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-rw-r--r--init/Kconfig5
-rw-r--r--kernel/sched/core.c7
-rw-r--r--kernel/sched/fair.c2
-rw-r--r--kernel/sched/pelt.c2
-rw-r--r--kernel/sched/pelt.h2
-rw-r--r--kernel/sched/sched.h5
6 files changed, 13 insertions, 10 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 1e234e2f1cba..317d5ccb5191 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -415,6 +415,11 @@ config IRQ_TIME_ACCOUNTING
If in doubt, say N here.
+config HAVE_SCHED_AVG_IRQ
+ def_bool y
+ depends on IRQ_TIME_ACCOUNTING || PARAVIRT_TIME_ACCOUNTING
+ depends on SMP
+
config BSD_PROCESS_ACCT
bool "BSD Process Accounting"
depends on MULTIUSER
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index ad97f3ba5ec5..f2caf1bae4a3 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -135,9 +135,8 @@ static void update_rq_clock_task(struct rq *rq, s64 delta)
* In theory, the compile should just see 0 here, and optimize out the call
* to sched_rt_avg_update. But I don't trust it...
*/
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
- s64 steal = 0, irq_delta = 0;
-#endif
+ s64 __maybe_unused steal = 0, irq_delta = 0;
+
#ifdef CONFIG_IRQ_TIME_ACCOUNTING
irq_delta = irq_time_read(cpu_of(rq)) - rq->prev_irq_time;
@@ -177,7 +176,7 @@ static void update_rq_clock_task(struct rq *rq, s64 delta)
rq->clock_task += delta;
-#ifdef HAVE_SCHED_AVG_IRQ
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
if ((irq_delta + steal) && sched_feat(NONTASK_CAPACITY))
update_irq_load_avg(rq, irq_delta + steal);
#endif
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 1d92ed2eca8b..d59307ecd67d 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -7317,7 +7317,7 @@ static inline bool others_have_blocked(struct rq *rq)
if (READ_ONCE(rq->avg_dl.util_avg))
return true;
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
if (READ_ONCE(rq->avg_irq.util_avg))
return true;
#endif
diff --git a/kernel/sched/pelt.c b/kernel/sched/pelt.c
index 35475c0c5419..48a126486435 100644
--- a/kernel/sched/pelt.c
+++ b/kernel/sched/pelt.c
@@ -358,7 +358,7 @@ int update_dl_rq_load_avg(u64 now, struct rq *rq, int running)
return 0;
}
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
/*
* irq:
*
diff --git a/kernel/sched/pelt.h b/kernel/sched/pelt.h
index d2894db28955..7e56b489ff32 100644
--- a/kernel/sched/pelt.h
+++ b/kernel/sched/pelt.h
@@ -6,7 +6,7 @@ int __update_load_avg_cfs_rq(u64 now, int cpu, struct cfs_rq *cfs_rq);
int update_rt_rq_load_avg(u64 now, struct rq *rq, int running);
int update_dl_rq_load_avg(u64 now, struct rq *rq, int running);
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
int update_irq_load_avg(struct rq *rq, u64 running);
#else
static inline int
diff --git a/kernel/sched/sched.h b/kernel/sched/sched.h
index 632804fa0b12..798b1afd5092 100644
--- a/kernel/sched/sched.h
+++ b/kernel/sched/sched.h
@@ -862,8 +862,7 @@ struct rq {
struct sched_avg avg_rt;
struct sched_avg avg_dl;
-#if defined(CONFIG_IRQ_TIME_ACCOUNTING) || defined(CONFIG_PARAVIRT_TIME_ACCOUNTING)
-#define HAVE_SCHED_AVG_IRQ
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
struct sched_avg avg_irq;
#endif
u64 idle_stamp;
@@ -2223,7 +2222,7 @@ static inline unsigned long cpu_util_rt(struct rq *rq)
}
#endif
-#ifdef HAVE_SCHED_AVG_IRQ
+#ifdef CONFIG_HAVE_SCHED_AVG_IRQ
static inline unsigned long cpu_util_irq(struct rq *rq)
{
return rq->avg_irq.util_avg;

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