x86: cleanup replace most vm86 flags with flags from processor-flags.h, fix

- fix build error
- fix CONFIG_HEADERS_CHECK error
Signed-off-by: NIngo Molnar <mingo@elte.hu>

arch/x86/kernel/traps_32.c

@@ -959,7 +959,7 @@ void __kprobes do_debug(struct pt_regs *regs, long error_code)
 
 clear_TF_reenable:
 	set_tsk_thread_flag(tsk, TIF_SINGLESTEP);
-	regs->flags &= ~TF_MASK;
+	regs->flags &= ~X86_EFLAGS_TF;
 	return;
 }
 

include/asm-x86/Kbuild

@@ -10,6 +10,7 @@ header-y += prctl.h
 header-y += ptrace-abi.h
 header-y += sigcontext32.h
 header-y += ucontext.h
+header-y += processor-flags.h
 
 unifdef-y += e820.h
 unifdef-y += ist.h