Re: [VOYAGER] fix smp_intr_init() compile breakage

From: Ingo Molnar
Date: Thu Oct 30 2008 - 18:04:24 EST



* James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx> wrote:

> >From 4d4d1ebea1e30d0ea51784139f18aa15acbff5d9 Mon Sep 17 00:00:00 2001
> From: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
> Date: Wed, 29 Oct 2008 11:13:33 -0500
> Subject: [VOYAGER] x86: fix smp_intr_init() compile breakage
>
> Looks like this became static on the rest of x86. Fix it up by adding
> an external definition to mach-voyager/setup.c
>
> Signed-off-by: James Bottomley <James.Bottomley@xxxxxxxxxxxxxxxxxxxxx>
> ---
> arch/x86/mach-voyager/setup.c | 2 +-
> 1 files changed, 1 insertions(+), 1 deletions(-)
>
> diff --git a/arch/x86/mach-voyager/setup.c b/arch/x86/mach-voyager/setup.c
> index 6bbdd63..7c6ff1a 100644
> --- a/arch/x86/mach-voyager/setup.c
> +++ b/arch/x86/mach-voyager/setup.c
> @@ -24,6 +24,7 @@ static struct irqaction irq2 = {
> .name = "cascade",
> };
>
> +extern void smp_intr_init(void);
> void __init intr_init_hook(void)

please add function prototypes to the proper .h file.
(arch/x86/include/asm/voyager.h in this case)

I'd also suggest to rename the function to voyager_smp_intr_init().

Note that Voyager already has a voyager_smp_intr_init() prototype in
voyager.h. Something like the (completely untested) patch below.

Ingo

---
arch/x86/mach-voyager/setup.c | 2 +-
arch/x86/mach-voyager/voyager_smp.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/mach-voyager/setup.c b/arch/x86/mach-voyager/setup.c
index 6bbdd63..a580b95 100644
--- a/arch/x86/mach-voyager/setup.c
+++ b/arch/x86/mach-voyager/setup.c
@@ -27,7 +27,7 @@ static struct irqaction irq2 = {
void __init intr_init_hook(void)
{
#ifdef CONFIG_SMP
- smp_intr_init();
+ voyager_smp_intr_init();
#endif

setup_irq(2, &irq2);
diff --git a/arch/x86/mach-voyager/voyager_smp.c b/arch/x86/mach-voyager/voyager_smp.c
index ff2b2ed..95c9035 100644
--- a/arch/x86/mach-voyager/voyager_smp.c
+++ b/arch/x86/mach-voyager/voyager_smp.c
@@ -1250,7 +1250,7 @@ static void handle_vic_irq(unsigned int irq, struct irq_desc *desc)
#define QIC_SET_GATE(cpi, vector) \
set_intr_gate((cpi) + QIC_DEFAULT_CPI_BASE, (vector))

-void __init smp_intr_init(void)
+void __init voyager_smp_intr_init(void)
{
int i;

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