Re: fork_idle from wq cleanup

[Suresh Siddha]

On Tue, 2012-03-06 at 13:41 -0800, Venkatesh Pallipadi wrote:
> I looked at avoiding the wq stuff. But, there is no easy/clean way to do
> if as we have number of routines within copy_process assume current
> being the parent.
> 
> But, we can move most of the complication out of arch code into generic code
> and share it across multiple archs. Here is the patch for that.
> 
> We can easily add x86 percpu idle task on top of this cleanup (except for
> mini-circus to switch idle_task of CPU 0).
> 
> Sorry. The patches for ia64, mips, powerpc and s390 are untested and are in
> "should work" category.
> 
> Overall diffstat looks like
> ---
>  arch/ia64/kernel/smpboot.c |   49 ++---------------------------
>  arch/mips/kernel/smp.c     |   47 +---------------------------
>  arch/powerpc/kernel/smp.c  |   63 ++++----------------------------------
>  arch/s390/kernel/smp.c     |   38 +++--------------------
>  arch/x86/kernel/smpboot.c  |   74 ++++++---------------------------------------
>  include/linux/sched.h      |    1 
>  kernel/fork.c              |   48 +++++++++++++++++++++++++++++
>  7 files changed, 79 insertions(+), 241 deletions(-)
> 

Looks good to me.

Reviewed-by: Suresh Siddha <suresh.b.siddha@xxxxxxxxx>

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