From 46926b67fc663d357a1a8174328998a9e49da0b8 Mon Sep 17 00:00:00 2001 From: Yinghai Lu Date: Tue, 19 Aug 2008 20:50:15 -0700 Subject: generic: add irq_desc in function in parameter So we could remove some duplicated calling to irq_desc v2: make sure irq_desc in init/main.c is not used without generic_hardirqs Signed-off-by: Yinghai Lu Signed-off-by: Ingo Molnar --- kernel/irq/handle.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) (limited to 'kernel/irq') diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c index 8e55dbe50afc..e1d787e9169b 100644 --- a/kernel/irq/handle.c +++ b/kernel/irq/handle.c @@ -197,6 +197,21 @@ struct irq_desc *irq_to_desc(unsigned int irq) * we run out of pre-allocate ones, allocate more */ printk(KERN_DEBUG "try to get more irq_desc %d\n", nr_irq_desc); + { + /* double check if some one mess up the list */ + struct irq_desc *desc; + int count = 0; + + desc = &sparse_irqs[0]; + while (desc) { + printk(KERN_DEBUG "found irq_desc for irq %d\n", desc->irq); + if (desc->next) + printk(KERN_DEBUG "found irq_desc for irq %d and next will be irq %d\n", desc->irq, desc->next->irq); + desc = desc->next; + count++; + } + printk(KERN_DEBUG "all preallocted %d\n", count); + } total_bytes = sizeof(struct irq_desc) * nr_irq_desc; if (after_bootmem) @@ -221,6 +236,21 @@ struct irq_desc *irq_to_desc(unsigned int irq) desc->irq = irq; desc_pri->next = desc; + { + /* double check if some one mess up the list */ + struct irq_desc *desc; + int count = 0; + + desc = &sparse_irqs[0]; + while (desc) { + printk(KERN_DEBUG "1 found irq_desc for irq %d\n", desc->irq); + if (desc->next) + printk(KERN_DEBUG "1 found irq_desc for irq %d and next will be irq %d\n", desc->irq, desc->next->irq); + desc = desc->next; + count++; + } + printk(KERN_DEBUG "1 all preallocted %d\n", count); + } return desc; } -- cgit v1.2.3