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lguest: fix timer interrupt setup
author
Rusty Russell
<rusty@rustcorp.com.au>
Mon, 30 May 2011 17:14:08 +0000
(11:14 -0600)
committer
Rusty Russell
<rusty@rustcorp.com.au>
Mon, 30 May 2011 01:44:10 +0000
(11:14 +0930)
Without an IRQ chip set, we now get a WARN_ON and no timer interrupt. This
prevents booting.
Fortunately, the fix is a one-liner: set up the timer IRQ like everything
else.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Cc: stable@kernel.org # .39.x
arch/x86/lguest/boot.c
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diff --git
a/arch/x86/lguest/boot.c
b/arch/x86/lguest/boot.c
index e191c096ab90363228965e746a0f898d6f8a9451..db832fd65ecbf8d749720b449eed3fd2b8d55cab 100644
(file)
--- a/
arch/x86/lguest/boot.c
+++ b/
arch/x86/lguest/boot.c
@@
-993,6
+993,7
@@
static void lguest_time_irq(unsigned int irq, struct irq_desc *desc)
static void lguest_time_init(void)
{
/* Set up the timer interrupt (0) to go to our simple timer routine */
+ lguest_setup_irq(0);
irq_set_handler(0, lguest_time_irq);
clocksource_register_hz(&lguest_clock, NSEC_PER_SEC);