github.com/sagernet/gvisor@v0.0.0-20240428053021-e691de28565f/pkg/abi/linux/sched.go (about)

     1  // Copyright 2018 The gVisor Authors.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package linux
    16  
    17  // Scheduling policies, exposed by sched_getscheduler(2)/sched_setscheduler(2).
    18  const (
    19  	SCHED_NORMAL   = 0
    20  	SCHED_FIFO     = 1
    21  	SCHED_RR       = 2
    22  	SCHED_BATCH    = 3
    23  	SCHED_IDLE     = 5
    24  	SCHED_DEADLINE = 6
    25  	SCHED_MICROQ   = 16
    26  
    27  	// SCHED_RESET_ON_FORK is a flag that indicates that the process is
    28  	// reverted back to SCHED_NORMAL on fork.
    29  	SCHED_RESET_ON_FORK = 0x40000000
    30  )
    31  
    32  // Scheduling priority group selectors.
    33  const (
    34  	PRIO_PGRP    = 0x1
    35  	PRIO_PROCESS = 0x0
    36  	PRIO_USER    = 0x2
    37  )