Pull miscellaneous into release branch

Conflicts:

	arch/ia64/kernel/mca.c

4 files changed, 72 insertions, 12 deletions

diff --git a/include/asm-ia64/kprobes.h b/include/asm-ia64/kprobes.h
index d03bf9ff68e3..ef71b57fc2f4 100644
--- a/include/asm-ia64/kprobes.h
+++ b/include/asm-ia64/kprobes.h
@@ -30,8 +30,12 @@
 #include <asm/break.h>
 
 #define __ARCH_WANT_KPROBES_INSN_SLOT
-#define MAX_INSN_SIZE   1
+#define MAX_INSN_SIZE   2       /* last half is for kprobe-booster */
 #define BREAK_INST      (long)(__IA64_BREAK_KPROBE << 6)
+#define NOP_M_INST      (long)(1<<27)
+#define BRL_INST(i1, i2) ((long)((0xcL << 37) | /* brl */ \
+                                (0x1L << 12) |  /* many */ \
+                                (((i1) & 1) << 36) | ((i2) << 13))) /* imm */
 
 typedef union cmp_inst {
         struct {
@@ -112,6 +116,7 @@ struct arch_specific_insn {
  #define INST_FLAG_FIX_RELATIVE_IP_ADDR         1
  #define INST_FLAG_FIX_BRANCH_REG               2
  #define INST_FLAG_BREAK_INST                   4
+ #define INST_FLAG_BOOSTABLE                    8
         unsigned long inst_flag;
         unsigned short target_br_reg;
         unsigned short slot;
diff --git a/include/asm-ia64/meminit.h b/include/asm-ia64/meminit.h
index f93308f54b61..7245a5781594 100644
--- a/include/asm-ia64/meminit.h
+++ b/include/asm-ia64/meminit.h
@@ -35,6 +35,7 @@ extern void find_memory (void);
 extern void reserve_memory (void);
 extern void find_initrd (void);
 extern int filter_rsvd_memory (unsigned long start, unsigned long end, void *arg);
+extern int filter_memory (unsigned long start, unsigned long end, void *arg);
 extern unsigned long efi_memmap_init(unsigned long *s, unsigned long *e);
 extern int find_max_min_low_pfn (unsigned long , unsigned long, void *);
 
@@ -56,7 +57,7 @@ extern int reserve_elfcorehdr(unsigned long *start, unsigned long *end);
 
 #define IGNORE_PFN0     1       /* XXX fix me: ignore pfn 0 until TLB miss handler is updated... */
 
-extern int register_active_ranges(u64 start, u64 end, void *arg);
+extern int register_active_ranges(u64 start, u64 len, int nid);
 
 #ifdef CONFIG_VIRTUAL_MEM_MAP
 # define LARGE_GAP      0x40000000 /* Use virtual mem map if hole is > than this */
diff --git a/include/asm-ia64/pal.h b/include/asm-ia64/pal.h
index 8a695d3407d2..67b02901ead4 100644
--- a/include/asm-ia64/pal.h
+++ b/include/asm-ia64/pal.h
@@ -13,6 +13,7 @@
  * Copyright (C) 1999 VA Linux Systems
  * Copyright (C) 1999 Walt Drummond <drummond@valinux.com>
  * Copyright (C) 1999 Srinivasa Prasad Thirumalachar <sprasad@sprasad.engr.sgi.com>
+ * Copyright (C) 2008 Silicon Graphics, Inc. (SGI)
  *
  * 99/10/01     davidm  Make sure we pass zero for reserved parameters.
  * 00/03/07     davidm  Updated pal_cache_flush() to be in sync with PAL v2.6.
@@ -73,6 +74,8 @@
 #define PAL_CACHE_SHARED_INFO   43      /* returns information on caches shared by logical processor */
 #define PAL_GET_HW_POLICY       48      /* Get current hardware resource sharing policy */
 #define PAL_SET_HW_POLICY       49      /* Set current hardware resource sharing policy */
+#define PAL_VP_INFO             50      /* Information about virtual processor features */
+#define PAL_MC_HW_TRACKING      51      /* Hardware tracking status */
 
 #define PAL_COPY_PAL            256     /* relocate PAL procedures and PAL PMI */
 #define PAL_HALT_INFO           257     /* return the low power capabilities of processor */
@@ -504,7 +507,8 @@ typedef struct pal_cache_check_info_s {
                         wiv             : 1,    /* Way field valid */
                         reserved2       : 1,
                         dp              : 1,    /* Data poisoned on MBE */
-                        reserved3       : 8,
+                        reserved3       : 6,
+                        hlth            : 2,    /* Health indicator */
 
                         index           : 20,   /* Cache line index */
                         reserved4       : 2,
@@ -542,7 +546,9 @@ typedef struct pal_tlb_check_info_s {
                         dtc             : 1,    /* Fail in data TC */
                         itc             : 1,    /* Fail in inst. TC */
                         op              : 4,    /* Cache operation */
-                        reserved3       : 30,
+                        reserved3       : 6,
+                        hlth            : 2,    /* Health indicator */
+                        reserved4       : 22,
 
                         is              : 1,    /* instruction set (1 == ia32) */
                         iv              : 1,    /* instruction set field valid */
@@ -633,7 +639,8 @@ typedef struct pal_uarch_check_info_s {
                         way             : 6,    /* Way of structure */
                         wv              : 1,    /* way valid */
                         xv              : 1,    /* index valid */
-                        reserved1       : 8,
+                        reserved1       : 6,
+                        hlth            : 2,    /* Health indicator */
                         index           : 8,    /* Index or set of the uarch
                                                  * structure that failed.
                                                  */
@@ -1213,14 +1220,12 @@ ia64_pal_mc_drain (void)
 
 /* Return the machine check dynamic processor state */
 static inline s64
-ia64_pal_mc_dynamic_state (u64 offset, u64 *size, u64 *pds)
+ia64_pal_mc_dynamic_state (u64 info_type, u64 dy_buffer, u64 *size)
 {
         struct ia64_pal_retval iprv;
-        PAL_CALL(iprv, PAL_MC_DYNAMIC_STATE, offset, 0, 0);
+        PAL_CALL(iprv, PAL_MC_DYNAMIC_STATE, info_type, dy_buffer, 0);
         if (size)
                 *size = iprv.v0;
-        if (pds)
-                *pds = iprv.v1;
         return iprv.status;
 }
 
@@ -1281,15 +1286,41 @@ ia64_pal_mc_expected (u64 expected, u64 *previous)
         return iprv.status;
 }
 
+typedef union pal_hw_tracking_u {
+        u64                     pht_data;
+        struct {
+                u64             itc     :4,     /* Instruction cache tracking */
+                                dct     :4,     /* Date cache tracking */
+                                itt     :4,     /* Instruction TLB tracking */
+                                ddt     :4,     /* Data TLB tracking */
+                                reserved:48;
+        } pal_hw_tracking_s;
+} pal_hw_tracking_u_t;
+
+/*
+ * Hardware tracking status.
+ */
+static inline s64
+ia64_pal_mc_hw_tracking (u64 *status)
+{
+        struct ia64_pal_retval iprv;
+        PAL_CALL(iprv, PAL_MC_HW_TRACKING, 0, 0, 0);
+        if (status)
+                *status = iprv.v0;
+        return iprv.status;
+}
+
 /* Register a platform dependent location with PAL to which it can save
  * minimal processor state in the event of a machine check or initialization
  * event.
  */
 static inline s64
-ia64_pal_mc_register_mem (u64 physical_addr)
+ia64_pal_mc_register_mem (u64 physical_addr, u64 size, u64 *req_size)
 {
         struct ia64_pal_retval iprv;
-        PAL_CALL(iprv, PAL_MC_REGISTER_MEM, physical_addr, 0, 0);
+        PAL_CALL(iprv, PAL_MC_REGISTER_MEM, physical_addr, size, 0);
+        if (req_size)
+                *req_size = iprv.v0;
         return iprv.status;
 }
 
@@ -1631,6 +1662,29 @@ ia64_pal_vm_summary (pal_vm_info_1_u_t *vm_info_1, pal_vm_info_2_u_t *vm_info_2)
         return iprv.status;
 }
 
+typedef union pal_vp_info_u {
+        u64                     pvi_val;
+        struct {
+                u64             index:          48,     /* virtual feature set info */
+                                vmm_id:         16;     /* feature set id */
+        } pal_vp_info_s;
+} pal_vp_info_u_t;
+
+/*
+ * Returns infomation about virtual processor features
+ */
+static inline s64
+ia64_pal_vp_info (u64 feature_set, u64 vp_buffer, u64 *vp_info, u64 *vmm_id)
+{
+        struct ia64_pal_retval iprv;
+        PAL_CALL(iprv, PAL_VP_INFO, feature_set, vp_buffer, 0);
+        if (vp_info)
+                *vp_info = iprv.v0;
+        if (vmm_id)
+                *vmm_id = iprv.v1;
+        return iprv.status;
+}
+
 typedef union pal_itr_valid_u {
         u64                     piv_val;
         struct {
diff --git a/include/asm-ia64/pgtable.h b/include/asm-ia64/pgtable.h
index e6204f14f614..ed70862ea247 100644
--- a/include/asm-ia64/pgtable.h
+++ b/include/asm-ia64/pgtable.h
@@ -371,7 +371,7 @@ pgd_index (unsigned long address)
 /* The offset in the 1-level directory is given by the 3 region bits
    (61..63) and the level-1 bits.  */
 static inline pgd_t*
-pgd_offset (struct mm_struct *mm, unsigned long address)
+pgd_offset (const struct mm_struct *mm, unsigned long address)
 {
         return mm->pgd + pgd_index(address);
 }