1 // Copyright 2021 Chaos Mesh 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 16 package sysfs 17 18 import "syscall" 19 20 func RemountWithOption(options ...func(uintptr) uintptr) error { 21 flag := uintptr(syscall.MS_REMOUNT) 22 for _, opt := range options { 23 flag = opt(flag) 24 } 25 return syscall.Mount("sysfs", "/sys", "sysfs", flag, "") 26 } 27