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f8e38dde33
This patch removes a #define for irq_enter that is superfluous due to a similar one in include/linux/hardirq.h. Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
40 lines
1.1 KiB
C
40 lines
1.1 KiB
C
#ifndef __ASM_HARDIRQ_H
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#define __ASM_HARDIRQ_H
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#include <linux/config.h>
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#include <linux/cache.h>
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#include <linux/threads.h>
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typedef struct {
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unsigned int __softirq_pending;
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} ____cacheline_aligned irq_cpustat_t;
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#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
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#define HARDIRQ_BITS 8
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/*
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* The hardirq mask has to be large enough to have space
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* for potentially all IRQ sources in the system nesting
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* on a single CPU:
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*/
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#if (1 << HARDIRQ_BITS) < NR_IRQS
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# error HARDIRQ_BITS is too low!
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#endif
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#ifndef CONFIG_SMP
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extern asmlinkage void __do_softirq(void);
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#define irq_exit() \
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do { \
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preempt_count() -= IRQ_EXIT_OFFSET; \
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if (!in_interrupt() && local_softirq_pending()) \
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__do_softirq(); \
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preempt_enable_no_resched(); \
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} while (0)
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#endif
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#endif /* __ASM_HARDIRQ_H */
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