diff options
Diffstat (limited to 'arch/cris')
-rw-r--r-- | arch/cris/Kconfig | 4 | ||||
-rw-r--r-- | arch/cris/kernel/irq.c | 6 |
2 files changed, 8 insertions, 2 deletions
diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index 21900a9378bb..f653772a87a8 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig | |||
@@ -57,6 +57,10 @@ menu "General setup" | |||
57 | 57 | ||
58 | source "fs/Kconfig.binfmt" | 58 | source "fs/Kconfig.binfmt" |
59 | 59 | ||
60 | config GENERIC_HARDIRQS | ||
61 | bool | ||
62 | default y | ||
63 | |||
60 | config ETRAX_CMDLINE | 64 | config ETRAX_CMDLINE |
61 | string "Kernel command line" | 65 | string "Kernel command line" |
62 | default "root=/dev/mtdblock3" | 66 | default "root=/dev/mtdblock3" |
diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c index 5c27ff86121b..2dfac8c79090 100644 --- a/arch/cris/kernel/irq.c +++ b/arch/cris/kernel/irq.c | |||
@@ -2,7 +2,7 @@ | |||
2 | * | 2 | * |
3 | * linux/arch/cris/kernel/irq.c | 3 | * linux/arch/cris/kernel/irq.c |
4 | * | 4 | * |
5 | * Copyright (c) 2000,2001 Axis Communications AB | 5 | * Copyright (c) 2000,2007 Axis Communications AB |
6 | * | 6 | * |
7 | * Authors: Bjorn Wesen (bjornw@axis.com) | 7 | * Authors: Bjorn Wesen (bjornw@axis.com) |
8 | * | 8 | * |
@@ -92,14 +92,16 @@ skip: | |||
92 | asmlinkage void do_IRQ(int irq, struct pt_regs * regs) | 92 | asmlinkage void do_IRQ(int irq, struct pt_regs * regs) |
93 | { | 93 | { |
94 | unsigned long sp; | 94 | unsigned long sp; |
95 | struct pt_regs *old_regs = set_irq_regs(regs); | ||
95 | irq_enter(); | 96 | irq_enter(); |
96 | sp = rdsp(); | 97 | sp = rdsp(); |
97 | if (unlikely((sp & (PAGE_SIZE - 1)) < (PAGE_SIZE/8))) { | 98 | if (unlikely((sp & (PAGE_SIZE - 1)) < (PAGE_SIZE/8))) { |
98 | printk("do_IRQ: stack overflow: %lX\n", sp); | 99 | printk("do_IRQ: stack overflow: %lX\n", sp); |
99 | show_stack(NULL, (unsigned long *)sp); | 100 | show_stack(NULL, (unsigned long *)sp); |
100 | } | 101 | } |
101 | __do_IRQ(irq, regs); | 102 | __do_IRQ(irq); |
102 | irq_exit(); | 103 | irq_exit(); |
104 | set_irq_regs(old_regs); | ||
103 | } | 105 | } |
104 | 106 | ||
105 | void weird_irq(void) | 107 | void weird_irq(void) |