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genirq: define nr_irqs for architectures with GENERIC_HARDIRQS=n
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Revert the sparse irq changes in m68k/s390/sparc and just define
nr_irqs as NR_IRQS for those architectures.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
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Thomas Gleixner authored and Ingo Molnar committed Oct 16, 2008
1 parent 81608f3 commit 7ef0c30
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Showing 4 changed files with 5 additions and 13 deletions.
3 changes: 0 additions & 3 deletions arch/m68k/kernel/ints.c
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Expand Up @@ -46,9 +46,6 @@
#include <asm/q40ints.h>
#endif

int nr_irqs = NR_IRQS;
EXPORT_SYMBOL(nr_irqs);

extern u32 auto_irqhandler_fixup[];
extern u32 user_irqhandler_fixup[];
extern u16 user_irqvec_fixup[];
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3 changes: 0 additions & 3 deletions arch/s390/kernel/irq.c
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Expand Up @@ -17,9 +17,6 @@
#include <linux/proc_fs.h>
#include <linux/profile.h>

int nr_irqs = NR_IRQS;
EXPORT_SYMBOL(nr_irqs);

/*
* show_interrupts is needed by /proc/interrupts.
*/
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4 changes: 0 additions & 4 deletions arch/sparc/kernel/irq.c
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Expand Up @@ -55,10 +55,6 @@
#define SMP_NOP2
#define SMP_NOP3
#endif /* SMP */

int nr_irqs = NR_IRQS;
EXPORT_SYMBOL(nr_irqs);

unsigned long __raw_local_irq_save(void)
{
unsigned long retval;
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8 changes: 5 additions & 3 deletions include/linux/interrupt.h
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Expand Up @@ -15,11 +15,13 @@
#include <asm/ptrace.h>
#include <asm/system.h>

extern int nr_irqs;

#ifndef CONFIG_GENERIC_HARDIRQS
#define for_each_irq_desc(irq, desc) \
# define for_each_irq_desc(irq, desc) \
for (irq = 0; irq < nr_irqs; irq++)

# define nr_irqs NR_IRQS
#else
extern int nr_irqs;
#endif

/*
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