Re: [PATCH] powerpc/85xx: Convert socrates_fpga_pic_lock to raw_spinlock
From: Thomas Gleixner <hidden>
Date: 2010-02-18 16:33:23
From: Thomas Gleixner <hidden>
Date: 2010-02-18 16:33:23
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, socrates_fpga_pic_lock has to be a real (non-sleepable) spinlock. Signed-off-by: Anton Vorontsov <redacted>
Acked-by: Thomas Gleixner <redacted>