Messages in this thread | | | Subject | Re: fork_idle from wq cleanup | From | Suresh Siddha <> | Date | Tue, 06 Mar 2012 22:06:21 -0800 |
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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@intel.com>
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