diff options
Diffstat (limited to 'include/linux/sched.h')
-rw-r--r-- | include/linux/sched.h | 33 |
1 files changed, 24 insertions, 9 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 4240f6bfa812..1210fb0e45ff 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h | |||
@@ -763,15 +763,23 @@ enum cpu_idle_type { | |||
763 | #define SD_SERIALIZE 1024 /* Only a single load balancing instance */ | 763 | #define SD_SERIALIZE 1024 /* Only a single load balancing instance */ |
764 | #define SD_WAKE_IDLE_FAR 2048 /* Gain latency sacrificing cache hit */ | 764 | #define SD_WAKE_IDLE_FAR 2048 /* Gain latency sacrificing cache hit */ |
765 | 765 | ||
766 | #define BALANCE_FOR_MC_POWER \ | 766 | extern int sched_mc_power_savings, sched_smt_power_savings; |
767 | (sched_smt_power_savings ? SD_POWERSAVINGS_BALANCE : 0) | 767 | |
768 | static inline int sd_balance_for_mc_power(void) | ||
769 | { | ||
770 | if (sched_smt_power_savings) | ||
771 | return SD_POWERSAVINGS_BALANCE; | ||
768 | 772 | ||
769 | #define BALANCE_FOR_PKG_POWER \ | 773 | return 0; |
770 | ((sched_mc_power_savings || sched_smt_power_savings) ? \ | 774 | } |
771 | SD_POWERSAVINGS_BALANCE : 0) | ||
772 | 775 | ||
773 | #define test_sd_parent(sd, flag) ((sd->parent && \ | 776 | static inline int sd_balance_for_package_power(void) |
774 | (sd->parent->flags & flag)) ? 1 : 0) | 777 | { |
778 | if (sched_mc_power_savings | sched_smt_power_savings) | ||
779 | return SD_POWERSAVINGS_BALANCE; | ||
780 | |||
781 | return 0; | ||
782 | } | ||
775 | 783 | ||
776 | 784 | ||
777 | struct sched_group { | 785 | struct sched_group { |
@@ -1399,6 +1407,15 @@ struct task_struct { | |||
1399 | #endif | 1407 | #endif |
1400 | }; | 1408 | }; |
1401 | 1409 | ||
1410 | /* Test a flag in parent sched domain */ | ||
1411 | static inline int test_sd_parent(struct sched_domain *sd, int flag) | ||
1412 | { | ||
1413 | if (sd->parent && (sd->parent->flags & flag)) | ||
1414 | return 1; | ||
1415 | |||
1416 | return 0; | ||
1417 | } | ||
1418 | |||
1402 | /* | 1419 | /* |
1403 | * Priority of a process goes from 0..MAX_PRIO-1, valid RT | 1420 | * Priority of a process goes from 0..MAX_PRIO-1, valid RT |
1404 | * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH | 1421 | * priority is 0..MAX_RT_PRIO-1, and SCHED_NORMAL/SCHED_BATCH |
@@ -2256,8 +2273,6 @@ __trace_special(void *__tr, void *__data, | |||
2256 | extern long sched_setaffinity(pid_t pid, const struct cpumask *new_mask); | 2273 | extern long sched_setaffinity(pid_t pid, const struct cpumask *new_mask); |
2257 | extern long sched_getaffinity(pid_t pid, struct cpumask *mask); | 2274 | extern long sched_getaffinity(pid_t pid, struct cpumask *mask); |
2258 | 2275 | ||
2259 | extern int sched_mc_power_savings, sched_smt_power_savings; | ||
2260 | |||
2261 | extern void normalize_rt_tasks(void); | 2276 | extern void normalize_rt_tasks(void); |
2262 | 2277 | ||
2263 | #ifdef CONFIG_GROUP_SCHED | 2278 | #ifdef CONFIG_GROUP_SCHED |