fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / include / asm-x86_64 / ipi.h

diff --git a/include/asm-x86_64/ipi.h b/include/asm-x86_64/ipi.h
index 2a5c162..cbf6a2b 100644 (file)
--- a/include/asm-x86_64/ipi.h
+++ b/include/asm-x86_64/ipi.h
@@ -49,8 +49,12 @@ static inline int __prepare_ICR2 (unsigned int mask)
        return SET_APIC_DEST_FIELD(mask);
 }
 
+
 static inline void __send_IPI_shortcut(unsigned int shortcut, int vector, unsigned int dest)
 {
+#ifdef CONFIG_XEN_UNPRIVILEGED_GUEST
+       BUG();
+#else
        /*
         * Subtle. In the case of the 'never do double writes' workaround
         * we have to lock out interrupts to be safe.  As we don't care
@@ -74,6 +78,7 @@ static inline void __send_IPI_shortcut(unsigned int shortcut, int vector, unsign
         * Send the IPI. The write to APIC_ICR fires this off.
         */
        apic_write(APIC_ICR, cfg);
+#endif /* !CONFIG_XEN_UNPRIVILEGED_GUEST */
 }