From 08678b0841267c1d00d771fe01548d86043d065e Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Tue, 19 Aug 2008 20:50:05 -0700 Subject: generic: sparse irqs: use irq_desc() together with dyn_array, instead of irq_desc[] add CONFIG_HAVE_SPARSE_IRQ to for use condensed array. Get rid of irq_desc[] array assumptions. Preallocate 32 irq_desc, and irq_desc() will try to get more. ( No change in functionality is expected anywhere, except the odd build failure where we missed a code site or where a crossing commit itroduces new irq_desc[] usage. ) v2: according to Eric, change get_irq_desc() to irq_desc() Signed-off-by: Yinghai Lu Signed-off-by: Ingo Molnar --- drivers/parisc/iosapic.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'drivers/parisc/iosapic.c') diff --git a/drivers/parisc/iosapic.c b/drivers/parisc/iosapic.c index 6fb3f7979f2..7beffcab274 100644 --- a/drivers/parisc/iosapic.c +++ b/drivers/parisc/iosapic.c @@ -619,7 +619,9 @@ iosapic_set_irt_data( struct vector_info *vi, u32 *dp0, u32 *dp1) static struct vector_info *iosapic_get_vector(unsigned int irq) { - return irq_desc[irq].chip_data; + struct irq_desc *desc = irq_to_desc(irq); + + return desc->chip_data; } static void iosapic_disable_irq(unsigned int irq) -- cgit v1.2.3