@@ -26,12 +26,6 @@ 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
@@ -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 */
@@ -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();
Now that legacy iSeries is gone, this is no longer used. Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> --- 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(-)