace.o
  CC      arch/x86_64/kernel/i8259.o
arch/x86_64/kernel/i8259.c: In function `init_IRQ':
arch/x86_64/kernel/i8259.c:570: warning: implicit declaration of function 
`setup_irq'
  CC      arch/x86_64/kernel/ioport.o
  CC      arch/x86_64/kernel/ldt.o
  CC      arch/x86_64/kernel/setup.o
  CC      arch/x86_64/kernel/time.o
arch/x86_64/kernel/time.c: In function `time_init':
arch/x86_64/kernel/time.c:820: warning: implicit declaration of function 
`setup_irq'
  CC      arch/x86_64/kernel/sys_x86_64.o
[- snip -]
C      kernel/hardirq.o
kernel/hardirq.c: In function `recalculate_desc_flags':
kernel/hardirq.c:314: error: `SA_NODELAY' undeclared (first use in this 
function)
kernel/hardirq.c:314: error: (Each undeclared identifier is reported only once
kernel/hardirq.c:314: error: for each function it appears in.)
kernel/hardirq.c: In function `generic_setup_irq':
kernel/hardirq.c:344: error: `SA_NODELAY' undeclared (first use in this 
function)
kernel/hardirq.c: In function `threaded_read_proc':
kernel/hardirq.c:659: error: `SA_NODELAY' undeclared (first use in this 
function)
kernel/hardirq.c: In function `threaded_write_proc':
kernel/hardirq.c:677: error: `SA_NODELAY' undeclared (first use in this 
function)
make[1]: *** [kernel/hardirq.o] Error 1
make: *** [kernel] Error 2

The .config is attached.

Regards,
RJW

-- 
For a successful technology, reality must take precedence over public 
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					-- Richard P. Feynman