Re: [PATCH] powerpc/86xx: Convert gef_pic_lock to raw_spinlock

2010-02-18 Thread Kumar Gala
On Feb 18, 2010, at 7:57 AM, Anton Vorontsov wrote: > Interrupt controllers' hooks are executed in the atomic context, so > they are not permitted to sleep (with RT kernels non-raw spinlocks are > sleepable). So, gef_pic_lock has to be a real (non-sleepable) spinlock. > > Signed-off-by: Anton Vo

Re: [PATCH] powerpc/86xx: Convert gef_pic_lock to raw_spinlock

2010-02-18 Thread Thomas Gleixner
On Thu, 18 Feb 2010, Anton Vorontsov wrote: > Interrupt controllers' hooks are executed in the atomic context, so > they are not permitted to sleep (with RT kernels non-raw spinlocks are > sleepable). So, gef_pic_lock has to be a real (non-sleepable) spinlock. > > Signed-off-by: Anton Vorontsov