提交 3e938957 编写于 作者: D Daniel Wagner 提交者: Richard Weinberger

um: Use asm-generic/irqflags.h

Instead proving its own arch_local_irq_save() and arch_irqs_disabled()
version use the generic version from asm-generic/irqflags.h.

A nice side effect is that um gets a few additional arch_ functions
as well.
Signed-off-by: NDaniel Wagner <daniel.wagner@bmw-carit.de>
[rw: Massaged commit message]
Signed-off-by: NRichard Weinberger <richard@nod.at>
上级 57a05d83
......@@ -6,37 +6,33 @@ extern int set_signals(int enable);
extern void block_signals(void);
extern void unblock_signals(void);
#define arch_local_save_flags arch_local_save_flags
static inline unsigned long arch_local_save_flags(void)
{
return get_signals();
}
#define arch_local_irq_restore arch_local_irq_restore
static inline void arch_local_irq_restore(unsigned long flags)
{
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();
}
static inline unsigned long arch_local_irq_save(void)
{
unsigned long flags;
flags = arch_local_save_flags();
arch_local_irq_disable();
return flags;
}
#define ARCH_IRQ_DISABLED 0
#define ARCh_IRQ_ENABLED (SIGIO|SIGVTALRM)
static inline bool arch_irqs_disabled(void)
{
return arch_local_save_flags() == 0;
}
#include <asm-generic/irqflags.h>
#endif
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