1// Copyright 2012 The Go Authors. All rights reserved.
2// Use of this source code is governed by a BSD-style
3// license that can be found in the LICENSE file.
4
5package runtime
6
7import _ "unsafe" // for linkname
8
9const (
10	// vdsoArrayMax is the byte-size of a maximally sized array on this architecture.
11	// See cmd/compile/internal/amd64/galign.go arch.MAXWIDTH initialization.
12	vdsoArrayMax = 1<<50 - 1
13)
14
15var vdsoLinuxVersion = vdsoVersionKey{"LINUX_2.6", 0x3ae75f6}
16
17var vdsoSymbolKeys = []vdsoSymbolKey{
18	{"__vdso_gettimeofday", 0x315ca59, 0xb01bca00, &vdsoGettimeofdaySym},
19	{"__vdso_clock_gettime", 0xd35ec75, 0x6e43a318, &vdsoClockgettimeSym},
20}
21
22var (
23	vdsoGettimeofdaySym uintptr
24	vdsoClockgettimeSym uintptr
25)
26
27// vdsoGettimeofdaySym is accessed from the syscall package.
28//go:linkname vdsoGettimeofdaySym
29