diff options
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/sched.h | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/include/linux/sched.h b/include/linux/sched.h index 9c96ef2f7e68..651dded25720 100644 --- a/include/linux/sched.h +++ b/include/linux/sched.h | |||
@@ -798,18 +798,19 @@ enum cpu_idle_type { | |||
798 | #define SCHED_LOAD_SCALE_FUZZ SCHED_LOAD_SCALE | 798 | #define SCHED_LOAD_SCALE_FUZZ SCHED_LOAD_SCALE |
799 | 799 | ||
800 | #ifdef CONFIG_SMP | 800 | #ifdef CONFIG_SMP |
801 | #define SD_LOAD_BALANCE 1 /* Do load balancing on this domain. */ | 801 | #define SD_LOAD_BALANCE 0x0001 /* Do load balancing on this domain. */ |
802 | #define SD_BALANCE_NEWIDLE 2 /* Balance when about to become idle */ | 802 | #define SD_BALANCE_NEWIDLE 0x0002 /* Balance when about to become idle */ |
803 | #define SD_BALANCE_EXEC 4 /* Balance on exec */ | 803 | #define SD_BALANCE_EXEC 0x0004 /* Balance on exec */ |
804 | #define SD_BALANCE_FORK 8 /* Balance on fork, clone */ | 804 | #define SD_BALANCE_FORK 0x0008 /* Balance on fork, clone */ |
805 | #define SD_WAKE_IDLE 16 /* Wake to idle CPU on task wakeup */ | 805 | #define SD_WAKE_IDLE 0x0010 /* Wake to idle CPU on task wakeup */ |
806 | #define SD_WAKE_AFFINE 32 /* Wake task to waking CPU */ | 806 | #define SD_WAKE_AFFINE 0x0020 /* Wake task to waking CPU */ |
807 | #define SD_WAKE_BALANCE 64 /* Perform balancing at task wakeup */ | 807 | #define SD_WAKE_BALANCE 0x0040 /* Perform balancing at task wakeup */ |
808 | #define SD_SHARE_CPUPOWER 128 /* Domain members share cpu power */ | 808 | #define SD_SHARE_CPUPOWER 0x0080 /* Domain members share cpu power */ |
809 | #define SD_POWERSAVINGS_BALANCE 256 /* Balance for power savings */ | 809 | #define SD_POWERSAVINGS_BALANCE 0x0100 /* Balance for power savings */ |
810 | #define SD_SHARE_PKG_RESOURCES 512 /* Domain members share cpu pkg resources */ | 810 | #define SD_SHARE_PKG_RESOURCES 0x0200 /* Domain members share cpu pkg resources */ |
811 | #define SD_SERIALIZE 1024 /* Only a single load balancing instance */ | 811 | #define SD_SERIALIZE 0x0400 /* Only a single load balancing instance */ |
812 | #define SD_WAKE_IDLE_FAR 2048 /* Gain latency sacrificing cache hit */ | 812 | #define SD_WAKE_IDLE_FAR 0x0800 /* Gain latency sacrificing cache hit */ |
813 | #define SD_PREFER_SIBLING 0x1000 /* Prefer to place tasks in a sibling domain */ | ||
813 | 814 | ||
814 | enum powersavings_balance_level { | 815 | enum powersavings_balance_level { |
815 | POWERSAVINGS_BALANCE_NONE = 0, /* No power saving load balance */ | 816 | POWERSAVINGS_BALANCE_NONE = 0, /* No power saving load balance */ |
@@ -829,7 +830,7 @@ static inline int sd_balance_for_mc_power(void) | |||
829 | if (sched_smt_power_savings) | 830 | if (sched_smt_power_savings) |
830 | return SD_POWERSAVINGS_BALANCE; | 831 | return SD_POWERSAVINGS_BALANCE; |
831 | 832 | ||
832 | return 0; | 833 | return SD_PREFER_SIBLING; |
833 | } | 834 | } |
834 | 835 | ||
835 | static inline int sd_balance_for_package_power(void) | 836 | static inline int sd_balance_for_package_power(void) |
@@ -837,7 +838,7 @@ static inline int sd_balance_for_package_power(void) | |||
837 | if (sched_mc_power_savings | sched_smt_power_savings) | 838 | if (sched_mc_power_savings | sched_smt_power_savings) |
838 | return SD_POWERSAVINGS_BALANCE; | 839 | return SD_POWERSAVINGS_BALANCE; |
839 | 840 | ||
840 | return 0; | 841 | return SD_PREFER_SIBLING; |
841 | } | 842 | } |
842 | 843 | ||
843 | /* | 844 | /* |