Files
Andrei VaginandgVisor bot 3846dbaf2c systrap: use seccomp notifications to communicate with syscall threads
The new synchronous mode of seccomp-unotify (v6.6-rc1~205^2~6) reduces overhead
of context switches.

PiperOrigin-RevId: 622924980
2024-04-08 12:47:44 -07:00

29 lines
961 B
Go

// Copyright 2021 The gVisor Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package systrap
import (
// Required for fact extraction.
_ "golang.org/x/sys/unix"
_ "gvisor.dev/gvisor/pkg/abi/linux"
)
// _NEW_STUB is the value of the BX register when a new stub thread is created.
const _NEW_STUB = 1
// _NEW_STUB is the value of the BX register when the syscall loop is executed.
const _RUN_SYSCALL_LOOP = 5
const _RUN_SECCOMP_LOOP = 6