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sched: idle_at_tick is only used when CONFIG_SMP is set

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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: Henrik Austad <henrik@austad.us>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
This commit is contained in:
Henrik Austad
2009-02-13 20:35:45 +01:00
committed by Ingo Molnar
parent 5274f8354d
commit a0a522ce3d
1 changed files with 1 additions and 1 deletions
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2
kernel/sched.c
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@@ -555,7 +555,6 @@ struct rq {
unsigned long nr_running; unsigned long nr_running;
#define CPU_LOAD_IDX_MAX 5 #define CPU_LOAD_IDX_MAX 5
unsigned long cpu_load[CPU_LOAD_IDX_MAX]; unsigned long cpu_load[CPU_LOAD_IDX_MAX];
unsigned char idle_at_tick;
#ifdef CONFIG_NO_HZ #ifdef CONFIG_NO_HZ
unsigned long last_tick_seen; unsigned long last_tick_seen;
unsigned char in_nohz_recently; unsigned char in_nohz_recently;
@@ -596,6 +595,7 @@ struct rq {
struct root_domain *rd; struct root_domain *rd;
struct sched_domain *sd; struct sched_domain *sd;
unsigned char idle_at_tick;
/* For active balancing */ /* For active balancing */
int active_balance; int active_balance;
int push_cpu; int push_cpu;