cregit-Linux how code gets into the kernel

Release 4.14 arch/parisc/include/asm/irqflags.h

/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __PARISC_IRQFLAGS_H

#define __PARISC_IRQFLAGS_H

#include <linux/types.h>
#include <asm/psw.h>


static inline unsigned long arch_local_save_flags(void) { unsigned long flags; asm volatile("ssm 0, %0" : "=r" (flags) : : "memory"); return flags; }

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David Howells20100.00%1100.00%
Total20100.00%1100.00%


static inline void arch_local_irq_disable(void) { asm volatile("rsm %0,%%r0\n" : : "i" (PSW_I) : "memory"); }

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David Howells12100.00%1100.00%
Total12100.00%1100.00%


static inline void arch_local_irq_enable(void) { asm volatile("ssm %0,%%r0\n" : : "i" (PSW_I) : "memory"); }

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David Howells12100.00%1100.00%
Total12100.00%1100.00%


static inline unsigned long arch_local_irq_save(void) { unsigned long flags; asm volatile("rsm %1,%0" : "=r" (flags) : "i" (PSW_I) : "memory"); return flags; }

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David Howells20100.00%1100.00%
Total20100.00%1100.00%


static inline void arch_local_irq_restore(unsigned long flags) { asm volatile("mtsm %0" : : "r" (flags) : "memory"); }

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David Howells14100.00%1100.00%
Total14100.00%1100.00%


static inline bool arch_irqs_disabled_flags(unsigned long flags) { return (flags & PSW_I) == 0; }

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David Howells20100.00%1100.00%
Total20100.00%1100.00%


static inline bool arch_irqs_disabled(void) { return arch_irqs_disabled_flags(arch_local_save_flags()); }

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David Howells16100.00%1100.00%
Total16100.00%1100.00%

#endif /* __PARISC_IRQFLAGS_H */

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David Howells12999.23%150.00%
Greg Kroah-Hartman10.77%150.00%
Total130100.00%2100.00%
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