x86_64: unstatic get_local_pda

This allows Xen's xen_cpu_up() to allocate a pda for the new CPU.

Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com>
Cc: Stephen Tweedie <sct@redhat.com>
Cc: Eduardo Habkost <ehabkost@redhat.com>
Cc: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 687376ab07e82ece4ab1eeb609d738d76245d226..1deb3b624a793a762f4a5561e0a32540fd2764ca 100644 (file)
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -768,7 +768,7 @@ static void __cpuinit do_fork_idle(struct work_struct *work)
  *
  * Must be called after the _cpu_pda pointer table is initialized.
  */
-static int __cpuinit get_local_pda(int cpu)
+int __cpuinit get_local_pda(int cpu)
 {
        struct x8664_pda *oldpda, *newpda;
        unsigned long size = sizeof(struct x8664_pda);

diff --git a/include/asm-x86/smp.h b/include/asm-x86/smp.h
index c2784b3e0b77e23269a1c61407aaeb2db39cdc9d..3c877f74f279454cd579cf71530ef3bd051b75ff 100644 (file)
--- a/include/asm-x86/smp.h
+++ b/include/asm-x86/smp.h
@@ -25,6 +25,8 @@ extern cpumask_t cpu_callin_map;
 extern void (*mtrr_hook)(void);
 extern void zap_low_mappings(void);
 
+extern int __cpuinit get_local_pda(int cpu);
+
 extern int smp_num_siblings;
 extern unsigned int num_processors;
 extern cpumask_t cpu_initialized;