Merge branch 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6

* 'release' of git://git.kernel.org/pub/scm/linux/kernel/git/aegl/linux-2.6:
  [IA64] Adjust CMCI mask on CPU hotplug
  [IA64] make flush_tlb_kernel_range() an inline function
  [IA64] Guard elfcorehdr_addr with #if CONFIG_PROC_FS
  [IA64] Fix Altix BTE error return status
  [IA64] Remove assembler warnings on head.S
  [IA64] Remove compiler warinings about uninitialized variable in irq_ia64.c
  [IA64] set_thread_area fails in IA32 chroot
  [IA64] print kernel release in OOPS to make kerneloops.org happy
  [IA64] Two trivial spelling fixes
  [IA64] Avoid unnecessary TLB flushes when allocating memory
  [IA64] ia32 nopage
  [IA64] signal: remove redundant code in setup_sigcontext()
  IA64: Slim down __clear_bit_unlock

20 files changed, 171 insertions, 48 deletions

diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
index bc859a311eaf..45bf04eb7d70 100644
--- a/arch/ia64/hp/common/sba_iommu.c
+++ b/arch/ia64/hp/common/sba_iommu.c
@@ -2034,7 +2034,8 @@ sba_init(void)
         if (!ia64_platform_is("hpzx1") && !ia64_platform_is("hpzx1_swiotlb"))
                 return 0;
 
-#if defined(CONFIG_IA64_GENERIC) && defined(CONFIG_CRASH_DUMP)
+#if defined(CONFIG_IA64_GENERIC) && defined(CONFIG_CRASH_DUMP) && \
+        defined(CONFIG_PROC_FS)
         /* If we are booting a kdump kernel, the sba_iommu will
          * cause devices that were not shutdown properly to MCA
          * as soon as they are turned back on.  Our only option for
diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c
index f6ae3ec93810..3e35987af458 100644
--- a/arch/ia64/ia32/binfmt_elf32.c
+++ b/arch/ia64/ia32/binfmt_elf32.c
@@ -52,33 +52,29 @@ extern struct page *ia32_shared_page[];
 extern unsigned long *ia32_gdt;
 extern struct page *ia32_gate_page;
 
-struct page *
-ia32_install_shared_page (struct vm_area_struct *vma, unsigned long address, int *type)
+int
+ia32_install_shared_page (struct vm_area_struct *vma, struct vm_fault *vmf)
 {
-        struct page *pg = ia32_shared_page[smp_processor_id()];
-        get_page(pg);
-        if (type)
-                *type = VM_FAULT_MINOR;
-        return pg;
+        vmf->page = ia32_shared_page[smp_processor_id()];
+        get_page(vmf->page);
+        return 0;
 }
 
-struct page *
-ia32_install_gate_page (struct vm_area_struct *vma, unsigned long address, int *type)
+int
+ia32_install_gate_page (struct vm_area_struct *vma, struct vm_fault *vmf)
 {
-        struct page *pg = ia32_gate_page;
-        get_page(pg);
-        if (type)
-                *type = VM_FAULT_MINOR;
-        return pg;
+        vmf->page = ia32_gate_page;
+        get_page(vmf->page);
+        return 0;
 }
 
 
 static struct vm_operations_struct ia32_shared_page_vm_ops = {
-        .nopage = ia32_install_shared_page
+        .fault = ia32_install_shared_page
 };
 
 static struct vm_operations_struct ia32_gate_page_vm_ops = {
-        .nopage = ia32_install_gate_page
+        .fault = ia32_install_gate_page
 };
 
 void
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 4e5e27540e27..d3a41d5f8d12 100644
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -1176,6 +1176,7 @@ tlb_purge_done:
         RESTORE_REG(cr.dcr, r25, r17);;
         RESTORE_REG(cr.iva, r25, r17);;
         RESTORE_REG(cr.pta, r25, r17);;
+        srlz.d;;        // required not to violate RAW dependency
         RESTORE_REG(cr.itv, r25, r17);;
         RESTORE_REG(cr.pmv, r25, r17);;
         RESTORE_REG(cr.cmcv, r25, r17);;
diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c
index 00a4599e5f47..0b52f19ed046 100644
--- a/arch/ia64/kernel/irq_ia64.c
+++ b/arch/ia64/kernel/irq_ia64.c
@@ -200,7 +200,7 @@ assign_irq_vector (int irq)
 {
         unsigned long flags;
         int vector, cpu;
-        cpumask_t domain;
+        cpumask_t domain = CPU_MASK_NONE;
 
         vector = -ENOSPC;
 
@@ -340,7 +340,7 @@ int create_irq(void)
 {
         unsigned long flags;
         int irq, vector, cpu;
-        cpumask_t domain;
+        cpumask_t domain = CPU_MASK_NONE;
 
         irq = vector = -ENOSPC;
         spin_lock_irqsave(&vector_lock, flags);
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index 10b48cd15a87..6dbf5919d2d0 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -75,6 +75,7 @@
 #include <linux/workqueue.h>
 #include <linux/cpumask.h>
 #include <linux/kdebug.h>
+#include <linux/cpu.h>
 
 #include <asm/delay.h>
 #include <asm/machvec.h>
@@ -1813,6 +1814,36 @@ ia64_mca_cpu_init(void *cpu_data)
                                                               PAGE_KERNEL));
 }
 
+static void __cpuinit ia64_mca_cmc_vector_adjust(void *dummy)
+{
+        unsigned long flags;
+
+        local_irq_save(flags);
+        if (!cmc_polling_enabled)
+                ia64_mca_cmc_vector_enable(NULL);
+        local_irq_restore(flags);
+}
+
+static int __cpuinit mca_cpu_callback(struct notifier_block *nfb,
+                                      unsigned long action,
+                                      void *hcpu)
+{
+        int hotcpu = (unsigned long) hcpu;
+
+        switch (action) {
+        case CPU_ONLINE:
+        case CPU_ONLINE_FROZEN:
+                smp_call_function_single(hotcpu, ia64_mca_cmc_vector_adjust,
+                                         NULL, 1, 0);
+                break;
+        }
+        return NOTIFY_OK;
+}
+
+static struct notifier_block mca_cpu_notifier __cpuinitdata = {
+        .notifier_call = mca_cpu_callback
+};
+
 /*
  * ia64_mca_init
  *
@@ -1996,6 +2027,8 @@ ia64_mca_late_init(void)
         if (!mca_init)
                 return 0;
 
+        register_hotcpu_notifier(&mca_cpu_notifier);
+
         /* Setup the CMCI/P vector and handler */
         init_timer(&cmc_poll_timer);
         cmc_poll_timer.function = ia64_mca_cmc_poll;
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index 2418289ee5ca..7377d323131d 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -27,6 +27,7 @@
 #include <linux/interrupt.h>
 #include <linux/delay.h>
 #include <linux/kdebug.h>
+#include <linux/utsname.h>
 
 #include <asm/cpu.h>
 #include <asm/delay.h>
@@ -107,8 +108,9 @@ show_regs (struct pt_regs *regs)
         print_modules();
         printk("\nPid: %d, CPU %d, comm: %20s\n", task_pid_nr(current),
                         smp_processor_id(), current->comm);
-        printk("psr : %016lx ifs : %016lx ip  : [<%016lx>]    %s\n",
-               regs->cr_ipsr, regs->cr_ifs, ip, print_tainted());
+        printk("psr : %016lx ifs : %016lx ip  : [<%016lx>]    %s (%s)\n",
+               regs->cr_ipsr, regs->cr_ifs, ip, print_tainted(),
+               init_utsname()->release);
         print_symbol("ip is at %s\n", ip);
         printk("unat: %016lx pfs : %016lx rsc : %016lx\n",
                regs->ar_unat, regs->ar_pfs, regs->ar_rsc);
@@ -737,6 +739,7 @@ flush_thread (void)
                 ia32_drop_ia64_partial_page_list(current);
                 current->thread.task_size = IA32_PAGE_OFFSET;
                 set_fs(USER_DS);
+                memset(current->thread.tls_array, 0, sizeof(current->thread.tls_array));
         }
 #endif
 }
diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c
index 4c730099d58f..309da3567bc8 100644
--- a/arch/ia64/kernel/signal.c
+++ b/arch/ia64/kernel/signal.c
@@ -280,15 +280,7 @@ setup_sigcontext (struct sigcontext __user *sc, sigset_t *mask, struct sigscratc
         err |= __copy_to_user(&sc->sc_gr[15], &scr->pt.r15, 8);         /* r15 */
         err |= __put_user(scr->pt.cr_iip + ia64_psr(&scr->pt)->ri, &sc->sc_ip);
 
-        if (flags & IA64_SC_FLAG_IN_SYSCALL) {
-                /* Clear scratch registers if the signal interrupted a system call. */
-                err |= __put_user(0, &sc->sc_ar_ccv);                           /* ar.ccv */
-                err |= __put_user(0, &sc->sc_br[7]);                            /* b7 */
-                err |= __put_user(0, &sc->sc_gr[14]);                           /* r14 */
-                err |= __clear_user(&sc->sc_ar25, 2*8);                 /* ar.csd & ar.ssd */
-                err |= __clear_user(&sc->sc_gr[2], 2*8);                        /* r2-r3 */
-                err |= __clear_user(&sc->sc_gr[16], 16*8);                      /* r16-r31 */
-        } else {
+        if (!(flags & IA64_SC_FLAG_IN_SYSCALL)) {
                 /* Copy scratch regs to sigcontext if the signal didn't interrupt a syscall. */
                 err |= __put_user(scr->pt.ar_ccv, &sc->sc_ar_ccv);              /* ar.ccv */
                 err |= __put_user(scr->pt.b7, &sc->sc_br[7]);                   /* b7 */
diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c
index a7be4f203420..2a90c32024f4 100644
--- a/arch/ia64/kernel/uncached.c
+++ b/arch/ia64/kernel/uncached.c
@@ -118,7 +118,7 @@ static int uncached_add_chunk(struct uncached_pool *uc_pool, int nid)
         for (i = 0; i < (IA64_GRANULE_SIZE / PAGE_SIZE); i++)
                 SetPageUncached(&page[i]);
 
-        flush_tlb_kernel_range(uc_addr, uc_adddr + IA64_GRANULE_SIZE);
+        flush_tlb_kernel_range(uc_addr, uc_addr + IA64_GRANULE_SIZE);
 
         status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL);
         if (status == PAL_VISIBILITY_OK_REMOTE_NEEDED) {
diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c
index cef164729db7..655da240d13c 100644
--- a/arch/ia64/mm/tlb.c
+++ b/arch/ia64/mm/tlb.c
@@ -10,6 +10,7 @@
  *              IPI based ptc implementation and A-step IPI implementation.
  * Rohit Seth <rohit.seth@intel.com>
  * Ken Chen <kenneth.w.chen@intel.com>
+ * Christophe de Dinechin <ddd@hp.com>: Avoid ptc.e on memory allocation
  */
 #include <linux/module.h>
 #include <linux/init.h>
@@ -89,9 +90,16 @@ ia64_global_tlb_purge (struct mm_struct *mm, unsigned long start,
 {
         static DEFINE_SPINLOCK(ptcg_lock);
 
-        if (mm != current->active_mm || !current->mm) {
-                flush_tlb_all();
-                return;
+        struct mm_struct *active_mm = current->active_mm;
+
+        if (mm != active_mm) {
+                /* Restore region IDs for mm */
+                if (mm && active_mm) {
+                        activate_context(mm);
+                } else {
+                        flush_tlb_all();
+                        return;
+                }
         }
 
         /* HW requires global serialization of ptc.ga.  */
@@ -107,6 +115,10 @@ ia64_global_tlb_purge (struct mm_struct *mm, unsigned long start,
                 } while (start < end);
         }
         spin_unlock(&ptcg_lock);
+
+        if (mm != active_mm) {
+                activate_context(active_mm);
+        }
 }
 
 void
diff --git a/arch/ia64/sn/kernel/bte.c b/arch/ia64/sn/kernel/bte.c
index b362d6d6a8c8..9456d4034024 100644
--- a/arch/ia64/sn/kernel/bte.c
+++ b/arch/ia64/sn/kernel/bte.c
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (c) 2000-2006 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2007 Silicon Graphics, Inc.  All Rights Reserved.
  */
 
 #include <linux/module.h>
@@ -227,7 +227,7 @@ retry_bteop:
                      BTE_LNSTAT_LOAD(bte), *bte->most_rcnt_na));
 
         if (transfer_stat & IBLS_ERROR) {
-                bte_status = transfer_stat & ~IBLS_ERROR;
+                bte_status = BTE_GET_ERROR_STATUS(transfer_stat);
         } else {
                 bte_status = BTE_SUCCESS;
         }
diff --git a/arch/ia64/sn/kernel/bte_error.c b/arch/ia64/sn/kernel/bte_error.c
index 27c5936ccfe9..4cb09f3f1efc 100644
--- a/arch/ia64/sn/kernel/bte_error.c
+++ b/arch/ia64/sn/kernel/bte_error.c
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (c) 2000-2005 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2007 Silicon Graphics, Inc.  All Rights Reserved.
  */
 
 #include <linux/types.h>
@@ -148,7 +148,11 @@ int shub2_bte_error_handler(unsigned long _nodepda)
         for (i = 0; i < BTES_PER_NODE; i++) {
                 bte = &err_nodepda->bte_if[i];
                 status = BTE_LNSTAT_LOAD(bte);
-                if ((status & IBLS_ERROR) || !(status & IBLS_BUSY))
+                if (status & IBLS_ERROR) {
+                        bte->bh_error = BTE_SHUB2_ERROR(status);
+                        continue;
+                }
+                if (!(status & IBLS_BUSY))
                         continue;
                 mod_timer(recovery_timer, jiffies + (HZ * 5));
                 BTE_PRINTK(("eh:%p:%d Marked Giving up\n", err_nodepda,
diff --git a/arch/ia64/sn/pci/tioce_provider.c b/arch/ia64/sn/pci/tioce_provider.c
index cee9379d44e0..e1a3e19d3d9c 100644
--- a/arch/ia64/sn/pci/tioce_provider.c
+++ b/arch/ia64/sn/pci/tioce_provider.c
@@ -41,7 +41,7 @@
  *      } else
  *              do desired mmr access
  *
- * According to hw, we can use reads instead of writes to the above addres
+ * According to hw, we can use reads instead of writes to the above address
  *
  * Note this WAR can only to be used for accessing internal MMR's in the
  * TIOCE Coretalk Address Range 0x0 - 0x07ff_ffff.  This includes the
diff --git a/include/asm-ia64/bitops.h b/include/asm-ia64/bitops.h
index a977affaebec..a1b9719f5fbb 100644
--- a/include/asm-ia64/bitops.h
+++ b/include/asm-ia64/bitops.h
@@ -124,10 +124,21 @@ clear_bit_unlock (int nr, volatile void *addr)
 /**
  * __clear_bit_unlock - Non-atomically clear a bit with release
  *
- * This is like clear_bit_unlock, but the implementation may use a non-atomic
- * store (this one uses an atomic, however).
+ * This is like clear_bit_unlock, but the implementation uses a store
+ * with release semantics. See also __raw_spin_unlock().
  */
-#define __clear_bit_unlock clear_bit_unlock
+static __inline__ void
+__clear_bit_unlock(int nr, volatile void *addr)
+{
+        __u32 mask, new;
+        volatile __u32 *m;
+
+        m = (volatile __u32 *)addr + (nr >> 5);
+        mask = ~(1 << (nr & 31));
+        new = *m & mask;
+        barrier();
+        ia64_st4_rel_nta(m, new);
+}
 
 /**
  * __clear_bit - Clears a bit in memory (non-atomic version)
diff --git a/include/asm-ia64/gcc_intrin.h b/include/asm-ia64/gcc_intrin.h
index 4fb4e439b05c..e58d3298fa10 100644
--- a/include/asm-ia64/gcc_intrin.h
+++ b/include/asm-ia64/gcc_intrin.h
@@ -191,6 +191,11 @@ register unsigned long ia64_r13 asm ("r13") __attribute_used__;
         asm volatile ("ldf.fill %0=[%1]" :"=f"(__f__): "r"(x)); \
 })
 
+#define ia64_st4_rel_nta(m, val)                                        \
+({                                                                      \
+        asm volatile ("st4.rel.nta [%0] = %1\n\t" :: "r"(m), "r"(val)); \
+})
+
 #define ia64_stfs(x, regnum)                                            \
 ({                                                                      \
         register double __f__ asm ("f"#regnum);                         \
diff --git a/include/asm-ia64/hw_irq.h b/include/asm-ia64/hw_irq.h
index bba5baa3c7fc..7e6e3779670a 100644
--- a/include/asm-ia64/hw_irq.h
+++ b/include/asm-ia64/hw_irq.h
@@ -63,7 +63,7 @@ extern int ia64_last_device_vector;
 #define IA64_NUM_DEVICE_VECTORS         (IA64_LAST_DEVICE_VECTOR - IA64_FIRST_DEVICE_VECTOR + 1)
 
 #define IA64_MCA_RENDEZ_VECTOR          0xe8    /* MCA rendez interrupt */
-#define IA64_PERFMON_VECTOR             0xee    /* performanc monitor interrupt vector */
+#define IA64_PERFMON_VECTOR             0xee    /* performance monitor interrupt vector */
 #define IA64_TIMER_VECTOR               0xef    /* use highest-prio group 15 interrupt for timer */
 #define IA64_MCA_WAKEUP_VECTOR          0xf0    /* MCA wakeup (must be >MCA_RENDEZ_VECTOR) */
 #define IA64_IPI_LOCAL_TLB_FLUSH        0xfc    /* SMP flush local TLB */
diff --git a/include/asm-ia64/intel_intrin.h b/include/asm-ia64/intel_intrin.h
index d069b6acddce..a520d103d808 100644
--- a/include/asm-ia64/intel_intrin.h
+++ b/include/asm-ia64/intel_intrin.h
@@ -110,6 +110,9 @@
 #define ia64_st4_rel            __st4_rel
 #define ia64_st8_rel            __st8_rel
 
+/* FIXME: need st4.rel.nta intrinsic */
+#define ia64_st4_rel_nta        __st4_rel
+
 #define ia64_ld1_acq            __ld1_acq
 #define ia64_ld2_acq            __ld2_acq
 #define ia64_ld4_acq            __ld4_acq
diff --git a/include/asm-ia64/sn/bte.h b/include/asm-ia64/sn/bte.h
index 5335d87ca5f8..a0d214f43115 100644
--- a/include/asm-ia64/sn/bte.h
+++ b/include/asm-ia64/sn/bte.h
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (c) 2000-2006 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2000-2007 Silicon Graphics, Inc.  All Rights Reserved.
  */
 
 
@@ -150,6 +150,35 @@ typedef enum {
         BTEFAIL_NOTAVAIL,       /* BTE not available */
 } bte_result_t;
 
+#define BTEFAIL_SH2_RESP_SHORT  0x1     /* bit 000001 */
+#define BTEFAIL_SH2_RESP_LONG   0x2     /* bit 000010 */
+#define BTEFAIL_SH2_RESP_DSP    0x4     /* bit 000100 */
+#define BTEFAIL_SH2_RESP_ACCESS 0x8     /* bit 001000 */
+#define BTEFAIL_SH2_CRB_TO      0x10    /* bit 010000 */
+#define BTEFAIL_SH2_NACK_LIMIT  0x20    /* bit 100000 */
+#define BTEFAIL_SH2_ALL         0x3F    /* bit 111111 */
+
+#define BTE_ERR_BITS    0x3FUL
+#define BTE_ERR_SHIFT   36
+#define BTE_ERR_MASK    (BTE_ERR_BITS << BTE_ERR_SHIFT)
+
+#define BTE_ERROR_RETRY(value)                                          \
+        (is_shub2() ? (value != BTEFAIL_SH2_CRB_TO)                     \
+                : (value != BTEFAIL_TOUT))
+
+/*
+ * On shub1 BTE_ERR_MASK will always be false, so no need for is_shub2()
+ */
+#define BTE_SHUB2_ERROR(_status)                                        \
+        ((_status & BTE_ERR_MASK)                                       \
+           ? (((_status >> BTE_ERR_SHIFT) & BTE_ERR_BITS) | IBLS_ERROR) \
+           : _status)
+
+#define BTE_GET_ERROR_STATUS(_status)                                   \
+        (BTE_SHUB2_ERROR(_status) & ~IBLS_ERROR)
+
+#define BTE_VALID_SH2_ERROR(value)                                      \
+        ((value >= BTEFAIL_SH2_RESP_SHORT) && (value <= BTEFAIL_SH2_ALL))
 
 /*
  * Structure defining a bte.  An instance of this
diff --git a/include/asm-ia64/sn/xp.h b/include/asm-ia64/sn/xp.h
index 6f807e0193b7..f7711b308e48 100644
--- a/include/asm-ia64/sn/xp.h
+++ b/include/asm-ia64/sn/xp.h
@@ -86,7 +86,7 @@ xp_bte_copy(u64 src, u64 vdst, u64 len, u64 mode, void *notification)
         BUG_ON(REGION_NUMBER(vdst) != RGN_KERNEL);
 
         ret = bte_copy(src, pdst, len, mode, notification);
-        if (ret != BTE_SUCCESS) {
+        if ((ret != BTE_SUCCESS) && BTE_ERROR_RETRY(ret)) {
                 if (!in_interrupt()) {
                         cond_resched();
                 }
@@ -244,7 +244,30 @@ enum xpc_retval {
 
         xpcDisconnected,        /* 51: channel disconnected (closed) */
 
-        xpcUnknownReason        /* 52: unknown reason -- must be last in list */
+        xpcBteSh2Start,         /* 52: BTE CRB timeout */
+
+                                /* 53: 0x1 BTE Error Response Short */
+        xpcBteSh2RspShort = xpcBteSh2Start + BTEFAIL_SH2_RESP_SHORT,
+
+                                /* 54: 0x2 BTE Error Response Long */
+        xpcBteSh2RspLong = xpcBteSh2Start + BTEFAIL_SH2_RESP_LONG,
+
+                                /* 56: 0x4 BTE Error Response DSB */
+        xpcBteSh2RspDSB = xpcBteSh2Start + BTEFAIL_SH2_RESP_DSP,
+
+                                /* 60: 0x8 BTE Error Response Access */
+        xpcBteSh2RspAccess = xpcBteSh2Start + BTEFAIL_SH2_RESP_ACCESS,
+
+                                /* 68: 0x10 BTE Error CRB timeout */
+        xpcBteSh2CRBTO = xpcBteSh2Start + BTEFAIL_SH2_CRB_TO,
+
+                                /* 84: 0x20 BTE Error NACK limit */
+        xpcBteSh2NACKLimit = xpcBteSh2Start + BTEFAIL_SH2_NACK_LIMIT,
+
+                                /* 115: BTE end */
+        xpcBteSh2End = xpcBteSh2Start + BTEFAIL_SH2_ALL,
+
+        xpcUnknownReason        /* 116: unknown reason -- must be last in list */
 };
 
 
diff --git a/include/asm-ia64/sn/xpc.h b/include/asm-ia64/sn/xpc.h
index e52b8508083b..8e5d7de9c632 100644
--- a/include/asm-ia64/sn/xpc.h
+++ b/include/asm-ia64/sn/xpc.h
@@ -3,7 +3,7 @@
  * License.  See the file "COPYING" in the main directory of this archive
  * for more details.
  *
- * Copyright (c) 2004-2006 Silicon Graphics, Inc.  All Rights Reserved.
+ * Copyright (c) 2004-2007 Silicon Graphics, Inc.  All Rights Reserved.
  */
 
 
@@ -1211,6 +1211,12 @@ xpc_IPI_init(int index)
 static inline enum xpc_retval
 xpc_map_bte_errors(bte_result_t error)
 {
+        if (is_shub2()) {
+                if (BTE_VALID_SH2_ERROR(error))
+                        return xpcBteSh2Start + error;
+                else
+                        return xpcBteUnmappedError;
+        }
         switch (error) {
         case BTE_SUCCESS:       return xpcSuccess;
         case BTEFAIL_DIR:       return xpcBteDirectoryError;
diff --git a/include/asm-ia64/tlbflush.h b/include/asm-ia64/tlbflush.h
index 80bcb0a38e8a..7774a1cac0cc 100644
--- a/include/asm-ia64/tlbflush.h
+++ b/include/asm-ia64/tlbflush.h
@@ -92,6 +92,10 @@ void smp_local_flush_tlb(void);
 #define smp_local_flush_tlb()
 #endif
 
-#define flush_tlb_kernel_range(start, end)      flush_tlb_all() /* XXX fix me */
+static inline void flush_tlb_kernel_range(unsigned long start,
+                                          unsigned long end)
+{
+        flush_tlb_all();        /* XXX fix me */
+}
 
 #endif /* _ASM_IA64_TLBFLUSH_H */