From 805cd22eb9583894d9241a69779996210c127b7c Mon Sep 17 00:00:00 2001 From: Alex Van Brunt Date: Wed, 7 May 2014 09:43:46 -0700 Subject: sched: add event for context switch end Add a trace envent for the end of a context switch. The makes it possible to account for the time spent context switching using the event log. Change-Id: Idc7bcc47cf51d5e2200e2f9380ba0100e1e56884 Signed-off-by: Alex Van Brunt Reviewed-on: http://git-master/r/407689 GVS: Gerrit_Virtual_Submit --- kernel/sched/core.c | 1 + 1 file changed, 1 insertion(+) (limited to 'kernel') diff --git a/kernel/sched/core.c b/kernel/sched/core.c index d10482a0c683..3bfa39888f70 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -2047,6 +2047,7 @@ context_switch(struct rq *rq, struct task_struct *prev, * frame will be invalid. */ finish_task_switch(this_rq(), prev); + trace_sched_switch_end(0); } /* -- cgit v1.2.3