diff options
| author | Rusty Russell <rusty@rustcorp.com.au> | 2009-06-12 22:26:59 -0600 |
|---|---|---|
| committer | Rusty Russell <rusty@rustcorp.com.au> | 2009-06-12 22:27:00 +0930 |
| commit | 1028375e93a7aa4dbe466947d1c65f368b1f61c1 (patch) | |
| tree | 33199b0bb9c79fded3159b880d8ad9e0e6bcb28c /arch/x86/lguest/boot.c | |
| parent | 56739c802ca845435f60e909104637880e14c769 (diff) | |
lguest: clean up lguest_init_IRQ
Copy from arch/x86/kernel/irqinit_32.c: we don't use the vectors beyond
LGUEST_IRQS (if any), but we might as well set them all.
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'arch/x86/lguest/boot.c')
| -rw-r--r-- | arch/x86/lguest/boot.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index 4e0c2655939..2392a7a171c 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -628,13 +628,12 @@ static void __init lguest_init_IRQ(void) { unsigned int i; - for (i = 0; i < LGUEST_IRQS; i++) { - int vector = FIRST_EXTERNAL_VECTOR + i; + for (i = FIRST_EXTERNAL_VECTOR; i < NR_VECTORS; i++) { /* Some systems map "vectors" to interrupts weirdly. Lguest has * a straightforward 1 to 1 mapping, so force that here. */ - __get_cpu_var(vector_irq)[vector] = i; - if (vector != SYSCALL_VECTOR) - set_intr_gate(vector, interrupt[i]); + __get_cpu_var(vector_irq)[i] = i - FIRST_EXTERNAL_VECTOR; + if (i != SYSCALL_VECTOR) + set_intr_gate(i, interrupt[i - FIRST_EXTERNAL_VECTOR]); } /* This call is required to set up for 4k stacks, where we have * separate stacks for hard and soft interrupts. */ |