From 7ba3e4f5877466b0f81dcd3cb78db5d75b267645 Mon Sep 17 00:00:00 2001 From: Stephen Rothwell Date: Wed, 21 Mar 2012 18:09:51 +0000 Subject: powerpc: Remove NO_IRQ_IGNORE Now that legacy iSeries is gone, this is no longer used. Signed-off-by: Stephen Rothwell Signed-off-by: Benjamin Herrenschmidt --- arch/powerpc/include/asm/irq.h | 6 ------ arch/powerpc/include/asm/machdep.h | 4 +--- arch/powerpc/kernel/irq.c | 4 ++-- 3 files changed, 3 insertions(+), 11 deletions(-) (limited to 'arch') diff --git a/arch/powerpc/include/asm/irq.h b/arch/powerpc/include/asm/irq.h index fe0b09dceb7..cf417e51073 100644 --- a/arch/powerpc/include/asm/irq.h +++ b/arch/powerpc/include/asm/irq.h @@ -27,12 +27,6 @@ extern atomic_t ppc_n_lost_interrupts; /* This number is used when no interrupt has been assigned */ #define NO_IRQ (0) -/* This is a special irq number to return from get_irq() to tell that - * no interrupt happened _and_ ignore it (don't count it as bad). Some - * platforms like iSeries rely on that. - */ -#define NO_IRQ_IGNORE ((unsigned int)-1) - /* Total number of virq in the platform */ #define NR_IRQS CONFIG_NR_IRQS diff --git a/arch/powerpc/include/asm/machdep.h b/arch/powerpc/include/asm/machdep.h index bf37931d1ad..42ce570812c 100644 --- a/arch/powerpc/include/asm/machdep.h +++ b/arch/powerpc/include/asm/machdep.h @@ -99,9 +99,7 @@ struct machdep_calls { void (*init_IRQ)(void); - /* Return an irq, or NO_IRQ to indicate there are none pending. - * If for some reason there is no irq, but the interrupt - * shouldn't be counted as spurious, return NO_IRQ_IGNORE. */ + /* Return an irq, or NO_IRQ to indicate there are none pending. */ unsigned int (*get_irq)(void); /* PCI stuff */ diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index a3d128e94cf..46ce5f73351 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -445,9 +445,9 @@ void do_IRQ(struct pt_regs *regs) may_hard_irq_enable(); /* And finally process it */ - if (irq != NO_IRQ && irq != NO_IRQ_IGNORE) + if (irq != NO_IRQ) handle_one_irq(irq); - else if (irq != NO_IRQ_IGNORE) + else __get_cpu_var(irq_stat).spurious_irqs++; irq_exit(); -- cgit v1.2.3