7 files changed, 35 insertions, 16 deletions

diff --git a/include/asm-um/arch-signal-i386.h b/include/asm-um/arch-signal-i386.h
deleted file mode 100644
index e69de29bb2d1..000000000000
--- a/include/asm-um/arch-signal-i386.h
+++ /dev/null
diff --git a/include/asm-um/elf-i386.h b/include/asm-um/elf-i386.h
index b72e23519e00..9bab712dc5c0 100644
--- a/include/asm-um/elf-i386.h
+++ b/include/asm-um/elf-i386.h
@@ -5,7 +5,7 @@
 #ifndef __UM_ELF_I386_H
 #define __UM_ELF_I386_H
 
-#include "user.h"
+#include <asm/user.h>
 
 #define R_386_NONE      0
 #define R_386_32        1
diff --git a/include/asm-um/elf-x86_64.h b/include/asm-um/elf-x86_64.h
index 19309d001aa0..8a8246d03936 100644
--- a/include/asm-um/elf-x86_64.h
+++ b/include/asm-um/elf-x86_64.h
@@ -8,6 +8,27 @@
 
 #include <asm/user.h>
 
+/* x86-64 relocation types, taken from asm-x86_64/elf.h */
+#define R_X86_64_NONE           0       /* No reloc */
+#define R_X86_64_64             1       /* Direct 64 bit  */
+#define R_X86_64_PC32           2       /* PC relative 32 bit signed */
+#define R_X86_64_GOT32          3       /* 32 bit GOT entry */
+#define R_X86_64_PLT32          4       /* 32 bit PLT address */
+#define R_X86_64_COPY           5       /* Copy symbol at runtime */
+#define R_X86_64_GLOB_DAT       6       /* Create GOT entry */
+#define R_X86_64_JUMP_SLOT      7       /* Create PLT entry */
+#define R_X86_64_RELATIVE       8       /* Adjust by program base */
+#define R_X86_64_GOTPCREL       9       /* 32 bit signed pc relative
+                                           offset to GOT */
+#define R_X86_64_32             10      /* Direct 32 bit zero extended */
+#define R_X86_64_32S            11      /* Direct 32 bit sign extended */
+#define R_X86_64_16             12      /* Direct 16 bit zero extended */
+#define R_X86_64_PC16           13      /* 16 bit sign extended pc relative */
+#define R_X86_64_8              14      /* Direct 8 bit sign extended  */
+#define R_X86_64_PC8            15      /* 8 bit sign extended pc relative */
+
+#define R_X86_64_NUM            16
+
 typedef unsigned long elf_greg_t;
 
 #define ELF_NGREG (sizeof (struct user_regs_struct) / sizeof(elf_greg_t))
@@ -44,7 +65,8 @@ typedef struct { } elf_fpregset_t;
 } while (0)
 
 #ifdef TIF_IA32 /* XXX */
-        clear_thread_flag(TIF_IA32); \
+#error XXX, indeed
+        clear_thread_flag(TIF_IA32);
 #endif
 
 #define USE_ELF_CORE_DUMP
diff --git a/include/asm-um/elf.h b/include/asm-um/elf.h
deleted file mode 100644
index e69de29bb2d1..000000000000
--- a/include/asm-um/elf.h
+++ /dev/null
diff --git a/include/asm-um/page.h b/include/asm-um/page.h
index 504ea8e486b0..5afee8a8cdf3 100644
--- a/include/asm-um/page.h
+++ b/include/asm-um/page.h
@@ -98,7 +98,13 @@ extern unsigned long uml_physmem;
 
 extern unsigned long to_phys(void *virt);
 extern void *to_virt(unsigned long phys);
-#define __pa(virt) to_phys((void *) virt)
+
+/* Cast to unsigned long before casting to void * to avoid a warning from
+ * mmap_kmem about cutting a long long down to a void *.  Not sure that
+ * casting is the right thing, but 32-bit UML can't have 64-bit virtual
+ * addresses
+ */
+#define __pa(virt) to_phys((void *) (unsigned long) virt)
 #define __va(phys) to_virt((unsigned long) phys)
 
 #define page_to_pfn(page) ((page) - mem_map)
diff --git a/include/asm-um/pgtable.h b/include/asm-um/pgtable.h
index 510e513c7f88..a88040920311 100644
--- a/include/asm-um/pgtable.h
+++ b/include/asm-um/pgtable.h
@@ -114,17 +114,9 @@ extern unsigned long end_iomem;
 extern unsigned long pg0[1024];
 
 /*
- * BAD_PAGETABLE is used when we need a bogus page-table, while
- * BAD_PAGE is used for a bogus page.
- *
  * ZERO_PAGE is a global shared page that is always zero: used
  * for zero-mapped memory areas etc..
  */
-extern pte_t __bad_page(void);
-extern pte_t * __bad_pagetable(void);
-
-#define BAD_PAGETABLE __bad_pagetable()
-#define BAD_PAGE __bad_page()
 
 #define ZERO_PAGE(vaddr) virt_to_page(empty_zero_page)
 
diff --git a/include/asm-um/thread_info.h b/include/asm-um/thread_info.h
index a10ea155907e..1feaaf148ef1 100644
--- a/include/asm-um/thread_info.h
+++ b/include/asm-um/thread_info.h
@@ -41,18 +41,17 @@ struct thread_info {
 #define init_thread_info        (init_thread_union.thread_info)
 #define init_stack              (init_thread_union.stack)
 
+#define THREAD_SIZE ((1 << CONFIG_KERNEL_STACK_ORDER) * PAGE_SIZE)
 /* how to get the thread information struct from C */
 static inline struct thread_info *current_thread_info(void)
 {
         struct thread_info *ti;
-        unsigned long mask = PAGE_SIZE *
-                (1 << CONFIG_KERNEL_STACK_ORDER) - 1;
-        ti = (struct thread_info *) (((unsigned long) &ti) & ~mask);
+        unsigned long mask = THREAD_SIZE - 1;
+        ti = (struct thread_info *) (((unsigned long) &ti) & ~mask);
         return ti;
 }
 
 /* thread information allocation */
-#define THREAD_SIZE ((1 << CONFIG_KERNEL_STACK_ORDER) * PAGE_SIZE)
 #define alloc_thread_info(tsk) \
         ((struct thread_info *) kmalloc(THREAD_SIZE, GFP_KERNEL))
 #define free_thread_info(ti) kfree(ti)
@@ -62,7 +61,7 @@ static inline struct thread_info *current_thread_info(void)
 
 #endif
 
-#define PREEMPT_ACTIVE          0x4000000
+#define PREEMPT_ACTIVE          0x10000000
 
 #define TIF_SYSCALL_TRACE       0       /* syscall trace active */
 #define TIF_SIGPENDING          1       /* signal pending */