Re: [PATCH 4/6] trace: Add tracepoints to reschedule interrupt handler
From
Peter Zijlstra <>
Date
Fri, 15 Jul 2011 10:48:02 +0200
On Fri, 2011-07-15 at 00:02 +0200, Frederic Weisbecker wrote: > > This is a part of overall effort to trace all the interrupts happening > > in a system to figure out what time is spent in kernel space versus user > > space.
How about you enable CONFIG_IRQ_TIME_ACCOUNTING and get all that?