30 Sep
2012
30 Sep
'12
8:54 a.m.
Hello, Viresh.
On Thu, Sep 27, 2012 at 02:34:05PM +0530, Viresh Kumar wrote:
- A cpu has programmed a timer and is IDLE now.
- CPU gets into interrupt handler due to timer and queues a work. As the CPU is currently IDLE, we can queue this work to some other CPU.
I'm still a bit confused, if the CPU is already running the IRQ handler, the CPU is not idle by definition. What am I missing here?
Thanks.
--
tejun