Merge branch 'master'

19 files changed, 101 insertions, 97 deletions

diff --git a/include/asm-ia64/acpi.h b/include/asm-ia64/acpi.h
index f7a517654308..d734585a23cf 100644
--- a/include/asm-ia64/acpi.h
+++ b/include/asm-ia64/acpi.h
@@ -111,7 +111,11 @@ extern int additional_cpus;
 
 #ifdef CONFIG_ACPI_NUMA
 /* Proximity bitmap length; _PXM is at most 255 (8 bit)*/
+#ifdef CONFIG_IA64_NR_NODES
+#define MAX_PXM_DOMAINS CONFIG_IA64_NR_NODES
+#else
 #define MAX_PXM_DOMAINS (256)
+#endif
 extern int __devinitdata pxm_to_nid_map[MAX_PXM_DOMAINS];
 extern int __initdata nid_to_pxm_map[MAX_NUMNODES];
 #endif
diff --git a/include/asm-ia64/asmmacro.h b/include/asm-ia64/asmmacro.h
index 77af457f4ad7..d4cec32083d8 100644
--- a/include/asm-ia64/asmmacro.h
+++ b/include/asm-ia64/asmmacro.h
@@ -51,6 +51,17 @@ name:
   [99:] x
 
 /*
+ * Tag MCA recoverable instruction ranges.
+ */
+
+        .section "__mca_table", "a"             // declare section & section attributes
+        .previous
+
+# define MCA_RECOVER_RANGE(y)                   \
+        .xdata4 "__mca_table", y-., 99f-.;      \
+  [99:]
+
+/*
  * Mark instructions that need a load of a virtual address patched to be
  * a load of a physical address.  We use this either in critical performance
  * path (ivt.S - TLB miss processing) or in places where it might not be
diff --git a/include/asm-ia64/bitops.h b/include/asm-ia64/bitops.h
index 36d0fb95ea89..90921e162793 100644
--- a/include/asm-ia64/bitops.h
+++ b/include/asm-ia64/bitops.h
@@ -5,8 +5,8 @@
  * Copyright (C) 1998-2003 Hewlett-Packard Co
  *      David Mosberger-Tang <davidm@hpl.hp.com>
  *
- * 02/06/02 find_next_bit() and find_first_bit() added from Erich Focht's ia64 O(1)
- *          scheduler patch
+ * 02/06/02 find_next_bit() and find_first_bit() added from Erich Focht's ia64
+ * O(1) scheduler patch
  */
 
 #include <linux/compiler.h>
@@ -25,9 +25,9 @@
  * restricted to acting on a single-word quantity.
  *
  * The address must be (at least) "long" aligned.
- * Note that there are driver (e.g., eepro100) which use these operations to operate on
- * hw-defined data-structures, so we can't easily change these operations to force a
- * bigger alignment.
+ * Note that there are driver (e.g., eepro100) which use these operations to
+ * operate on hw-defined data-structures, so we can't easily change these
+ * operations to force a bigger alignment.
  *
  * bit 0 is the LSB of addr; bit 32 is the LSB of (addr+1).
  */
@@ -284,8 +284,8 @@ test_bit (int nr, const volatile void *addr)
  * ffz - find the first zero bit in a long word
  * @x: The long word to find the bit in
  *
- * Returns the bit-number (0..63) of the first (least significant) zero bit.  Undefined if
- * no zero exists, so code should check against ~0UL first...
+ * Returns the bit-number (0..63) of the first (least significant) zero bit.
+ * Undefined if no zero exists, so code should check against ~0UL first...
  */
 static inline unsigned long
 ffz (unsigned long x)
@@ -345,13 +345,14 @@ fls (int t)
         x |= x >> 16;
         return ia64_popcnt(x);
 }
-#define fls64(x)   generic_fls64(x)
+
+#include <asm-generic/bitops/fls64.h>
 
 /*
- * ffs: find first bit set. This is defined the same way as the libc and compiler builtin
- * ffs routines, therefore differs in spirit from the above ffz (man ffs): it operates on
- * "int" values only and the result value is the bit number + 1.  ffs(0) is defined to
- * return zero.
+ * ffs: find first bit set. This is defined the same way as the libc and
+ * compiler builtin ffs routines, therefore differs in spirit from the above
+ * ffz (man ffs): it operates on "int" values only and the result value is the
+ * bit number + 1.  ffs(0) is defined to return zero.
  */
 #define ffs(x)  __builtin_ffs(x)
 
@@ -373,51 +374,17 @@ hweight64 (unsigned long x)
 
 #endif /* __KERNEL__ */
 
-extern int __find_next_zero_bit (const void *addr, unsigned long size,
-                        unsigned long offset);
-extern int __find_next_bit(const void *addr, unsigned long size,
-                        unsigned long offset);
-
-#define find_next_zero_bit(addr, size, offset) \
-                        __find_next_zero_bit((addr), (size), (offset))
-#define find_next_bit(addr, size, offset) \
-                        __find_next_bit((addr), (size), (offset))
-
-/*
- * The optimizer actually does good code for this case..
- */
-#define find_first_zero_bit(addr, size) find_next_zero_bit((addr), (size), 0)
-
-#define find_first_bit(addr, size) find_next_bit((addr), (size), 0)
+#include <asm-generic/bitops/find.h>
 
 #ifdef __KERNEL__
 
-#define __clear_bit(nr, addr)           clear_bit(nr, addr)
+#include <asm-generic/bitops/ext2-non-atomic.h>
 
-#define ext2_set_bit                    test_and_set_bit
 #define ext2_set_bit_atomic(l,n,a)      test_and_set_bit(n,a)
-#define ext2_clear_bit                  test_and_clear_bit
 #define ext2_clear_bit_atomic(l,n,a)    test_and_clear_bit(n,a)
-#define ext2_test_bit                   test_bit
-#define ext2_find_first_zero_bit        find_first_zero_bit
-#define ext2_find_next_zero_bit         find_next_zero_bit
-
-/* Bitmap functions for the minix filesystem.  */
-#define minix_test_and_set_bit(nr,addr)         test_and_set_bit(nr,addr)
-#define minix_set_bit(nr,addr)                  set_bit(nr,addr)
-#define minix_test_and_clear_bit(nr,addr)       test_and_clear_bit(nr,addr)
-#define minix_test_bit(nr,addr)                 test_bit(nr,addr)
-#define minix_find_first_zero_bit(addr,size)    find_first_zero_bit(addr,size)
 
-static inline int
-sched_find_first_bit (unsigned long *b)
-{
-        if (unlikely(b[0]))
-                return __ffs(b[0]);
-        if (unlikely(b[1]))
-                return 64 + __ffs(b[1]);
-        return __ffs(b[2]) + 128;
-}
+#include <asm-generic/bitops/minix.h>
+#include <asm-generic/bitops/sched.h>
 
 #endif /* __KERNEL__ */
 
diff --git a/include/asm-ia64/compat.h b/include/asm-ia64/compat.h
index c0b19106665c..40d01d80610d 100644
--- a/include/asm-ia64/compat.h
+++ b/include/asm-ia64/compat.h
@@ -189,6 +189,12 @@ compat_ptr (compat_uptr_t uptr)
         return (void __user *) (unsigned long) uptr;
 }
 
+static inline compat_uptr_t
+ptr_to_compat(void __user *uptr)
+{
+        return (u32)(unsigned long)uptr;
+}
+
 static __inline__ void __user *
 compat_alloc_user_space (long len)
 {
diff --git a/include/asm-ia64/dmi.h b/include/asm-ia64/dmi.h
new file mode 100644
index 000000000000..f3efaa229525
--- /dev/null
+++ b/include/asm-ia64/dmi.h
@@ -0,0 +1,6 @@
+#ifndef _ASM_DMI_H
+#define _ASM_DMI_H 1
+
+#include <asm/io.h>
+
+#endif
diff --git a/include/asm-ia64/io.h b/include/asm-ia64/io.h
index b64fdb985494..c2e3742108bb 100644
--- a/include/asm-ia64/io.h
+++ b/include/asm-ia64/io.h
@@ -88,8 +88,8 @@ phys_to_virt (unsigned long address)
 }
 
 #define ARCH_HAS_VALID_PHYS_ADDR_RANGE
-extern int valid_phys_addr_range (unsigned long addr, size_t *count); /* efi.c */
-extern int valid_mmap_phys_addr_range (unsigned long addr, size_t *count);
+extern int valid_phys_addr_range (unsigned long addr, size_t count); /* efi.c */
+extern int valid_mmap_phys_addr_range (unsigned long addr, size_t count);
 
 /*
  * The following two macros are deprecated and scheduled for removal.
@@ -416,24 +416,18 @@ __writeq (unsigned long val, volatile void __iomem *addr)
 # define outl_p         outl
 #endif
 
-/*
- * An "address" in IO memory space is not clearly either an integer or a pointer. We will
- * accept both, thus the casts.
- *
- * On ia-64, we access the physical I/O memory space through the uncached kernel region.
- */
-static inline void __iomem *
-ioremap (unsigned long offset, unsigned long size)
-{
-        return (void __iomem *) (__IA64_UNCACHED_OFFSET | (offset));
-}
+extern void __iomem * ioremap(unsigned long offset, unsigned long size);
+extern void __iomem * ioremap_nocache (unsigned long offset, unsigned long size);
 
 static inline void
 iounmap (volatile void __iomem *addr)
 {
 }
 
-#define ioremap_nocache(o,s)    ioremap(o,s)
+/* Use normal IO mappings for DMI */
+#define dmi_ioremap ioremap
+#define dmi_iounmap(x,l) iounmap(x)
+#define dmi_alloc(l) kmalloc(l, GFP_ATOMIC)
 
 # ifdef __KERNEL__
 
diff --git a/include/asm-ia64/kdebug.h b/include/asm-ia64/kdebug.h
index 8b01a083dde6..218c458ab60c 100644
--- a/include/asm-ia64/kdebug.h
+++ b/include/asm-ia64/kdebug.h
@@ -40,7 +40,7 @@ struct die_args {
 
 extern int register_die_notifier(struct notifier_block *);
 extern int unregister_die_notifier(struct notifier_block *);
-extern struct notifier_block *ia64die_chain;
+extern struct atomic_notifier_head ia64die_chain;
 
 enum die_val {
         DIE_BREAK = 1,
@@ -81,7 +81,7 @@ static inline int notify_die(enum die_val val, char *str, struct pt_regs *regs,
                 .signr  = sig
         };
 
-        return notifier_call_chain(&ia64die_chain, val, &args);
+        return atomic_notifier_call_chain(&ia64die_chain, val, &args);
 }
 
 #endif
diff --git a/include/asm-ia64/machvec_dig.h b/include/asm-ia64/machvec_dig.h
index 4dc8522c974f..8a0752f40987 100644
--- a/include/asm-ia64/machvec_dig.h
+++ b/include/asm-ia64/machvec_dig.h
@@ -2,7 +2,6 @@
 #define _ASM_IA64_MACHVEC_DIG_h
 
 extern ia64_mv_setup_t dig_setup;
-extern ia64_mv_irq_init_t dig_irq_init;
 
 /*
  * This stuff has dual use!
@@ -13,6 +12,5 @@ extern ia64_mv_irq_init_t dig_irq_init;
  */
 #define platform_name           "dig"
 #define platform_setup          dig_setup
-#define platform_irq_init       dig_irq_init
 
 #endif /* _ASM_IA64_MACHVEC_DIG_h */
diff --git a/include/asm-ia64/numa.h b/include/asm-ia64/numa.h
index 3ae128fe0823..dae6aeb7b119 100644
--- a/include/asm-ia64/numa.h
+++ b/include/asm-ia64/numa.h
@@ -23,7 +23,7 @@
 
 #include <asm/mmzone.h>
 
-extern u8 cpu_to_node_map[NR_CPUS] __cacheline_aligned;
+extern u16 cpu_to_node_map[NR_CPUS] __cacheline_aligned;
 extern cpumask_t node_to_cpu_mask[MAX_NUMNODES] __cacheline_aligned;
 
 /* Stuff below this line could be architecture independent */
diff --git a/include/asm-ia64/numnodes.h b/include/asm-ia64/numnodes.h
index 21cff4da5485..e9d356f549d9 100644
--- a/include/asm-ia64/numnodes.h
+++ b/include/asm-ia64/numnodes.h
@@ -3,13 +3,18 @@
 
 #ifdef CONFIG_IA64_DIG
 /* Max 8 Nodes */
-#define NODES_SHIFT     3
+#  define NODES_SHIFT   3
 #elif defined(CONFIG_IA64_HP_ZX1) || defined(CONFIG_IA64_HP_ZX1_SWIOTLB)
 /* Max 32 Nodes */
-#define NODES_SHIFT     5
+#  define NODES_SHIFT   5
 #elif defined(CONFIG_IA64_SGI_SN2) || defined(CONFIG_IA64_GENERIC)
-/* Max 256 Nodes */
-#define NODES_SHIFT     8
+#  if CONFIG_IA64_NR_NODES == 256
+#    define NODES_SHIFT 8
+#  elif CONFIG_IA64_NR_NODES <= 512
+#    define NODES_SHIFT    9
+#  elif CONFIG_IA64_NR_NODES <= 1024
+#    define NODES_SHIFT    10
+#  endif
 #endif
 
 #endif /* _ASM_MAX_NUMNODES_H */
diff --git a/include/asm-ia64/page.h b/include/asm-ia64/page.h
index 3ab27333dae4..2087825eefa4 100644
--- a/include/asm-ia64/page.h
+++ b/include/asm-ia64/page.h
@@ -106,17 +106,25 @@ extern int ia64_pfn_valid (unsigned long pfn);
 # define ia64_pfn_valid(pfn) 1
 #endif
 
+#ifdef CONFIG_VIRTUAL_MEM_MAP
+extern struct page *vmem_map;
+#ifdef CONFIG_DISCONTIGMEM
+# define page_to_pfn(page)      ((unsigned long) (page - vmem_map))
+# define pfn_to_page(pfn)       (vmem_map + (pfn))
+#endif
+#endif
+
+#if defined(CONFIG_FLATMEM) || defined(CONFIG_SPARSEMEM)
+/* FLATMEM always configures mem_map (mem_map = vmem_map if necessary) */
+#include <asm-generic/memory_model.h>
+#endif
+
 #ifdef CONFIG_FLATMEM
 # define pfn_valid(pfn)         (((pfn) < max_mapnr) && ia64_pfn_valid(pfn))
-# define page_to_pfn(page)      ((unsigned long) (page - mem_map))
-# define pfn_to_page(pfn)       (mem_map + (pfn))
 #elif defined(CONFIG_DISCONTIGMEM)
-extern struct page *vmem_map;
 extern unsigned long min_low_pfn;
 extern unsigned long max_low_pfn;
 # define pfn_valid(pfn)         (((pfn) >= min_low_pfn) && ((pfn) < max_low_pfn) && ia64_pfn_valid(pfn))
-# define page_to_pfn(page)      ((unsigned long) (page - vmem_map))
-# define pfn_to_page(pfn)       (vmem_map + (pfn))
 #endif
 
 #define page_to_phys(page)      (page_to_pfn(page) << PAGE_SHIFT)
@@ -149,7 +157,7 @@ typedef union ia64_va {
                                  | (REGION_OFFSET(x) >> (HPAGE_SHIFT-PAGE_SHIFT)))
 # define HUGETLB_PAGE_ORDER     (HPAGE_SHIFT - PAGE_SHIFT)
 # define is_hugepage_only_range(mm, addr, len)          \
-         (REGION_NUMBER(addr) == RGN_HPAGE &&   \
+         (REGION_NUMBER(addr) == RGN_HPAGE ||   \
           REGION_NUMBER((addr)+(len)-1) == RGN_HPAGE)
 extern unsigned int hpage_shift;
 #endif
diff --git a/include/asm-ia64/pal.h b/include/asm-ia64/pal.h
index 7708ec669a33..4e7e6f23b08c 100644
--- a/include/asm-ia64/pal.h
+++ b/include/asm-ia64/pal.h
@@ -1640,8 +1640,7 @@ ia64_pal_logical_to_phys(u64 proc_number, pal_logical_to_physical_t *mapping)
 
         if (iprv.status == PAL_STATUS_SUCCESS)
         {
-                if (proc_number == 0)
-                        mapping->overview.overview_data = iprv.v0;
+                mapping->overview.overview_data = iprv.v0;
                 mapping->ppli1.ppli1_data = iprv.v1;
                 mapping->ppli2.ppli2_data = iprv.v2;
         }
diff --git a/include/asm-ia64/poll.h b/include/asm-ia64/poll.h
index 160258a0528d..bcaf9f140242 100644
--- a/include/asm-ia64/poll.h
+++ b/include/asm-ia64/poll.h
@@ -21,6 +21,7 @@
 #define POLLWRBAND      0x0200
 #define POLLMSG         0x0400
 #define POLLREMOVE      0x1000
+#define POLLRDHUP       0x2000
 
 struct pollfd {
         int fd;
diff --git a/include/asm-ia64/processor.h b/include/asm-ia64/processor.h
index 128fefd8056f..b3bd58e80690 100644
--- a/include/asm-ia64/processor.h
+++ b/include/asm-ia64/processor.h
@@ -181,7 +181,6 @@ DECLARE_PER_CPU(struct cpuinfo_ia64, cpu_info);
 #define local_cpu_data          (&__ia64_per_cpu_var(cpu_info))
 #define cpu_data(cpu)           (&per_cpu(cpu_info, cpu))
 
-extern void identify_cpu (struct cpuinfo_ia64 *);
 extern void print_cpu_info (struct cpuinfo_ia64 *);
 
 typedef struct {
diff --git a/include/asm-ia64/sn/l1.h b/include/asm-ia64/sn/l1.h
index e3b819110d47..344bf44bb356 100644
--- a/include/asm-ia64/sn/l1.h
+++ b/include/asm-ia64/sn/l1.h
@@ -34,6 +34,8 @@
 #define L1_BRICKTYPE_IA         0x6b            /* k */
 #define L1_BRICKTYPE_ATHENA     0x2b            /* + */
 #define L1_BRICKTYPE_DAYTONA    0x7a            /* z */
+#define L1_BRICKTYPE_1932       0x2c            /* . */
+#define L1_BRICKTYPE_191010     0x2e            /* , */
 
 /* board type response codes */
 #define L1_BOARDTYPE_IP69       0x0100          /* CA */
@@ -46,5 +48,4 @@
 #define L1_BOARDTYPE_DAYTONA    0x0800          /* AD */
 #define L1_BOARDTYPE_INVAL      (-1)            /* invalid brick type */
 
-
 #endif /* _ASM_IA64_SN_L1_H */
diff --git a/include/asm-ia64/sn/pcibr_provider.h b/include/asm-ia64/sn/pcibr_provider.h
index a601d3af39b6..51260ab70d91 100644
--- a/include/asm-ia64/sn/pcibr_provider.h
+++ b/include/asm-ia64/sn/pcibr_provider.h
@@ -144,4 +144,5 @@ extern int sal_pcibr_slot_enable(struct pcibus_info *soft, int device,
                                  void *resp);
 extern int sal_pcibr_slot_disable(struct pcibus_info *soft, int device,
                                   int action, void *resp);
+extern u16 sn_ioboard_to_pci_bus(struct pci_bus *pci_bus);
 #endif
diff --git a/include/asm-ia64/sn/pcidev.h b/include/asm-ia64/sn/pcidev.h
index 38cdffbc4c7b..eac3561574be 100644
--- a/include/asm-ia64/sn/pcidev.h
+++ b/include/asm-ia64/sn/pcidev.h
@@ -76,6 +76,7 @@ extern void sn_pci_controller_fixup(int segment, int busnum,
                                     struct pci_bus *bus);
 extern void sn_bus_store_sysdata(struct pci_dev *dev);
 extern void sn_bus_free_sysdata(void);
+extern void sn_generate_path(struct pci_bus *pci_bus, char *address);
 extern void sn_pci_fixup_slot(struct pci_dev *dev);
 extern void sn_pci_unfixup_slot(struct pci_dev *dev);
 extern void sn_irq_lh_init(void);
diff --git a/include/asm-ia64/sn/sn_feature_sets.h b/include/asm-ia64/sn/sn_feature_sets.h
index ff33e3bd3f8e..30dcfa442e53 100644
--- a/include/asm-ia64/sn/sn_feature_sets.h
+++ b/include/asm-ia64/sn/sn_feature_sets.h
@@ -30,8 +30,7 @@ extern int sn_prom_feature_available(int id);
 
 #define PRF_PAL_CACHE_FLUSH_SAFE        0
 #define PRF_DEVICE_FLUSH_LIST           1
-
-
+#define PRF_HOTPLUG_SUPPORT             2
 
 /* --------------------- OS Features -------------------------------*/
 
diff --git a/include/asm-ia64/sn/sn_sal.h b/include/asm-ia64/sn/sn_sal.h
index b546de2fdce5..bf4cc867a698 100644
--- a/include/asm-ia64/sn/sn_sal.h
+++ b/include/asm-ia64/sn/sn_sal.h
@@ -159,7 +159,7 @@
 static inline u32
 sn_sal_rev(void)
 {
-        struct ia64_sal_systab *systab = efi.sal_systab;
+        struct ia64_sal_systab *systab = __va(efi.sal_systab);
 
         return (u32)(systab->sal_b_rev_major << 8 | systab->sal_b_rev_minor);
 }
@@ -907,18 +907,22 @@ ia64_sn_sysctl_tio_clock_reset(nasid_t nasid)
 /*
  * Get the associated ioboard type for a given nasid.
  */
-static inline int
-ia64_sn_sysctl_ioboard_get(nasid_t nasid)
+static inline s64
+ia64_sn_sysctl_ioboard_get(nasid_t nasid, u16 *ioboard)
 {
-        struct ia64_sal_retval rv;
-        SAL_CALL_REENTRANT(rv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_IOBOARD,
-                        nasid, 0, 0, 0, 0, 0);
-        if (rv.v0 != 0)
-                return (int)rv.v0;
-        if (rv.v1 != 0)
-                return (int)rv.v1;
-
-        return 0;
+        struct ia64_sal_retval isrv;
+        SAL_CALL_REENTRANT(isrv, SN_SAL_SYSCTL_OP, SAL_SYSCTL_OP_IOBOARD,
+                           nasid, 0, 0, 0, 0, 0);
+        if (isrv.v0 != 0) {
+                *ioboard = isrv.v0;
+                return isrv.status;
+        }
+        if (isrv.v1 != 0) {
+                *ioboard = isrv.v1;
+                return isrv.status;
+        }
+
+        return isrv.status;
 }
 
 /**