x86_read_per_cpu() and its writeish sister are not present in x86_64. So in
this patch, we replace them with __get_cpu_var(), which is present in both

Signed-off-by: Glauber de Oliveira Costa <[EMAIL PROTECTED]>
---
 arch/x86/kernel/paravirt.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

Index: linux-2.6-x86/arch/x86/kernel/paravirt.c
===================================================================
--- linux-2.6-x86.orig/arch/x86/kernel/paravirt.c       2007-12-20 
19:08:11.000000000 -0800
+++ linux-2.6-x86/arch/x86/kernel/paravirt.c    2007-12-20 19:08:18.000000000 
-0800
@@ -238,18 +238,18 @@
 
 static inline void enter_lazy(enum paravirt_lazy_mode mode)
 {
-       BUG_ON(x86_read_percpu(paravirt_lazy_mode) != PARAVIRT_LAZY_NONE);
+       BUG_ON(__get_cpu_var(paravirt_lazy_mode) != PARAVIRT_LAZY_NONE);
        BUG_ON(preemptible());
 
-       x86_write_percpu(paravirt_lazy_mode, mode);
+       __get_cpu_var(paravirt_lazy_mode) = mode;
 }
 
 void paravirt_leave_lazy(enum paravirt_lazy_mode mode)
 {
-       BUG_ON(x86_read_percpu(paravirt_lazy_mode) != mode);
+       BUG_ON(__get_cpu_var(paravirt_lazy_mode) != mode);
        BUG_ON(preemptible());
 
-       x86_write_percpu(paravirt_lazy_mode, PARAVIRT_LAZY_NONE);
+       __get_cpu_var(paravirt_lazy_mode) = PARAVIRT_LAZY_NONE;
 }
 
 void paravirt_enter_lazy_mmu(void)
@@ -274,7 +274,7 @@
 
 enum paravirt_lazy_mode paravirt_get_lazy_mode(void)
 {
-       return x86_read_percpu(paravirt_lazy_mode);
+       return __get_cpu_var(paravirt_lazy_mode);
 }
 
 struct pv_info pv_info = {
--
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