8 files changed, 21 insertions, 17 deletions

diff --git a/arch/ia64/include/asm/sections.h b/arch/ia64/include/asm/sections.h
index f66799891036..1a873b36a4a1 100644
--- a/arch/ia64/include/asm/sections.h
+++ b/arch/ia64/include/asm/sections.h
@@ -11,6 +11,9 @@
 #include <asm-generic/sections.h>
 
 extern char __per_cpu_start[], __per_cpu_end[], __phys_per_cpu_start[];
+#ifdef  CONFIG_SMP
+extern char __cpu0_per_cpu[];
+#endif
 extern char __start___vtop_patchlist[], __end___vtop_patchlist[];
 extern char __start___rse_patchlist[], __end___rse_patchlist[];
 extern char __start___mckinley_e9_bundles[], __end___mckinley_e9_bundles[];
diff --git a/arch/ia64/kernel/efi.c b/arch/ia64/kernel/efi.c
index d45f215bc8fc..51b75cea7018 100644
--- a/arch/ia64/kernel/efi.c
+++ b/arch/ia64/kernel/efi.c
@@ -1232,9 +1232,10 @@ efi_initialize_iomem_resources(struct resource *code_resource,
                                 if (md->attribute & EFI_MEMORY_WP) {
                                         name = "System ROM";
                                         flags |= IORESOURCE_READONLY;
-                                } else {
+                                } else if (md->attribute == EFI_MEMORY_UC)
+                                        name = "Uncached RAM";
+                                else
                                         name = "System RAM";
-                                }
                                 break;
 
                         case EFI_ACPI_MEMORY_NVS:
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 8bdea8eb62e3..66e491d8baac 100644
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -367,16 +367,17 @@ start_ap:
         ;;
 #else
 (isAP)  br.few 2f
-        mov r20=r19
-        sub r19=r19,r18
+        movl r20=__cpu0_per_cpu
         ;;
         shr.u r18=r18,3
 1:
-        ld8 r21=[r20],8;;
-        st8[r19]=r21,8
+        ld8 r21=[r19],8;;
+        st8[r20]=r21,8
         adds r18=-1,r18;;
         cmp4.lt p7,p6=0,r18
 (p7)    br.cond.dptk.few 1b
+        mov r19=r20
+        ;;
 2:
 #endif
         tpa r19=r19
diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c
index c27d5b2c182b..de636b215677 100644
--- a/arch/ia64/kernel/setup.c
+++ b/arch/ia64/kernel/setup.c
@@ -616,7 +616,9 @@ setup_arch (char **cmdline_p)
                 ia64_mca_init();
 
         platform_setup(cmdline_p);
+#ifndef CONFIG_IA64_HP_SIM
         check_sal_cache_flush();
+#endif
         paging_init();
 }
 
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index de71da811cd6..10a7d47e8510 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -215,9 +215,6 @@ SECTIONS
   /* Per-cpu data: */
   percpu : { } :percpu
   . = ALIGN(PERCPU_PAGE_SIZE);
-#ifdef  CONFIG_SMP
-  . = . + PERCPU_PAGE_SIZE;     /* cpu0 per-cpu space */
-#endif
   __phys_per_cpu_start = .;
   .data.percpu PERCPU_ADDR : AT(__phys_per_cpu_start - LOAD_OFFSET)
         {
@@ -233,6 +230,11 @@ SECTIONS
   data : { } :data
   .data : AT(ADDR(.data) - LOAD_OFFSET)
         {
+#ifdef  CONFIG_SMP
+  . = ALIGN(PERCPU_PAGE_SIZE);
+                __cpu0_per_cpu = .;
+  . = . + PERCPU_PAGE_SIZE;     /* cpu0 per-cpu space */
+#endif
                 DATA_DATA
                 *(.data1)
                 *(.gnu.linkonce.d*)
diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index 7a37d06376be..cd0d1a7284b7 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -38,6 +38,7 @@
 #include <asm/cacheflush.h>
 #include <asm/div64.h>
 #include <asm/tlb.h>
+#include <asm/elf.h>
 
 #include "misc.h"
 #include "vti.h"
@@ -61,12 +62,6 @@ struct kvm_stats_debugfs_item debugfs_entries[] = {
         { NULL }
 };
 
-
-struct fdesc{
-    unsigned long ip;
-    unsigned long gp;
-};
-
 static void kvm_flush_icache(unsigned long start, unsigned long len)
 {
         int l;
diff --git a/arch/ia64/mm/contig.c b/arch/ia64/mm/contig.c
index e566ff43884a..0ee085efbe29 100644
--- a/arch/ia64/mm/contig.c
+++ b/arch/ia64/mm/contig.c
@@ -163,7 +163,7 @@ per_cpu_init (void)
          * get_zeroed_page().
          */
         if (first_time) {
-                void *cpu0_data = __phys_per_cpu_start - PERCPU_PAGE_SIZE;
+                void *cpu0_data = __cpu0_per_cpu;
 
                 first_time=0;
 
diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c
index 78026aabaa7f..d8c5fcd89e5b 100644
--- a/arch/ia64/mm/discontig.c
+++ b/arch/ia64/mm/discontig.c
@@ -144,7 +144,7 @@ static void *per_cpu_node_setup(void *cpu_data, int node)
 
         for_each_possible_early_cpu(cpu) {
                 if (cpu == 0) {
-                        void *cpu0_data = __phys_per_cpu_start - PERCPU_PAGE_SIZE;
+                        void *cpu0_data = __cpu0_per_cpu;
                         __per_cpu_offset[cpu] = (char*)cpu0_data -
                                 __per_cpu_start;
                 } else if (node == node_cpuid[cpu].nid) {