Commit Graph

4 Commits

Author SHA1 Message Date
zhushengle bcec32e389 fix: 延时队列为NULL时,返回的响应时间为64位最大值,导致无法更新tick timer的响应周期
问题描述:
  当g_schedResponseTime = OS_SCHED_MAX_RESPONSE_TIME,且nextExpireTime =(UINT64-1时,
  表示系统的延时队列已为NULL, 此时tick timer 中应该设置为最大值,但由于判断
  g_schedResponseTime - nextExpireTime >= OS_CYCLE_PER_TICK,导致条件不成立,直接返回,
  无法将其设置为最大值,导致tick 中断一直频繁响应。
解决方案:
  将延时队列为NULL时的返回值以及idle线程的时间片修改为OS_SCHED_MAX_RESPONSE_TIME - OS_CYCLE_PER_TICK,
  保证延时队列为NULL,能够正常设置tick响应的最大值。

Close #I3W1LF

Change-Id: I0d09119240ae5a50ddcb0c96fb23cd3d6e70b892
Signed-off-by: zhushengle <zhushengle@huawei.com>
2021-06-17 20:23:13 +08:00
rtos-lover f7d50d0fbf fix: fix function name
correct function name OsSchedSetIdleTaskSchedParam

close https://gitee.com/openharmony/kernel_liteos_m/issues/I3PXEX
2021-05-08 10:12:52 +08:00
zhushengle cd30e62998 IssueNo:#I3IK07
Description:liteos_m scheduling optimization and low power design.
Sig:kernel
Feature or Bugfix:Feature
Binary Source:No

Change-Id: I5b692a503ce6128626eec8f9a37742d7caa1fea9
2021-04-14 09:22:36 +08:00
zhushengle f685eeb97d IssueNo:#I3IK07
Description:liteos_m scheduling optimization and low power design.
Sig:kernel
Feature or Bugfix:Feature
Binary Source:No

Change-Id: If913b673c9b69039b51ca416be0a77ebccf2773b
2021-04-13 21:48:04 +08:00