On Fri, 2009-09-25 at 12:05 +0200, Peter Soetens wrote:
> I'm trying to compile vanilla Linux 2.6.28.9 prepared with Xenomai
> 2.4.9.1 for x86-64, SMP.
>
> I get this error in hal_common.c:
>
> arch/x86/xenomai/hal-common.c:113:1: warning: "send_IPI_allbutself" redefined
> In file included from
> /home/kaltan/vbox/host/linux-2.6.28.9/arch/x86/include/asm/xenomai/hal_64.h:129,
> from
> /home/kaltan/vbox/host/linux-2.6.28.9/arch/x86/include/asm/xenomai/hal.h:75,
> from arch/x86/xenomai/hal-common.c:32:
> arch/x86/include/asm/mach-default/mach_ipi.h:42:1: warning: this is
> the location of the previous definition
> arch/x86/xenomai/hal-common.c: In function
> ‘rthal_broadcast_to_local_timers’:
> arch/x86/xenomai/hal-common.c:119: error: ‘apic’ undeclared (first use
> in this function)
> arch/x86/xenomai/hal-common.c:119: error: (Each undeclared identifier
> is reported only once
> arch/x86/xenomai/hal-common.c:119: error: for each function it appears in.)
>
Right. There seems to be a slight adjustment to do in my code (also
reads "I badly screwed up, damn it").
diff --git a/ksrc/arch/x86/hal-common.c b/ksrc/arch/x86/hal-common.c
index 1497fee..7286987 100644
--- a/ksrc/arch/x86/hal-common.c
+++ b/ksrc/arch/x86/hal-common.c
@@ -107,7 +107,7 @@ static inline void send_IPI_allbutself(int vector)
| vector);
rthal_local_irq_restore_hw(flags);
}
-#elif defined(__i386__) && LINUX_VERSION_CODE < KERNEL_VERSION(2,6,30)
+#elif LINUX_VERSION_CODE < KERNEL_VERSION(2,6,30)
#include <mach_ipi.h>
#else
#define send_IPI_allbutself(vector) apic->send_IPI_allbutself(vector)
Please let me know if that fixes the issue on your side as well.
PS: btw, I fail compiling 2.6.28.9 with KPROBES on, but this does not
look like a Xenomai issue this time.
> The macro is
> #define send_IPI_allbutself(vector) apic->send_IPI_allbutself(vector)
>
> and used in
>
> DECLARE_LINUX_IRQ_HANDLER(rthal_broadcast_to_local_timers, irq, dev_id)
> {
> #ifdef CONFIG_SMP
> send_IPI_allbutself(LOCAL_TIMER_VECTOR);
> #endif
> rthal_trigger_irq(RTHAL_HOST_TICK_IRQ);
> return IRQ_HANDLED;
> }
>
> I have no idea where apic is supposed to come from.
>
> .config attached for completeness.
>
> Peter
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> Xenomai-help mailing list
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--
Philippe.
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