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| author | Tim Chen <tim.c.chen@linux.intel.com> | 2016-11-22 21:23:57 +0100 |
|---|---|---|
| committer | Thomas Gleixner <tglx@linutronix.de> | 2016-11-24 20:44:20 +0100 |
| commit | d3d37d850d1d77bd66bceb8326e6353d3314b270 (patch) | |
| tree | 296db59a8a7f9252156cd898ffdf65033fa128a5 /drivers | |
| parent | x86/sysctl: Add sysctl for ITMT scheduling feature (diff) | |
| download | linux-d3d37d850d1d77bd66bceb8326e6353d3314b270.tar.xz linux-d3d37d850d1d77bd66bceb8326e6353d3314b270.zip | |
x86/sched: Add SD_ASYM_PACKING flags to x86 ITMT CPU
Some Intel cores in a package can be boosted to a higher turbo frequency
with ITMT 3.0 technology. The scheduler can use the asymmetric packing
feature to move tasks to the more capable cores.
If ITMT is enabled, add SD_ASYM_PACKING flag to the thread and core
sched domains to enable asymmetric packing.
Co-developed-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Tim Chen <tim.c.chen@linux.intel.com>
Cc: linux-pm@vger.kernel.org
Cc: peterz@infradead.org
Cc: jolsa@redhat.com
Cc: rjw@rjwysocki.net
Cc: linux-acpi@vger.kernel.org
Cc: Srinivas Pandruvada <srinivas.pandruvada@linux.intel.com>
Cc: bp@suse.de
Link: http://lkml.kernel.org/r/9bbb885bedbef4eb50e197305eb16b160cff0831.1479844244.git.tim.c.chen@linux.intel.com
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Diffstat (limited to 'drivers')
0 files changed, 0 insertions, 0 deletions