Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6

Conflicts:
	arch/sparc64/kernel/idprom.c

6 files changed, 92 insertions, 3 deletions

diff --git a/include/asm-generic/atomic.h b/include/asm-generic/atomic.h
index 4ec0a296bdec..7abdaa91ccd3 100644
--- a/include/asm-generic/atomic.h
+++ b/include/asm-generic/atomic.h
@@ -251,7 +251,7 @@ static inline long atomic_long_add_unless(atomic_long_t *l, long a, long u)
 #define atomic_long_cmpxchg(l, old, new) \
         (atomic_cmpxchg((atomic_t *)(l), (old), (new)))
 #define atomic_long_xchg(v, new) \
-        (atomic_xchg((atomic_t *)(l), (new)))
+        (atomic_xchg((atomic_t *)(v), (new)))
 
 #endif  /*  BITS_PER_LONG == 64  */
 
diff --git a/include/asm-generic/audit_write.h b/include/asm-generic/audit_write.h
index f10d367fb2a5..c5f1c2c920e2 100644
--- a/include/asm-generic/audit_write.h
+++ b/include/asm-generic/audit_write.h
@@ -1,6 +1,8 @@
 #include <asm-generic/audit_dir_write.h>
 __NR_acct,
+#ifdef __NR_swapon
 __NR_swapon,
+#endif
 __NR_quotactl,
 __NR_truncate,
 #ifdef __NR_truncate64
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 12c07c1866b2..4c794d73fb84 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -8,9 +8,17 @@
 #ifdef CONFIG_GENERIC_BUG
 #ifndef __ASSEMBLY__
 struct bug_entry {
+#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
         unsigned long   bug_addr;
+#else
+        signed int      bug_addr_disp;
+#endif
 #ifdef CONFIG_DEBUG_BUGVERBOSE
+#ifndef CONFIG_GENERIC_BUG_RELATIVE_POINTERS
         const char      *file;
+#else
+        signed int      file_disp;
+#endif
         unsigned short  line;
 #endif
         unsigned short  flags;
diff --git a/include/asm-generic/memory_model.h b/include/asm-generic/memory_model.h
index 18546d8eb78e..36fa286adad5 100644
--- a/include/asm-generic/memory_model.h
+++ b/include/asm-generic/memory_model.h
@@ -49,7 +49,7 @@
 
 /* memmap is virtually contigious.  */
 #define __pfn_to_page(pfn)      (vmemmap + (pfn))
-#define __page_to_pfn(page)     ((page) - vmemmap)
+#define __page_to_pfn(page)     (unsigned long)((page) - vmemmap)
 
 #elif defined(CONFIG_SPARSEMEM)
 /*
diff --git a/include/asm-generic/pgtable.h b/include/asm-generic/pgtable.h
index ef87f889ef62..72ebe91005a8 100644
--- a/include/asm-generic/pgtable.h
+++ b/include/asm-generic/pgtable.h
@@ -129,6 +129,10 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addres
 #define move_pte(pte, prot, old_addr, new_addr) (pte)
 #endif
 
+#ifndef pgprot_writecombine
+#define pgprot_writecombine pgprot_noncached
+#endif
+
 /*
  * When walking page tables, get the address of the next boundary,
  * or the end address of the range if that comes earlier.  Although no
@@ -289,6 +293,52 @@ static inline void ptep_modify_prot_commit(struct mm_struct *mm,
 #define arch_flush_lazy_cpu_mode()      do {} while (0)
 #endif
 
+#ifndef __HAVE_PFNMAP_TRACKING
+/*
+ * Interface that can be used by architecture code to keep track of
+ * memory type of pfn mappings (remap_pfn_range, vm_insert_pfn)
+ *
+ * track_pfn_vma_new is called when a _new_ pfn mapping is being established
+ * for physical range indicated by pfn and size.
+ */
+static inline int track_pfn_vma_new(struct vm_area_struct *vma, pgprot_t prot,
+                                        unsigned long pfn, unsigned long size)
+{
+        return 0;
+}
+
+/*
+ * Interface that can be used by architecture code to keep track of
+ * memory type of pfn mappings (remap_pfn_range, vm_insert_pfn)
+ *
+ * track_pfn_vma_copy is called when vma that is covering the pfnmap gets
+ * copied through copy_page_range().
+ */
+static inline int track_pfn_vma_copy(struct vm_area_struct *vma)
+{
+        return 0;
+}
+
+/*
+ * Interface that can be used by architecture code to keep track of
+ * memory type of pfn mappings (remap_pfn_range, vm_insert_pfn)
+ *
+ * untrack_pfn_vma is called while unmapping a pfnmap for a region.
+ * untrack can be called for a specific region indicated by pfn and size or
+ * can be for the entire vma (in which case size can be zero).
+ */
+static inline void untrack_pfn_vma(struct vm_area_struct *vma,
+                                        unsigned long pfn, unsigned long size)
+{
+}
+#else
+extern int track_pfn_vma_new(struct vm_area_struct *vma, pgprot_t prot,
+                                unsigned long pfn, unsigned long size);
+extern int track_pfn_vma_copy(struct vm_area_struct *vma);
+extern void untrack_pfn_vma(struct vm_area_struct *vma, unsigned long pfn,
+                                unsigned long size);
+#endif
+
 #endif /* !__ASSEMBLY__ */
 
 #endif /* _ASM_GENERIC_PGTABLE_H */
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 80744606bad1..c61fab1dd2f8 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -45,6 +45,22 @@
 #define MCOUNT_REC()
 #endif
 
+#ifdef CONFIG_TRACE_BRANCH_PROFILING
+#define LIKELY_PROFILE()        VMLINUX_SYMBOL(__start_annotated_branch_profile) = .; \
+                                *(_ftrace_annotated_branch)                           \
+                                VMLINUX_SYMBOL(__stop_annotated_branch_profile) = .;
+#else
+#define LIKELY_PROFILE()
+#endif
+
+#ifdef CONFIG_PROFILE_ALL_BRANCHES
+#define BRANCH_PROFILE()        VMLINUX_SYMBOL(__start_branch_profile) = .;   \
+                                *(_ftrace_branch)                             \
+                                VMLINUX_SYMBOL(__stop_branch_profile) = .;
+#else
+#define BRANCH_PROFILE()
+#endif
+
 /* .data section */
 #define DATA_DATA                                                       \
         *(.data)                                                        \
@@ -60,9 +76,12 @@
         VMLINUX_SYMBOL(__start___markers) = .;                          \
         *(__markers)                                                    \
         VMLINUX_SYMBOL(__stop___markers) = .;                           \
+        . = ALIGN(32);                                                  \
         VMLINUX_SYMBOL(__start___tracepoints) = .;                      \
         *(__tracepoints)                                                \
-        VMLINUX_SYMBOL(__stop___tracepoints) = .;
+        VMLINUX_SYMBOL(__stop___tracepoints) = .;                       \
+        LIKELY_PROFILE()                                                \
+        BRANCH_PROFILE()
 
 #define RO_DATA(align)                                                  \
         . = ALIGN((align));                                             \
@@ -269,6 +288,16 @@
                 *(.kprobes.text)                                        \
                 VMLINUX_SYMBOL(__kprobes_text_end) = .;
 
+#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+#define IRQENTRY_TEXT                                                   \
+                ALIGN_FUNCTION();                                       \
+                VMLINUX_SYMBOL(__irqentry_text_start) = .;              \
+                *(.irqentry.text)                                       \
+                VMLINUX_SYMBOL(__irqentry_text_end) = .;
+#else
+#define IRQENTRY_TEXT
+#endif
+
 /* Section used for early init (in .S files) */
 #define HEAD_TEXT  *(.head.text)