sched/doc: Update documentation after renames and synchronize Chinese version

Update the documentation after these changes, which didn't entirely
propagate the changes:

 e23edc86b0 ("sched/fair: Rename check_preempt_curr() to wakeup_preempt()")
 03b7fad167 ("sched: Add task_struct pointer to sched_class::set_curr_task")
 2f88c8e802 ("sched/eevdf/doc: Modify the documented knob to base_slice_ns as well")

[ mingo: Reworked the changelog. ]

Signed-off-by: Wenyu Huang <huangwenyu5@huawei.com>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Cc: linux-kernel@vger.kernel.org
This commit is contained in:
Wenyu Huang 2023-11-25 02:05:27 +00:00 committed by Ingo Molnar
parent f12560779f
commit 0257e5a3c2
2 changed files with 8 additions and 8 deletions

View File

@ -180,7 +180,7 @@ This is the (partial) list of the hooks:
compat_yield sysctl is turned on; in that case, it places the scheduling
entity at the right-most end of the red-black tree.
- check_preempt_curr(...)
- wakeup_preempt(...)
This function checks if a task that entered the runnable state should
preempt the currently running task.
@ -189,10 +189,10 @@ This is the (partial) list of the hooks:
This function chooses the most appropriate task eligible to run next.
- set_curr_task(...)
- set_next_task(...)
This function is called when a task changes its scheduling class or changes
its task group.
This function is called when a task changes its scheduling class, changes
its task group or is scheduled.
- task_tick(...)

View File

@ -80,7 +80,7 @@ p->se.vruntime。一旦p->se.vruntime变得足够大其它的任务将成为
CFS使用纳秒粒度的计时不依赖于任何jiffies或HZ的细节。因此CFS并不像之前的调度器那样
有“时间片”的概念也没有任何启发式的设计。唯一可调的参数你需要打开CONFIG_SCHED_DEBUG
/sys/kernel/debug/sched/min_granularity_ns
/sys/kernel/debug/sched/base_slice_ns
它可以用来将调度器从“桌面”模式(也就是低时延)调节为“服务器”(也就是高批处理)模式。
它的默认设置是适合桌面的工作负载。SCHED_BATCH也被CFS调度器模块处理。
@ -147,7 +147,7 @@ array
这个函数的行为基本上是出队紧接着入队除非compat_yield sysctl被开启。在那种情况下
它将调度实体放在红黑树的最右端。
- check_preempt_curr(...)
- wakeup_preempt(...)
这个函数检查进入可运行状态的任务能否抢占当前正在运行的任务。
@ -155,9 +155,9 @@ array
这个函数选择接下来最适合运行的任务。
- set_curr_task(...)
- set_next_task(...)
这个函数在任务改变调度类或改变任务组时被调用。
这个函数在任务改变调度类,改变任务组时,或者任务被调度时被调用。
- task_tick(...)