mirror of
https://github.com/torvalds/linux
synced 2024-09-21 19:47:35 +00:00
1802d0beec
Based on 1 normalized pattern(s): this program is free software you can redistribute it and or modify it under the terms of the gnu general public license version 2 as published by the free software foundation this program is distributed in the hope that it will be useful but without any warranty without even the implied warranty of merchantability or fitness for a particular purpose see the gnu general public license for more details extracted by the scancode license scanner the SPDX license identifier GPL-2.0-only has been chosen to replace the boilerplate/reference in 655 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070034.575739538@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
22 lines
538 B
C
22 lines
538 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
|
|
/*
|
|
* vlock.h - simple voting lock implementation
|
|
*
|
|
* Created by: Dave Martin, 2012-08-16
|
|
* Copyright: (C) 2012-2013 Linaro Limited
|
|
*/
|
|
|
|
#ifndef __VLOCK_H
|
|
#define __VLOCK_H
|
|
|
|
#include <asm/mcpm.h>
|
|
|
|
/* Offsets and sizes are rounded to a word (4 bytes) */
|
|
#define VLOCK_OWNER_OFFSET 0
|
|
#define VLOCK_VOTING_OFFSET 4
|
|
#define VLOCK_VOTING_SIZE ((MAX_CPUS_PER_CLUSTER + 3) / 4 * 4)
|
|
#define VLOCK_SIZE (VLOCK_VOTING_OFFSET + VLOCK_VOTING_SIZE)
|
|
#define VLOCK_OWNER_NONE 0
|
|
|
|
#endif /* ! __VLOCK_H */
|