fedora core 6 1.2949 + vserver 2.2.0

[linux-2.6.git] / arch / ia64 / kernel / head.S

diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 8d3a929..dded6f2 100644 (file)
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -19,13 +19,12 @@
  *   Support for CPU Hotplug
  */
 
-#include <linux/config.h>
 
 #include <asm/asmmacro.h>
 #include <asm/fpu.h>
 #include <asm/kregs.h>
 #include <asm/mmu_context.h>
-#include <asm/offsets.h>
+#include <asm/asm-offsets.h>
 #include <asm/pal.h>
 #include <asm/pgtable.h>
 #include <asm/processor.h>
@@ -198,6 +197,11 @@ start_ap:
        ;;
        srlz.i
        ;;
+ {
+       flushrs                         // must be first insn in group
+       srlz.i
+ }
+       ;;
        /*
         * Save the region registers, predicate before they get clobbered
         */
@@ -352,6 +356,7 @@ start_ap:
        mov ar.rsc=0            // place RSE in enforced lazy mode
        ;;
        loadrs                  // clear the dirty partition
+       mov IA64_KR(PER_CPU_DATA)=r0    // clear physical per-CPU base
        ;;
        mov ar.bspstore=r2      // establish the new RSE stack
        ;;
@@ -362,6 +367,12 @@ start_ap:
        ;;
 (isBP) st8 [r2]=r28            // save the address of the boot param area passed by the bootloader
 
+#ifdef CONFIG_XEN
+       //  Note: isBP is used by the subprogram.
+       br.call.sptk.many rp=early_xen_setup
+       ;;
+#endif
+
 #ifdef CONFIG_SMP
 (isAP) br.call.sptk.many rp=start_secondary
 .ret0:
@@ -853,7 +864,6 @@ END(__ia64_init_fpu)
  */
 GLOBAL_ENTRY(ia64_switch_mode_phys)
  {
-       alloc r2=ar.pfs,0,0,0,0
        rsm psr.i | psr.ic              // disable interrupts and interrupt collection
        mov r15=ip
  }
@@ -902,7 +912,6 @@ END(ia64_switch_mode_phys)
  */
 GLOBAL_ENTRY(ia64_switch_mode_virt)
  {
-       alloc r2=ar.pfs,0,0,0,0
        rsm psr.i | psr.ic              // disable interrupts and interrupt collection
        mov r15=ip
  }
@@ -1060,7 +1069,7 @@ SET_REG(b5);
         * the clobber lists for spin_lock() in include/asm-ia64/spinlock.h.
         */
 
-#if __GNUC__ < 3 || (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
+#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
 
 GLOBAL_ENTRY(ia64_spinlock_contention_pre3_4)
        .prologue