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Diffstat (limited to 'arch/mips/kernel/irq.c')
-rw-r--r--arch/mips/kernel/irq.c34
1 files changed, 12 insertions, 22 deletions
diff --git a/arch/mips/kernel/irq.c b/arch/mips/kernel/irq.c
index e3309ff9ece..4b4007b3083 100644
--- a/arch/mips/kernel/irq.c
+++ b/arch/mips/kernel/irq.c
@@ -21,11 +21,16 @@
#include <linux/sched.h>
#include <linux/seq_file.h>
#include <linux/kallsyms.h>
+#include <linux/kgdb.h>
#include <asm/atomic.h>
#include <asm/system.h>
#include <asm/uaccess.h>
+#ifdef CONFIG_KGDB
+int kgdb_early_setup;
+#endif
+
static unsigned long irq_map[NR_IRQS / BITS_PER_LONG];
int allocate_irqno(void)
@@ -44,8 +49,6 @@ again:
return irq;
}
-EXPORT_SYMBOL_GPL(allocate_irqno);
-
/*
* Allocate the 16 legacy interrupts for i8259 devices. This happens early
* in the kernel initialization so treating allocation failure as BUG() is
@@ -66,8 +69,6 @@ void free_irqno(unsigned int irq)
smp_mb__after_clear_bit();
}
-EXPORT_SYMBOL_GPL(free_irqno);
-
/*
* 'what should we do if we get a hw irq event on an illegal vector'.
* each architecture has to answer this themselves.
@@ -130,33 +131,22 @@ asmlinkage void spurious_interrupt(void)
atomic_inc(&irq_err_count);
}
-#ifdef CONFIG_KGDB
-extern void breakpoint(void);
-extern void set_debug_traps(void);
-
-static int kgdb_flag = 1;
-static int __init nokgdb(char *str)
-{
- kgdb_flag = 0;
- return 1;
-}
-__setup("nokgdb", nokgdb);
-#endif
-
void __init init_IRQ(void)
{
int i;
+#ifdef CONFIG_KGDB
+ if (kgdb_early_setup)
+ return;
+#endif
+
for (i = 0; i < NR_IRQS; i++)
set_irq_noprobe(i);
arch_init_irq();
#ifdef CONFIG_KGDB
- if (kgdb_flag) {
- printk("Wait for gdb client connection ...\n");
- set_debug_traps();
- breakpoint();
- }
+ if (!kgdb_early_setup)
+ kgdb_early_setup = 1;
#endif
}