Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 1 | #ifndef __LINUX_SPINLOCK_TYPES_UP_H |
| 2 | #define __LINUX_SPINLOCK_TYPES_UP_H |
| 3 | |
| 4 | #ifndef __LINUX_SPINLOCK_TYPES_H |
| 5 | # error "please don't include this file directly" |
| 6 | #endif |
| 7 | |
| 8 | /* |
| 9 | * include/linux/spinlock_types_up.h - spinlock type definitions for UP |
| 10 | * |
| 11 | * portions Copyright 2005, Red Hat, Inc., Ingo Molnar |
| 12 | * Released under the General Public License (GPL). |
| 13 | */ |
| 14 | |
Peter Zijlstra | 21f8ca3 | 2007-07-19 01:48:53 -0700 | [diff] [blame] | 15 | #ifdef CONFIG_DEBUG_SPINLOCK |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 16 | |
| 17 | typedef struct { |
| 18 | volatile unsigned int slock; |
Thomas Gleixner | 445c895 | 2009-12-02 19:49:50 +0100 | [diff] [blame] | 19 | } arch_spinlock_t; |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 20 | |
Thomas Gleixner | edc35bd | 2009-12-03 12:38:57 +0100 | [diff] [blame] | 21 | #define __ARCH_SPIN_LOCK_UNLOCKED { 1 } |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 22 | |
| 23 | #else |
| 24 | |
Thomas Gleixner | 445c895 | 2009-12-02 19:49:50 +0100 | [diff] [blame] | 25 | typedef struct { } arch_spinlock_t; |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 26 | |
Thomas Gleixner | edc35bd | 2009-12-03 12:38:57 +0100 | [diff] [blame] | 27 | #define __ARCH_SPIN_LOCK_UNLOCKED { } |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 28 | |
| 29 | #endif |
| 30 | |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 31 | typedef struct { |
| 32 | /* no debug version on UP */ |
Thomas Gleixner | fb3a6bb | 2009-12-03 20:01:19 +0100 | [diff] [blame] | 33 | } arch_rwlock_t; |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 34 | |
Thomas Gleixner | fb3a6bb | 2009-12-03 20:01:19 +0100 | [diff] [blame] | 35 | #define __ARCH_RW_LOCK_UNLOCKED { } |
Ingo Molnar | fb1c8f9 | 2005-09-10 00:25:56 -0700 | [diff] [blame] | 36 | |
| 37 | #endif /* __LINUX_SPINLOCK_TYPES_UP_H */ |