Jeff Dike | 65e6297 | 2006-06-04 02:51:43 -0700 | [diff] [blame] | 1 | #ifndef __UM_IRQFLAGS_H |
| 2 | #define __UM_IRQFLAGS_H |
| 3 | |
Al Viro | a34978c | 2011-08-18 20:14:00 +0100 | [diff] [blame] | 4 | extern int get_signals(void); |
| 5 | extern int set_signals(int enable); |
| 6 | extern void block_signals(void); |
| 7 | extern void unblock_signals(void); |
| 8 | |
| 9 | static inline unsigned long arch_local_save_flags(void) |
| 10 | { |
| 11 | return get_signals(); |
| 12 | } |
| 13 | |
| 14 | static inline void arch_local_irq_restore(unsigned long flags) |
| 15 | { |
| 16 | set_signals(flags); |
| 17 | } |
| 18 | |
| 19 | static inline void arch_local_irq_enable(void) |
| 20 | { |
| 21 | unblock_signals(); |
| 22 | } |
| 23 | |
| 24 | static inline void arch_local_irq_disable(void) |
| 25 | { |
| 26 | block_signals(); |
| 27 | } |
| 28 | |
| 29 | static inline unsigned long arch_local_irq_save(void) |
| 30 | { |
| 31 | unsigned long flags; |
| 32 | flags = arch_local_save_flags(); |
| 33 | arch_local_irq_disable(); |
| 34 | return flags; |
| 35 | } |
| 36 | |
| 37 | static inline bool arch_irqs_disabled(void) |
| 38 | { |
| 39 | return arch_local_save_flags() == 0; |
| 40 | } |
Jeff Dike | 65e6297 | 2006-06-04 02:51:43 -0700 | [diff] [blame] | 41 | |
| 42 | #endif |