[IA64] pvops: preparation: introduce ia64_set_rr0_to_rr4() to make kernel paravirtualization friendly.
make kernel paravirtualization friendly by introducing
ia64_set_rr0_to_rr4().
ia64/Xen will replace setting rr[0-4] with single hypercall later.
Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/include/asm-ia64/mmu_context.h b/include/asm-ia64/mmu_context.h
index cef2400..040bc87 100644
--- a/include/asm-ia64/mmu_context.h
+++ b/include/asm-ia64/mmu_context.h
@@ -152,11 +152,7 @@
# endif
#endif
- ia64_set_rr(0x0000000000000000UL, rr0);
- ia64_set_rr(0x2000000000000000UL, rr1);
- ia64_set_rr(0x4000000000000000UL, rr2);
- ia64_set_rr(0x6000000000000000UL, rr3);
- ia64_set_rr(0x8000000000000000UL, rr4);
+ ia64_set_rr0_to_rr4(rr0, rr1, rr2, rr3, rr4);
ia64_srlz_i(); /* srlz.i implies srlz.d */
}