631a8da1e2
this behaviour is explicitly specified here: https://pubs.opengroup.org/onlinepubs/009695399/functions/xsh_chap02_08.html and map SCHED_NORMAL to SCHED_OTHER like Linux: https://man7.org/linux/man-pages/man7/sched.7.html Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
58 lines
2.2 KiB
C
58 lines
2.2 KiB
C
/****************************************************************************
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* libs/libc/spawn/lib_psa_setschedpolicy.c
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership. The
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* ASF licenses this file to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance with the
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* License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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* License for the specific language governing permissions and limitations
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* under the License.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <spawn.h>
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#include <assert.h>
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* Name: posix_spawnattr_setschedpolicy
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*
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* Description:
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* The posix_spawnattr_setschedpolicy() function will set the spawn-
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* schedpolicy attribute in an initialized attributes object referenced
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* by attr.
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*
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* Input Parameters:
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* attr - The address spawn attributes to be used.
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* flags - The new value of the spawn flags
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*
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* Returned Value:
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* On success, these functions return 0; on failure they return an error
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* number from <errno.h>.
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*
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****************************************************************************/
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int posix_spawnattr_setschedpolicy(FAR posix_spawnattr_t *attr, int policy)
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{
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DEBUGASSERT(attr && (policy >= SCHED_OTHER && policy <= SCHED_SPORADIC));
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attr->policy = (uint8_t)policy;
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return OK;
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}
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