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author | Chris Redpath <chris.redpath@arm.com> | 2014-01-09 10:40:30 +0000 |
---|---|---|
committer | Jon Medhurst <tixy@linaro.org> | 2014-01-22 09:50:44 +0000 |
commit | ba8ed8301f5bca4a44c80e2173c66391b76898df (patch) | |
tree | 514f08b725183868060de1130a971bf4eac1b5b3 | |
parent | 257e5075a1433513bb354f202adcd2dea8a8dc08 (diff) |
sched: hmp: Change TC2 packing config to disabled default if present
Since TC2 power curves don't really have a utilisation hotspot where
packing makes sense, if it is present for a TC2 system at least make
it default to disabled.
Signed-off-by: Chris Redpath <chris.redpath@arm.com>
Signed-off-by: Jon Medhurst <tixy@linaro.org>
-rw-r--r-- | kernel/sched/fair.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c index 28debe3047b5..d89f4a8ddf41 100644 --- a/kernel/sched/fair.c +++ b/kernel/sched/fair.c @@ -3676,12 +3676,13 @@ unsigned int hmp_next_up_threshold = 4096; unsigned int hmp_next_down_threshold = 4096; #ifdef CONFIG_SCHED_HMP_LITTLE_PACKING -unsigned int hmp_packing_enabled = 1; #ifndef CONFIG_ARCH_VEXPRESS_TC2 +unsigned int hmp_packing_enabled = 1; unsigned int hmp_full_threshold = (NICE_0_LOAD * 9) / 8; #else /* TC2 has a sharp consumption curve @ around 800Mhz, so we aim to spread the load around that frequency. */ +unsigned int hmp_packing_enabled; unsigned int hmp_full_threshold = 650; /* 80% of the 800Mhz freq * NICE_0_LOAD */ #endif #endif |