summaryrefslogtreecommitdiffstats
path: root/arch/um/kernel
diff options
context:
space:
mode:
authorAl Viro <viro@ftp.linux.org.uk>2011-08-18 20:03:29 +0100
committerRichard Weinberger <richard@nod.at>2011-11-02 14:14:52 +0100
commit5d40de0f6e726dc9c48fb35815e0a6153e59e1dc (patch)
tree0a746d283d83d824eb88cbe19783d2939bd6e5ab /arch/um/kernel
parent6582b7f7743da6ce3e3714e9e8b18e0e073d4acd (diff)
downloadop-kernel-dev-5d40de0f6e726dc9c48fb35815e0a6153e59e1dc.zip
op-kernel-dev-5d40de0f6e726dc9c48fb35815e0a6153e59e1dc.tar.gz
um: kill dead code around uaccess
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Richard Weinberger <richard@nod.at>
Diffstat (limited to 'arch/um/kernel')
-rw-r--r--arch/um/kernel/Makefile2
-rw-r--r--arch/um/kernel/uaccess.c33
2 files changed, 1 insertions, 34 deletions
diff --git a/arch/um/kernel/Makefile b/arch/um/kernel/Makefile
index c4491c1..bc49474 100644
--- a/arch/um/kernel/Makefile
+++ b/arch/um/kernel/Makefile
@@ -11,7 +11,7 @@ clean-files :=
obj-y = config.o exec.o exitcode.o init_task.o irq.o ksyms.o mem.o \
physmem.o process.o ptrace.o reboot.o sigio.o \
- signal.o smp.o syscall.o sysrq.o time.o tlb.o trap.o uaccess.o \
+ signal.o smp.o syscall.o sysrq.o time.o tlb.o trap.o \
um_arch.o umid.o skas/
obj-$(CONFIG_BLK_DEV_INITRD) += initrd.o
diff --git a/arch/um/kernel/uaccess.c b/arch/um/kernel/uaccess.c
deleted file mode 100644
index dd33f04..0000000
--- a/arch/um/kernel/uaccess.c
+++ /dev/null
@@ -1,33 +0,0 @@
-/*
- * Copyright (C) 2001 Chris Emerson (cemerson@chiark.greenend.org.uk)
- * Copyright (C) 2001 - 2007 Jeff Dike (jdike@{addtoit,linux.intel}.com)
- * Licensed under the GPL
- */
-
-/*
- * These are here rather than tt/uaccess.c because skas mode needs them in
- * order to do SIGBUS recovery when a tmpfs mount runs out of room.
- */
-
-#include <linux/string.h>
-#include "os.h"
-
-static void __do_copy(void *to, const void *from, int n)
-{
- memcpy(to, from, n);
-}
-
-
-int __do_copy_to_user(void *to, const void *from, int n,
- void **fault_addr, jmp_buf **fault_catcher)
-{
- unsigned long fault;
- int faulted;
-
- fault = __do_user_copy(to, from, n, fault_addr, fault_catcher,
- __do_copy, &faulted);
- if (!faulted)
- return 0;
- else
- return n - (fault - (unsigned long) to);
-}
OpenPOWER on IntegriCloud