1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __UM_IRQFLAGS_H
 3#define __UM_IRQFLAGS_H
 4
 5extern int get_signals(void);
 6extern int set_signals(int enable);
 7extern void block_signals(void);
 8extern void unblock_signals(void);
 9
10#define arch_local_save_flags arch_local_save_flags
11static inline unsigned long arch_local_save_flags(void)
12{
13	return get_signals();
14}
15
16#define arch_local_irq_restore arch_local_irq_restore
17static inline void arch_local_irq_restore(unsigned long flags)
18{
19	set_signals(flags);
20}
21
22#define arch_local_irq_enable arch_local_irq_enable
23static inline void arch_local_irq_enable(void)
24{
25	unblock_signals();
26}
27
28#define arch_local_irq_disable arch_local_irq_disable
29static inline void arch_local_irq_disable(void)
30{
31	block_signals();
32}
33
34#define ARCH_IRQ_DISABLED	0
35#define ARCh_IRQ_ENABLED	(SIGIO|SIGVTALRM)
36
37#include <asm-generic/irqflags.h>
38
39#endif

 1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __UM_IRQFLAGS_H
 3#define __UM_IRQFLAGS_H
 4
 5extern int signals_enabled;
 6int um_set_signals(int enable);
 7void block_signals(void);
 8void unblock_signals(void);
 9
10#define arch_local_save_flags arch_local_save_flags
11static inline unsigned long arch_local_save_flags(void)
12{
13	return signals_enabled;
14}
15
16#define arch_local_irq_restore arch_local_irq_restore
17static inline void arch_local_irq_restore(unsigned long flags)
18{
19	um_set_signals(flags);
20}
21
22#define arch_local_irq_enable arch_local_irq_enable
23static inline void arch_local_irq_enable(void)
24{
25	unblock_signals();
26}
27
28#define arch_local_irq_disable arch_local_irq_disable
29static inline void arch_local_irq_disable(void)
30{
31	block_signals();
32}
33
34#define ARCH_IRQ_DISABLED	0
 
35
36#include <asm-generic/irqflags.h>
37
38#endif