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* Reduce maximum priority to B_URGENT_DISPLAY_PRIORITY; real time threads isn't

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really something to play with without knowing the outcome.
* Fixed indentation/coding style violations introduced with r33783. Please take
  more care when accepting patches!


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@33787 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Axel Dörfler 2009-10-27 12:34:27 +00:00
parent 3ac4f1f258
commit d88b4037b0
3 changed files with 25 additions and 13 deletions
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9
headers/posix/sched.h
View File

@ -5,18 +5,21 @@
#ifndef _SCHED_H_
#define _SCHED_H_
#ifdef __cplusplus
extern "C" {
#endif
#define SCHED_OTHER 1
#define SCHED_RR 2
#define SCHED_FIFO 4
#define SCHED_OTHER 1
#define SCHED_RR 2
#define SCHED_FIFO 4
struct sched_param {
int sched_priority;
};
extern int sched_yield(void);
extern int sched_get_priority_min(int);
extern int sched_get_priority_max(int);

24
src/system/libroot/posix/pthread/pthread_attr.c
View File

@ -5,6 +5,7 @@
* Distributed under the terms of the MIT License.
*/
#include <pthread.h>
#include "pthread_private.h"
@ -13,6 +14,7 @@
#include <thread_defs.h>
int
pthread_attr_init(pthread_attr_t *_attr)
{
@ -134,25 +136,29 @@ pthread_attr_setscope(pthread_attr_t *attr, int contentionScope)
return 0;
}
int
pthread_attr_setschedparam(pthread_attr_t *attr, const struct sched_param *param)
int
pthread_attr_setschedparam(pthread_attr_t *attr,
const struct sched_param *param)
{
if (attr == NULL || param == NULL)
return EINVAL;
if (attr == NULL || param == NULL)
return EINVAL;
(*attr)->sched_priority = param->sched_priority;
return 0;
}
int
pthread_attr_getschedparam(const pthread_attr_t *attr, struct sched_param *param)
pthread_attr_getschedparam(const pthread_attr_t *attr,
struct sched_param *param)
{
if (attr == NULL || param == NULL)
return EINVAL;
if (attr == NULL || param == NULL)
return EINVAL;
param->sched_priority = (*attr)->sched_priority;
param->sched_priority = (*attr)->sched_priority;
return 0;
return 0;
}

5
src/system/libroot/posix/scheduler.cpp
View File

@ -4,6 +4,7 @@
* Distributed under the terms of the MIT license.
*/
#include <errno.h>
#include <sched.h>
@ -28,6 +29,7 @@ sched_get_priority_min(int policy)
case SCHED_RR:
case SCHED_OTHER:
return B_LOW_PRIORITY;
default:
errno = EINVAL;
return -1;
@ -42,7 +44,8 @@ sched_get_priority_max(int policy)
case SCHED_FIFO:
case SCHED_RR:
case SCHED_OTHER:
return B_REAL_TIME_PRIORITY;
return B_URGENT_DISPLAY_PRIORITY;
default:
errno = EINVAL;
return -1;