ia64/linux-2.6.18-xen.hg

view kernel/irq/internals.h @ 912:dd42cdb0ab89

[IA64] Build blktap2 driver by default in x86 builds.

add CONFIG_XEN_BLKDEV_TAP2=y to buildconfigs/linux-defconfig_xen_ia64.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
author Isaku Yamahata <yamahata@valinux.co.jp>
date Mon Jun 29 12:09:16 2009 +0900 (2009-06-29)
parents 831230e53067
children
line source
1 /*
2 * IRQ subsystem internal functions and variables:
3 */
5 extern int noirqdebug;
7 /* Set default functions for irq_chip structures: */
8 extern void irq_chip_set_defaults(struct irq_chip *chip);
10 /* Set default handler: */
11 extern void compat_irq_chip_set_default_handler(struct irq_desc *desc);
13 #ifdef CONFIG_PROC_FS
14 extern void register_irq_proc(unsigned int irq);
15 extern void register_handler_proc(unsigned int irq, struct irqaction *action);
16 extern void unregister_handler_proc(unsigned int irq, struct irqaction *action);
17 #else
18 static inline void register_irq_proc(unsigned int irq) { }
19 static inline void register_handler_proc(unsigned int irq,
20 struct irqaction *action) { }
21 static inline void unregister_handler_proc(unsigned int irq,
22 struct irqaction *action) { }
23 #endif
25 /*
26 * Debugging printout:
27 */
29 #include <linux/kallsyms.h>
31 #define P(f) if (desc->status & f) printk("%14s set\n", #f)
33 static inline void print_irq_desc(unsigned int irq, struct irq_desc *desc)
34 {
35 printk("irq %d, desc: %p, depth: %d, count: %d, unhandled: %d\n",
36 irq, desc, desc->depth, desc->irq_count, desc->irqs_unhandled);
37 printk("->handle_irq(): %p, ", desc->handle_irq);
38 print_symbol("%s\n", (unsigned long)desc->handle_irq);
39 printk("->chip(): %p, ", desc->chip);
40 print_symbol("%s\n", (unsigned long)desc->chip);
41 printk("->action(): %p\n", desc->action);
42 if (desc->action) {
43 printk("->action->handler(): %p, ", desc->action->handler);
44 print_symbol("%s\n", (unsigned long)desc->action->handler);
45 }
47 P(IRQ_INPROGRESS);
48 P(IRQ_DISABLED);
49 P(IRQ_PENDING);
50 P(IRQ_REPLAY);
51 P(IRQ_AUTODETECT);
52 P(IRQ_WAITING);
53 P(IRQ_LEVEL);
54 P(IRQ_MASKED);
55 #ifdef CONFIG_IRQ_PER_CPU
56 P(IRQ_PER_CPU);
57 #endif
58 P(IRQ_NOPROBE);
59 P(IRQ_NOREQUEST);
60 P(IRQ_NOAUTOEN);
61 }
63 #undef P