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Commit a0a522ce authored by Henrik Austad's avatar Henrik Austad Committed by Ingo Molnar
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sched: idle_at_tick is only used when CONFIG_SMP is set 



Impact: struct rq size optimization

The idle_at_tick in struct rq is only used in SMP settings
and it does not make sense to have this in the rq in an UP setup.

Signed-off-by: default avatarHenrik Austad <henrik@austad.us>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
parent 5274f835

kernel/sched.c

+1 −1
Original line number Diff line number Diff line
@@ -555,7 +555,6 @@ struct rq { 
	unsigned long nr_running;

	#define CPU_LOAD_IDX_MAX 5

	unsigned long cpu_load[CPU_LOAD_IDX_MAX];

	unsigned char idle_at_tick;

#ifdef CONFIG_NO_HZ

	unsigned long last_tick_seen;

	unsigned char in_nohz_recently;
@@ -596,6 +595,7 @@ struct rq { 
	struct root_domain *rd;

	struct sched_domain *sd;



	unsigned char idle_at_tick;

	/* For active balancing */

	int active_balance;

	int push_cpu;