[PATCH 1/9] [PATCH] x86: surround hard_smp_processor_id in APIC_DEFINITION

From: Glauber Costa
Date: Thu Mar 27 2008 - 13:12:20 EST


APIC_DEFINITION is not defined in x86_64, so in practice, we keep
our old code here. But as a nice side effect, the code is now
equal to smp_32.h.

Signed-off-by: Glauber Costa <gcosta@xxxxxxxxxx>
---
include/asm-x86/smp_64.h | 6 +++++-
1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/include/asm-x86/smp_64.h b/include/asm-x86/smp_64.h
index c53a011..2520633 100644
--- a/include/asm-x86/smp_64.h
+++ b/include/asm-x86/smp_64.h
@@ -52,12 +52,16 @@ static inline int logical_smp_processor_id(void)
return GET_APIC_LOGICAL_ID(*(u32 *)(APIC_BASE + APIC_LDR));
}

-#include <mach_apicdef.h>
+# ifdef APIC_DEFINITION
+extern int hard_smp_processor_id(void);
+# else
+# include <mach_apicdef.h>
static inline int hard_smp_processor_id(void)
{
/* we don't want to mark this access volatile - bad code generation */
return GET_APIC_ID(*(u32 *)(APIC_BASE + APIC_ID));
}
+# endif /* APIC_DEFINITION */

#endif

--
1.5.0.6

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