Commit 712e5e34 authored by Dario Faggioli's avatar Dario Faggioli Committed by Ingo Molnar

sched/deadline: Add sched_dl documentation

Add in Documentation/scheduler/ some hints about the design
choices, the usage and the future possible developments of the
sched_dl scheduling class and of the SCHED_DEADLINE policy.
Reviewed-by: default avatarHenrik Austad <henrik@austad.us>
Signed-off-by: default avatarDario Faggioli <raistlin@linux.it>
Signed-off-by: default avatarJuri Lelli <juri.lelli@gmail.com>
[ Re-wrote sections 2 and 3. ]
Signed-off-by: default avatarLuca Abeni <luca.abeni@unitn.it>
Signed-off-by: default avatarPeter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1390821615-23247-1-git-send-email-juri.lelli@gmail.comSigned-off-by: default avatarIngo Molnar <mingo@kernel.org>
parent b78f4c7c
...@@ -10,5 +10,7 @@ sched-nice-design.txt ...@@ -10,5 +10,7 @@ sched-nice-design.txt
- How and why the scheduler's nice levels are implemented. - How and why the scheduler's nice levels are implemented.
sched-rt-group.txt sched-rt-group.txt
- real-time group scheduling. - real-time group scheduling.
sched-deadline.txt
- deadline scheduling.
sched-stats.txt sched-stats.txt
- information on schedstats (Linux Scheduler Statistics). - information on schedstats (Linux Scheduler Statistics).
This diff is collapsed.
...@@ -351,7 +351,8 @@ static void replenish_dl_entity(struct sched_dl_entity *dl_se, ...@@ -351,7 +351,8 @@ static void replenish_dl_entity(struct sched_dl_entity *dl_se,
* disrupting the schedulability of the system. Otherwise, we should * disrupting the schedulability of the system. Otherwise, we should
* refill the runtime and set the deadline a period in the future, * refill the runtime and set the deadline a period in the future,
* because keeping the current (absolute) deadline of the task would * because keeping the current (absolute) deadline of the task would
* result in breaking guarantees promised to other tasks. * result in breaking guarantees promised to other tasks (refer to
* Documentation/scheduler/sched-deadline.txt for more informations).
* *
* This function returns true if: * This function returns true if:
* *
......
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