[Xen-changelog] [xen-unstable] [linux x86_64] Disable smp alternatives.

[Xen patchbot-unstable <patchbot-unstable@xxxxxxxxxxxxxxxxxxx>]

# HG changeset patch
# User Christian Limpach <Christian.Limpach@xxxxxxxxxxxxx>
# Date 1168615923 0
# Node ID 5babd90037b883bcc484ddd67176a197a419b291
# Parent  4fad820a2233e30960ff5aea75d19b23ac02b512
[linux x86_64] Disable smp alternatives.

Signed-off-by: Christian Limpach <Christian.Limpach@xxxxxxxxxxxxx>
---
 linux-2.6-xen-sparse/drivers/xen/core/smpboot.c |    4 ++++
 1 files changed, 4 insertions(+)

diff -r 4fad820a2233 -r 5babd90037b8 
linux-2.6-xen-sparse/drivers/xen/core/smpboot.c
--- a/linux-2.6-xen-sparse/drivers/xen/core/smpboot.c   Fri Jan 12 14:30:49 
2007 +0000
+++ b/linux-2.6-xen-sparse/drivers/xen/core/smpboot.c   Fri Jan 12 15:32:03 
2007 +0000
@@ -392,8 +392,10 @@ void __cpu_die(unsigned int cpu)
 
        xen_smp_intr_exit(cpu);
 
+#if defined(__i386__)
        if (num_online_cpus() == 1)
                alternatives_smp_switch(0);
+#endif
 }
 
 #else /* !CONFIG_HOTPLUG_CPU */
@@ -418,8 +420,10 @@ int __devinit __cpu_up(unsigned int cpu)
        if (rc)
                return rc;
 
+#if defined(__i386__)
        if (num_online_cpus() == 1)
                alternatives_smp_switch(1);
+#endif
 
        /* This must be done before setting cpu_online_map */
        set_cpu_sibling_map(cpu);

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