Mirrors_Framework/nuttx
1
0
Fork 0
mirror of https://github.com/apache/nuttx.git synced 2026-06-01 16:59:28 +08:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

Add strictly limit check: The current sporadic scheduler cannot handler duties > 50%

Browse Source
This commit is contained in:
Gregory Nutt
2015-07-30 07:36:01 -06:00
parent fb82061bf7
commit 3a93be8902
2 changed files with 14 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
sched/sched/sched_setparam.c
+7
View File
@@ -163,8 +163,15 @@ int sched_setparam(pid_t pid, FAR const struct sched_param *param)
/* The replenishment period must be greater than or equal to the /* The replenishment period must be greater than or equal to the
* budget period. * budget period.
*/ */
#if 1
/* REVISIT: In the current implementation, the budget cannot exceed
* half the duty.
*/
if (repl_ticks < (2 * budget_ticks))
#else
if (repl_ticks < budget_ticks) if (repl_ticks < budget_ticks)
#endif
{ {
errcode = EINVAL; errcode = EINVAL;
goto errout_with_lock; goto errout_with_lock;
sched/sched/sched_setscheduler.c
+7
View File
@@ -209,8 +209,15 @@ int sched_setscheduler(pid_t pid, int policy,
/* The replenishment period must be greater than or equal to the /* The replenishment period must be greater than or equal to the
* budget period. * budget period.
*/ */
#if 1
/* REVISIT: In the current implementation, the budget cannot
* exceed half the duty.
*/
if (repl_ticks < (2 * budget_ticks))
#else
if (repl_ticks < budget_ticks) if (repl_ticks < budget_ticks)
#endif
{ {
errcode = EINVAL; errcode = EINVAL;
goto errout_with_irq; goto errout_with_irq;