kernel/arch/um/include/asm/irqflags.h

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2024-07-22 17:22:30 +08:00
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __UM_IRQFLAGS_H
#define __UM_IRQFLAGS_H
extern int signals_enabled;
int um_set_signals(int enable);
void block_signals(void);
void unblock_signals(void);
#define arch_local_save_flags arch_local_save_flags
static inline unsigned long arch_local_save_flags(void)
{
return signals_enabled;
}
#define arch_local_irq_restore arch_local_irq_restore
static inline void arch_local_irq_restore(unsigned long flags)
{
um_set_signals(flags);
}
#define arch_local_irq_enable arch_local_irq_enable
static inline void arch_local_irq_enable(void)
{
unblock_signals();
}
#define arch_local_irq_disable arch_local_irq_disable
static inline void arch_local_irq_disable(void)
{
block_signals();
}
#define ARCH_IRQ_DISABLED 0
#include <asm-generic/irqflags.h>
#endif