uml: remove sysdep/thread.h

This patch removes thread.h, which turns out not to be needed any more.
Signed-off-by: NJeff Dike <jdike@linux.intel.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>

arch/um/include/sysdep-i386/kernel-offsets.h

@@ -17,6 +17,5 @@
 
 void foo(void)
 {
-	OFFSET(HOST_TASK_DEBUGREGS, task_struct, thread.arch.debugregs);
 #include <common-offsets.h>
 }

arch/um/include/sysdep-i386/sigcontext.h

@@ -7,7 +7,8 @@
 #define __SYS_SIGCONTEXT_I386_H
 
 #include "uml-config.h"
-#include <sysdep/sc.h>
+#include "skas.h"
+#include "sysdep/sc.h"
 
 #define IP_RESTART_SYSCALL(ip) ((ip) -= 2)
 

arch/um/include/sysdep-i386/thread.h

-#ifndef __UM_THREAD_H
-#define __UM_THREAD_H
-
-#include <kern_constants.h>
-
-#define TASK_DEBUGREGS(task) ((unsigned long *) &(((char *) (task))[HOST_TASK_DEBUGREGS]))
-
-#endif

arch/um/include/sysdep-x86_64/thread.h

-#ifndef __UM_THREAD_H
-#define __UM_THREAD_H
-
-#include <kern_constants.h>
-
-#endif

arch/um/sys-i386/ptrace_user.c

@@ -11,7 +11,6 @@
 /* Grr, asm/user.h includes asm/ptrace.h, so has to follow ptrace_user.h */
 #include <asm/user.h>
 #include "kern_util.h"
-#include "sysdep/thread.h"
 #include "user.h"
 #include "os.h"
 #include "uml-config.h"