X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=include%2Fasm-i386%2Fapic.h;h=e1de67483f383e2e8bdb851b810d81c22ef11cab;hb=6a77f38946aaee1cd85eeec6cf4229b204c15071;hp=8135c7c290f23a054eb4e9c1f9326603564ee5e7;hpb=87fc8d1bb10cd459024a742c6a10961fefcef18f;p=linux-2.6.git

diff --git a/include/asm-i386/apic.h b/include/asm-i386/apic.h
index 8135c7c29..e1de67483 100644
--- a/include/asm-i386/apic.h
+++ b/include/asm-i386/apic.h
@@ -53,7 +53,8 @@ static __inline unsigned long apic_read(unsigned long reg)
 
 static __inline__ void apic_wait_icr_idle(void)
 {
-	do { } while ( apic_read( APIC_ICR ) & APIC_ICR_BUSY );
+	while ( apic_read( APIC_ICR ) & APIC_ICR_BUSY )
+		cpu_relax();
 }
 
 int get_physical_broadcast(void);
@@ -88,6 +89,7 @@ extern void clear_local_APIC(void);
 extern void connect_bsp_APIC (void);
 extern void disconnect_bsp_APIC (void);
 extern void disable_local_APIC (void);
+extern void lapic_shutdown (void);
 extern int verify_local_APIC (void);
 extern void cache_APIC_registers (void);
 extern void sync_Arb_IDs (void);
@@ -116,6 +118,9 @@ extern unsigned int nmi_watchdog;
 #define NMI_LOCAL_APIC	2
 #define NMI_INVALID	3
 
-#endif /* CONFIG_X86_LOCAL_APIC */
+#else /* !CONFIG_X86_LOCAL_APIC */
+static inline void lapic_shutdown(void) { }
+
+#endif /* !CONFIG_X86_LOCAL_APIC */
 
 #endif /* __ASM_APIC_H */