Merge remote-tracking branch 'linus/master' into testing

7 files changed, 17 insertions, 14 deletions

diff --git a/arch/um/kernel/dyn.lds.S b/arch/um/kernel/dyn.lds.S
index fb8fd6fb6563..adde088aeeff 100644
--- a/arch/um/kernel/dyn.lds.S
+++ b/arch/um/kernel/dyn.lds.S
@@ -14,8 +14,6 @@ SECTIONS
   __binary_start = .;
   . = ALIGN(4096);              /* Init code and data */
   _text = .;
-  _stext = .;
-  __init_begin = .;
   INIT_TEXT_SECTION(PAGE_SIZE)
 
   . = ALIGN(PAGE_SIZE);
@@ -67,6 +65,7 @@ SECTIONS
   } =0x90909090
   .plt            : { *(.plt) }
   .text           : {
+    _stext = .;
     TEXT_TEXT
     SCHED_TEXT
     LOCK_TEXT
@@ -91,7 +90,9 @@ SECTIONS
 
   #include <asm/common.lds.S>
 
+  __init_begin = .;
   init.data : { INIT_DATA }
+  __init_end = .;
 
   /* Ensure the __preinit_array_start label is properly aligned.  We
      could instead move the label definition inside the section, but
@@ -155,6 +156,7 @@ SECTIONS
    . = ALIGN(32 / 8);
   . = ALIGN(32 / 8);
   }
+   __bss_stop = .;
   _end = .;
   PROVIDE (end = .);
 
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index 9df292b270a8..7ddb64baf327 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -65,15 +65,13 @@ void __init mem_init(void)
         uml_reserved = brk_end;
 
         /* this will put all low memory onto the freelists */
-        totalram_pages = free_all_bootmem();
+        free_all_bootmem();
         max_low_pfn = totalram_pages;
 #ifdef CONFIG_HIGHMEM
         setup_highmem(end_iomem, highmem);
 #endif
-        num_physpages = totalram_pages;
         max_pfn = totalram_pages;
-        printk(KERN_INFO "Memory: %luk available\n",
-               nr_free_pages() << (PAGE_SHIFT-10));
+        mem_init_print_info(NULL);
         kmalloc_ok = 1;
 }
 
@@ -244,7 +242,7 @@ void free_initmem(void)
 #ifdef CONFIG_BLK_DEV_INITRD
 void free_initrd_mem(unsigned long start, unsigned long end)
 {
-        free_reserved_area(start, end, 0, "initrd");
+        free_reserved_area((void *)start, (void *)end, -1, "initrd");
 }
 #endif
 
diff --git a/arch/um/kernel/signal.c b/arch/um/kernel/signal.c
index 3e831b3fd07b..f57e02e7910f 100644
--- a/arch/um/kernel/signal.c
+++ b/arch/um/kernel/signal.c
@@ -19,7 +19,7 @@ EXPORT_SYMBOL(unblock_signals);
  * OK, we're invoking a handler
  */
 static void handle_signal(struct pt_regs *regs, unsigned long signr,
-                         struct k_sigaction *ka, siginfo_t *info)
+                         struct k_sigaction *ka, struct siginfo *info)
 {
         sigset_t *oldset = sigmask_to_save();
         int singlestep = 0;
@@ -71,7 +71,7 @@ static void handle_signal(struct pt_regs *regs, unsigned long signr,
 static int kern_do_signal(struct pt_regs *regs)
 {
         struct k_sigaction ka_copy;
-        siginfo_t info;
+        struct siginfo info;
         int sig, handled_sig = 0;
 
         while ((sig = get_signal_to_deliver(&info, &ka_copy, regs, NULL)) > 0) {
diff --git a/arch/um/kernel/skas/mmu.c b/arch/um/kernel/skas/mmu.c
index ff03067a3b14..007d5503f49b 100644
--- a/arch/um/kernel/skas/mmu.c
+++ b/arch/um/kernel/skas/mmu.c
@@ -123,7 +123,7 @@ void uml_setup_stubs(struct mm_struct *mm)
         /* dup_mmap already holds mmap_sem */
         err = install_special_mapping(mm, STUB_START, STUB_END - STUB_START,
                                       VM_READ | VM_MAYREAD | VM_EXEC |
-                                      VM_MAYEXEC | VM_DONTCOPY,
+                                      VM_MAYEXEC | VM_DONTCOPY | VM_PFNMAP,
                                       mm->context.stub_pages);
         if (err) {
                 printk(KERN_ERR "install_special_mapping returned %d\n", err);
diff --git a/arch/um/kernel/skas/uaccess.c b/arch/um/kernel/skas/uaccess.c
index 1d3e0c17340b..4ffb644d6c07 100644
--- a/arch/um/kernel/skas/uaccess.c
+++ b/arch/um/kernel/skas/uaccess.c
@@ -254,6 +254,6 @@ int strnlen_user(const void __user *str, int len)
         n = buffer_op((unsigned long) str, len, 0, strnlen_chunk, &count);
         if (n == 0)
                 return count + 1;
-        return -EFAULT;
+        return 0;
 }
 EXPORT_SYMBOL(strnlen_user);
diff --git a/arch/um/kernel/sysrq.c b/arch/um/kernel/sysrq.c
index 7d101a2a1541..0dc4d1c6f98a 100644
--- a/arch/um/kernel/sysrq.c
+++ b/arch/um/kernel/sysrq.c
@@ -39,7 +39,7 @@ void show_trace(struct task_struct *task, unsigned long * stack)
 static const int kstack_depth_to_print = 24;
 
 /* This recently started being used in arch-independent code too, as in
- * kernel/sched.c.*/
+ * kernel/sched/core.c.*/
 void show_stack(struct task_struct *task, unsigned long *esp)
 {
         unsigned long *stack;
diff --git a/arch/um/kernel/uml.lds.S b/arch/um/kernel/uml.lds.S
index ff65fb4f1a95..6899195602b7 100644
--- a/arch/um/kernel/uml.lds.S
+++ b/arch/um/kernel/uml.lds.S
@@ -20,13 +20,12 @@ SECTIONS
   . = START + SIZEOF_HEADERS;
 
   _text = .;
-  _stext = .;
-  __init_begin = .;
   INIT_TEXT_SECTION(0)
   . = ALIGN(PAGE_SIZE);
 
   .text      :
   {
+    _stext = .;
     TEXT_TEXT
     SCHED_TEXT
     LOCK_TEXT
@@ -62,7 +61,10 @@ SECTIONS
 
   #include <asm/common.lds.S>
 
+  __init_begin = .;
   init.data : { INIT_DATA }
+  __init_end = .;
+
   .data    :
   {
     INIT_TASK_DATA(KERNEL_STACK_SIZE)
@@ -97,6 +99,7 @@ SECTIONS
   PROVIDE(_bss_start = .);
   SBSS(0)
   BSS(0)
+   __bss_stop = .;
   _end = .;
   PROVIDE (end = .);