Mirrors_Framework/rtems
1
0
Fork 0
mirror of https://gitlab.rtems.org/rtems/rtos/rtems.git synced 2026-09-21 01:37:56 +08:00
Code Issues Packages Projects Releases Wiki Activity

posix: sched_get_priority_max()

Browse Source 
Enable for all configurations since it pulls in no additional
dependencies.  Return value of the scheduler instance of the executing
thread.
This commit is contained in:
Sebastian Huber
2016-06-14 11:58:03 +02:00
parent ea02782abc
commit 6a631daeb8
3 changed files with 16 additions and 7 deletions
Download Patch File Download Diff File Expand all files Collapse all files
cpukit/posix/Makefile.am
+2 -1
View File
@@ -207,13 +207,14 @@ libposix_a_SOURCES += src/psxnametoid.c
EXTRA_DIST += src/README.mqueue
libposix_a_SOURCES += src/sched_getparam.c src/sched_getprioritymax.c \
libposix_a_SOURCES += src/sched_getparam.c \
src/sched_getscheduler.c \
src/sched_rr_get_interval.c src/sched_setparam.c \
src/sched_setscheduler.c src/sched_yield.c
endif
libposix_a_SOURCES += src/sched_getprioritymin.c
libposix_a_SOURCES += src/sched_getprioritymax.c
include $(srcdir)/preinstall.am
include $(top_srcdir)/automake/local.am
cpukit/posix/src/sched_getprioritymax.c
+10 -2
View File
@@ -25,12 +25,14 @@
#include <rtems/system.h>
#include <rtems/seterr.h>
#include <rtems/posix/priorityimpl.h>
#include <rtems/score/schedulerimpl.h>
int sched_get_priority_max(
int policy
)
{
const Scheduler_Control *scheduler;
switch ( policy ) {
case SCHED_OTHER:
case SCHED_FIFO:
@@ -42,5 +44,11 @@ int sched_get_priority_max(
rtems_set_errno_and_return_minus_one( EINVAL );
}
return POSIX_SCHEDULER_MAXIMUM_PRIORITY;
scheduler = _Scheduler_Get_own( _Thread_Get_executing() );
if ( scheduler->maximum_priority > INT_MAX ) {
return INT_MAX;
}
return (int) scheduler->maximum_priority - 1;
}
testsuites/smptests/smpscheduler02/init.c
+4 -4
View File
@@ -43,6 +43,7 @@ static void task(rtems_task_argument arg)
rtems_test_assert(rtems_get_current_processor() == 1);
rtems_test_assert(sched_get_priority_min(SCHED_RR) == 1);
rtems_test_assert(sched_get_priority_max(SCHED_RR) == 126);
sc = rtems_event_transient_send(main_task_id);
rtems_test_assert(sc == RTEMS_SUCCESSFUL);
@@ -134,6 +135,7 @@ static void test(void)
rtems_test_assert(CPU_EQUAL(&cpuset, &first_cpu));
rtems_test_assert(sched_get_priority_min(SCHED_RR) == 1);
rtems_test_assert(sched_get_priority_max(SCHED_RR) == 254);
if (cpu_count > 1) {
sc = rtems_task_set_scheduler(task_id, scheduler_b_id);
@@ -215,16 +217,14 @@ static void Init(rtems_task_argument arg)
/* Lets see when the first RTEMS system hits this limit */
#define CONFIGURE_SMP_MAXIMUM_PROCESSORS 64
#define CONFIGURE_MAXIMUM_PRIORITY 255
#define CONFIGURE_SCHEDULER_PRIORITY_SMP
#define CONFIGURE_SCHEDULER_SIMPLE_SMP
#include <rtems/scheduler.h>
RTEMS_SCHEDULER_CONTEXT_PRIORITY_SMP(a, CONFIGURE_MAXIMUM_PRIORITY + 1);
RTEMS_SCHEDULER_CONTEXT_PRIORITY_SMP(a, 256);
RTEMS_SCHEDULER_CONTEXT_PRIORITY_SMP(b, CONFIGURE_MAXIMUM_PRIORITY + 1);
RTEMS_SCHEDULER_CONTEXT_PRIORITY_SMP(b, 128);
RTEMS_SCHEDULER_CONTEXT_SIMPLE_SMP(c);