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authorRichard Weinberger <richard@nod.at>2011-07-25 17:12:44 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2011-07-25 20:57:12 -0700
commit7213de044e11856f5c2aee0e43eff8dc507d421c (patch)
tree067513cfdc770448d9677bd69a385bb54b76ae38 /arch/um
parent5ec80e50e11bcc3f39e47b9dc73110dbc58e4780 (diff)
um: clean up vm-flags.h
There is no need to define VM_{STACK,DATA}_DEFAULT_FLAGS as variable. It's also useless to test for TIF_IA32 as 64bit UML has no IA32 emulation. Signed-off-by: Richard Weinberger <richard@nod.at> Acked-by: Randy Dunlap <rdunlap@xenotime.net> Cc: Michal Hocko <mhocko@suse.cz> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'arch/um')
-rw-r--r--arch/um/sys-x86_64/Makefile2
-rw-r--r--arch/um/sys-x86_64/mem.c16
-rw-r--r--arch/um/sys-x86_64/shared/sysdep/vm-flags.h26
3 files changed, 5 insertions, 39 deletions
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index 61fc99a42e1..4f9563784d6 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -4,7 +4,7 @@
# Licensed under the GPL
#
-obj-y = bug.o bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
+obj-y = bug.o bugs.o delay.o fault.o ldt.o ptrace.o ptrace_user.o \
setjmp.o signal.o stub.o stub_segv.o syscalls.o syscall_table.o \
sysrq.o ksyms.o tls.o
diff --git a/arch/um/sys-x86_64/mem.c b/arch/um/sys-x86_64/mem.c
deleted file mode 100644
index 3f8df8abf34..00000000000
--- a/arch/um/sys-x86_64/mem.c
+++ /dev/null
@@ -1,16 +0,0 @@
-/*
- * Copyright 2003 PathScale, Inc.
- *
- * Licensed under the GPL
- */
-
-#include "linux/mm.h"
-#include "asm/page.h"
-#include "asm/mman.h"
-
-unsigned long vm_stack_flags = __VM_STACK_FLAGS;
-unsigned long vm_stack_flags32 = __VM_STACK_FLAGS;
-unsigned long vm_data_default_flags = __VM_DATA_DEFAULT_FLAGS;
-unsigned long vm_data_default_flags32 = __VM_DATA_DEFAULT_FLAGS;
-unsigned long vm_force_exec32 = PROT_EXEC;
-
diff --git a/arch/um/sys-x86_64/shared/sysdep/vm-flags.h b/arch/um/sys-x86_64/shared/sysdep/vm-flags.h
index 3213edfa788..3978e55132d 100644
--- a/arch/um/sys-x86_64/shared/sysdep/vm-flags.h
+++ b/arch/um/sys-x86_64/shared/sysdep/vm-flags.h
@@ -7,27 +7,9 @@
#ifndef __VM_FLAGS_X86_64_H
#define __VM_FLAGS_X86_64_H
-#define __VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
- VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
-#define __VM_STACK_FLAGS (VM_GROWSDOWN | VM_READ | VM_WRITE | \
- VM_EXEC | VM_MAYREAD | VM_MAYWRITE | \
- VM_MAYEXEC)
-
-extern unsigned long vm_stack_flags, vm_stack_flags32;
-extern unsigned long vm_data_default_flags, vm_data_default_flags32;
-extern unsigned long vm_force_exec32;
-
-#ifdef TIF_IA32
-#define VM_DATA_DEFAULT_FLAGS \
- (test_thread_flag(TIF_IA32) ? vm_data_default_flags32 : \
- vm_data_default_flags)
-
-#define VM_STACK_DEFAULT_FLAGS \
- (test_thread_flag(TIF_IA32) ? vm_stack_flags32 : vm_stack_flags)
-#endif
-
-#define VM_DATA_DEFAULT_FLAGS vm_data_default_flags
-
-#define VM_STACK_DEFAULT_FLAGS vm_stack_flags
+#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
+ VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
+#define VM_STACK_DEFAULT_FLAGS (VM_GROWSDOWN | VM_READ | VM_WRITE | \
+ VM_EXEC | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
#endif