linux/init
Srivatsa Vaddagiri 26c2154816 ANDROID: sched: Introduce Window Assisted Load Tracking (WALT)
use a window based view of time in order to track task
demand and CPU utilization in the scheduler.

Window Assisted Load Tracking (WALT) implementation credits:
 Srivatsa Vaddagiri, Steve Muckle, Syed Rameez Mustafa, Joonwoo Park,
 Pavan Kumar Kondeti, Olav Haugan

2016-03-06: Integration with EAS/refactoring by Vikram Mulukutla
            and Todd Kjos

Change-Id: I21408236836625d4e7d7de1843d20ed5ff36c708

Includes fixes for issues:

eas/walt: Use walt_ktime_clock() instead of ktime_get_ns() to avoid a
race resulting in watchdog resets
BUG: 29353986
Change-Id: Ic1820e22a136f7c7ebd6f42e15f14d470f6bbbdb

Handle walt accounting anomoly during resume

During resume, there is a corner case where on wakeup, a task's
prev_runnable_sum can go negative. This is a workaround that
fixes the condition and warns (instead of crashing).

BUG: 29464099
Change-Id: I173e7874324b31a3584435530281708145773508

Signed-off-by: Todd Kjos <tkjos@google.com>
Signed-off-by: Srinath Sridharan <srinathsr@google.com>
Signed-off-by: Juri Lelli <juri.lelli@arm.com>
[jstultz: fwdported to 4.4]
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Andres Oportus <andresoportus@google.com>
2017-01-31 10:46:58 -08:00
..
calibrate.c kernel: add calibration_delay_done() 2014-06-16 12:47:39 -06:00
do_mounts_dm.c ANDROID: dm: fix dm_substitute_devices() 2017-01-27 13:55:16 -08:00
do_mounts_initrd.c init/do_mounts: initrd_load() can be boolean 2016-01-20 17:09:18 -08:00
do_mounts_md.c init: disable sparse checking of the mount.o source files 2012-05-31 17:49:27 -07:00
do_mounts_rd.c init: use pr_cont() when displaying rotator during ramdisk loading. 2016-11-24 09:32:20 -08:00
do_mounts.c CHROMIUM: dm: boot time specification of dm= 2017-01-27 13:55:15 -08:00
do_mounts.h CHROMIUM: dm: boot time specification of dm= 2017-01-27 13:55:15 -08:00
init_task.c sched/core: Allow putting thread_info into task_struct 2016-09-15 08:25:13 +02:00
initramfs.c ANDROID: initramfs: Add skip_initramfs command line option 2017-01-27 13:52:19 -08:00
Kconfig ANDROID: sched: Introduce Window Assisted Load Tracking (WALT) 2017-01-31 10:46:58 -08:00
main.c gcc-plugins: Add latent_entropy plugin 2016-10-10 14:51:44 -07:00
Makefile CHROMIUM: dm: boot time specification of dm= 2017-01-27 13:55:15 -08:00
noinitramfs.c ANDROID: initramfs: Add skip_initramfs command line option 2017-01-27 13:52:19 -08:00
version.c copy address of proc_ns_ops into ns_common 2014-12-04 14:34:47 -05:00