Split the commpage initialization into two parts. The second part is executed

after all CPUs have been queried for their features. On SMP machines
sysenter/sysexit weren't used before due to the non-boot CPUs appearing not
to have the feature.


git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@31226 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/commpage.h

@@ -16,12 +16,14 @@ extern "C" {
 #endif
 
 status_t	commpage_init(void);
+status_t	commpage_init_post_cpus(void);
 void*		allocate_commpage_entry(int entry, size_t size);
 void*		fill_commpage_entry(int entry, const void* copyFrom, size_t size);
 image_id	get_commpage_image();
 
+// implemented in the architecture specific part
 status_t	arch_commpage_init(void);
-	// implemented in the architecture specific part
+status_t	arch_commpage_init_post_cpus(void);
 
 #ifdef __cplusplus
 }	// extern "C"