Merge /home/trondmy/scm/kernel/git/torvalds/linux-2.6

4 files changed, 18 insertions, 36 deletions

diff --git a/include/asm-um/processor-generic.h b/include/asm-um/processor-generic.h
index 2d242360c3d..075771c371f 100644
--- a/include/asm-um/processor-generic.h
+++ b/include/asm-um/processor-generic.h
@@ -13,6 +13,7 @@ struct task_struct;
 #include "linux/config.h"
 #include "asm/ptrace.h"
 #include "choose-mode.h"
+#include "registers.h"
 
 struct mm_struct;
 
@@ -136,19 +137,15 @@ extern struct cpuinfo_um cpu_data[];
 #define current_cpu_data boot_cpu_data
 #endif
 
-#define KSTK_EIP(tsk) (PT_REGS_IP(&tsk->thread.regs))
-#define KSTK_ESP(tsk) (PT_REGS_SP(&tsk->thread.regs))
-#define get_wchan(p) (0)
 
+#ifdef CONFIG_MODE_SKAS
+#define KSTK_REG(tsk, reg) \
+	({ union uml_pt_regs regs; \
+	   get_thread_regs(&regs, tsk->thread.mode.skas.switch_buf); \
+	   UPT_REG(&regs, reg); })
+#else
+#define KSTK_REG(tsk, reg) (0xbadbabe)
 #endif
+#define get_wchan(p) (0)
 
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only.  This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
+#endif
diff --git a/include/asm-um/processor-i386.h b/include/asm-um/processor-i386.h
index 431bad3ae9d..4108a579eb9 100644
--- a/include/asm-um/processor-i386.h
+++ b/include/asm-um/processor-i386.h
@@ -43,17 +43,10 @@ static inline void rep_nop(void)
 #define ARCH_IS_STACKGROW(address) \
        (address + 32 >= UPT_SP(&current->thread.regs.regs))
 
+#define KSTK_EIP(tsk) KSTK_REG(tsk, EIP)
+#define KSTK_ESP(tsk) KSTK_REG(tsk, UESP)
+#define KSTK_EBP(tsk) KSTK_REG(tsk, EBP)
+
 #include "asm/processor-generic.h"
 
 #endif
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only.  This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
diff --git a/include/asm-um/processor-x86_64.h b/include/asm-um/processor-x86_64.h
index 0beb9a42ae0..e1e1255a1d3 100644
--- a/include/asm-um/processor-x86_64.h
+++ b/include/asm-um/processor-x86_64.h
@@ -36,17 +36,9 @@ extern inline void rep_nop(void)
 #define ARCH_IS_STACKGROW(address) \
         (address + 128 >= UPT_SP(&current->thread.regs.regs))
 
+#define KSTK_EIP(tsk) KSTK_REG(tsk, RIP)
+#define KSTK_ESP(tsk) KSTK_REG(tsk, RSP)
+
 #include "asm/processor-generic.h"
 
 #endif
-
-/*
- * Overrides for Emacs so that we follow Linus's tabbing style.
- * Emacs will notice this stuff at the end of the file and automatically
- * adjust the settings for this buffer only.  This must remain at the end
- * of the file.
- * ---------------------------------------------------------------------------
- * Local variables:
- * c-file-style: "linux"
- * End:
- */
diff --git a/include/asm-um/uaccess.h b/include/asm-um/uaccess.h
index 801710d00a4..2ee028b8de9 100644
--- a/include/asm-um/uaccess.h
+++ b/include/asm-um/uaccess.h
@@ -44,7 +44,7 @@
         const __typeof__(ptr) __private_ptr = ptr; \
         __typeof__(*(__private_ptr)) __private_val; \
         int __private_ret = -EFAULT; \
-        (x) = 0; \
+        (x) = (__typeof__(*(__private_ptr)))0; \
 	if (__copy_from_user(&__private_val, (__private_ptr), \
 	    sizeof(*(__private_ptr))) == 0) {\
         	(x) = (__typeof__(*(__private_ptr))) __private_val; \