ia64/xen: Remove Xen support for ia64

ia64 has not been supported by Xen since 4.2 so it's time to drop
Xen/ia64 from Linux as well.

Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>

7 files changed, 0 insertions, 55 deletions

diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c
index 59d52e3aef12..bfa19311e09c 100644
--- a/arch/ia64/kernel/acpi.c
+++ b/arch/ia64/kernel/acpi.c
@@ -53,7 +53,6 @@
 #include <asm/numa.h>
 #include <asm/sal.h>
 #include <asm/cyclone.h>
-#include <asm/xen/hypervisor.h>
 
 #define BAD_MADT_ENTRY(entry, end) (                                        \
                 (!entry) || (unsigned long)entry + sizeof(*entry) > end ||  \
@@ -120,8 +119,6 @@ acpi_get_sysname(void)
                         return "uv";
                 else
                         return "sn2";
-        } else if (xen_pv_domain() && !strcmp(hdr->oem_id, "XEN")) {
-                return "xen";
         }
 
 #ifdef CONFIG_INTEL_IOMMU
diff --git a/arch/ia64/kernel/asm-offsets.c b/arch/ia64/kernel/asm-offsets.c
index 46c9e3007315..60ef83e6db71 100644
--- a/arch/ia64/kernel/asm-offsets.c
+++ b/arch/ia64/kernel/asm-offsets.c
@@ -16,9 +16,6 @@
 #include <asm/sigcontext.h>
 #include <asm/mca.h>
 
-#include <asm/xen/interface.h>
-#include <asm/xen/hypervisor.h>
-
 #include "../kernel/sigframe.h"
 #include "../kernel/fsyscall_gtod_data.h"
 
@@ -290,33 +287,4 @@ void foo(void)
         DEFINE(IA64_ITC_LASTCYCLE_OFFSET,
                 offsetof (struct itc_jitter_data_t, itc_lastcycle));
 
-#ifdef CONFIG_XEN
-        BLANK();
-
-        DEFINE(XEN_NATIVE_ASM, XEN_NATIVE);
-        DEFINE(XEN_PV_DOMAIN_ASM, XEN_PV_DOMAIN);
-
-#define DEFINE_MAPPED_REG_OFS(sym, field) \
-        DEFINE(sym, (XMAPPEDREGS_OFS + offsetof(struct mapped_regs, field)))
-
-        DEFINE_MAPPED_REG_OFS(XSI_PSR_I_ADDR_OFS, interrupt_mask_addr);
-        DEFINE_MAPPED_REG_OFS(XSI_IPSR_OFS, ipsr);
-        DEFINE_MAPPED_REG_OFS(XSI_IIP_OFS, iip);
-        DEFINE_MAPPED_REG_OFS(XSI_IFS_OFS, ifs);
-        DEFINE_MAPPED_REG_OFS(XSI_PRECOVER_IFS_OFS, precover_ifs);
-        DEFINE_MAPPED_REG_OFS(XSI_ISR_OFS, isr);
-        DEFINE_MAPPED_REG_OFS(XSI_IFA_OFS, ifa);
-        DEFINE_MAPPED_REG_OFS(XSI_IIPA_OFS, iipa);
-        DEFINE_MAPPED_REG_OFS(XSI_IIM_OFS, iim);
-        DEFINE_MAPPED_REG_OFS(XSI_IHA_OFS, iha);
-        DEFINE_MAPPED_REG_OFS(XSI_ITIR_OFS, itir);
-        DEFINE_MAPPED_REG_OFS(XSI_PSR_IC_OFS, interrupt_collection_enabled);
-        DEFINE_MAPPED_REG_OFS(XSI_BANKNUM_OFS, banknum);
-        DEFINE_MAPPED_REG_OFS(XSI_BANK0_R16_OFS, bank0_regs[0]);
-        DEFINE_MAPPED_REG_OFS(XSI_BANK1_R16_OFS, bank1_regs[0]);
-        DEFINE_MAPPED_REG_OFS(XSI_B0NATS_OFS, vbnat);
-        DEFINE_MAPPED_REG_OFS(XSI_B1NATS_OFS, vnat);
-        DEFINE_MAPPED_REG_OFS(XSI_ITC_OFFSET_OFS, itc_offset);
-        DEFINE_MAPPED_REG_OFS(XSI_ITC_LAST_OFS, itc_last);
-#endif /* CONFIG_XEN */
 }
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 991ca336b8a2..e6f80fcf013b 100644
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -416,8 +416,6 @@ start_ap:
 
 default_setup_hook = 0          // Currently nothing needs to be done.
 
-        .weak xen_setup_hook
-
         .global hypervisor_type
 hypervisor_type:
         data8           PARAVIRT_HYPERVISOR_TYPE_DEFAULT
@@ -426,7 +424,6 @@ hypervisor_type:
 
 hypervisor_setup_hooks:
         data8           default_setup_hook
-        data8           xen_setup_hook
 num_hypervisor_hooks = (. - hypervisor_setup_hooks) / 8
         .previous
 
diff --git a/arch/ia64/kernel/nr-irqs.c b/arch/ia64/kernel/nr-irqs.c
index ee564575148e..f6769cd54bd9 100644
--- a/arch/ia64/kernel/nr-irqs.c
+++ b/arch/ia64/kernel/nr-irqs.c
@@ -10,15 +10,11 @@
 #include <linux/kbuild.h>
 #include <linux/threads.h>
 #include <asm/native/irq.h>
-#include <asm/xen/irq.h>
 
 void foo(void)
 {
         union paravirt_nr_irqs_max {
                 char ia64_native_nr_irqs[IA64_NATIVE_NR_IRQS];
-#ifdef CONFIG_XEN
-                char xen_nr_irqs[XEN_NR_IRQS];
-#endif
         };
 
         DEFINE(NR_IRQS, sizeof (union paravirt_nr_irqs_max));
diff --git a/arch/ia64/kernel/paravirt_inst.h b/arch/ia64/kernel/paravirt_inst.h
index 64d6d810c64b..1ad7512b5f65 100644
--- a/arch/ia64/kernel/paravirt_inst.h
+++ b/arch/ia64/kernel/paravirt_inst.h
@@ -22,9 +22,6 @@
 
 #ifdef __IA64_ASM_PARAVIRTUALIZED_PVCHECK
 #include <asm/native/pvchk_inst.h>
-#elif defined(__IA64_ASM_PARAVIRTUALIZED_XEN)
-#include <asm/xen/inst.h>
-#include <asm/xen/minstate.h>
 #else
 #include <asm/native/inst.h>
 #endif
diff --git a/arch/ia64/kernel/paravirt_patchlist.h b/arch/ia64/kernel/paravirt_patchlist.h
index 0684aa6c6507..67cffc3643a3 100644
--- a/arch/ia64/kernel/paravirt_patchlist.h
+++ b/arch/ia64/kernel/paravirt_patchlist.h
@@ -20,9 +20,5 @@
  *
  */
 
-#if defined(__IA64_GATE_PARAVIRTUALIZED_XEN)
-#include <asm/xen/patchlist.h>
-#else
 #include <asm/native/patchlist.h>
-#endif
 
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index 0ccb28fab27e..84f8a52ac5ae 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -182,12 +182,6 @@ SECTIONS {
                 __start_gate_section = .;
                 *(.data..gate)
                 __stop_gate_section = .;
-#ifdef CONFIG_XEN
-                . = ALIGN(PAGE_SIZE);
-                __xen_start_gate_section = .;
-                *(.data..gate.xen)
-                __xen_stop_gate_section = .;
-#endif
         }
         /*
          * make sure the gate page doesn't expose