From 5d40de0f6e726dc9c48fb35815e0a6153e59e1dc Mon Sep 17 00:00:00 2001
From: Al Viro <viro@ftp.linux.org.uk>
Date: Thu, 18 Aug 2011 20:03:29 +0100
Subject: um: kill dead code around uaccess

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Richard Weinberger <richard@nod.at>
---
 arch/um/os-Linux/Makefile  |  4 ++--
 arch/um/os-Linux/uaccess.c | 32 --------------------------------
 2 files changed, 2 insertions(+), 34 deletions(-)
 delete mode 100644 arch/um/os-Linux/uaccess.c

(limited to 'arch/um/os-Linux')

diff --git a/arch/um/os-Linux/Makefile b/arch/um/os-Linux/Makefile
index b33f4dfe7ae5..7aec5bfea331 100644
--- a/arch/um/os-Linux/Makefile
+++ b/arch/um/os-Linux/Makefile
@@ -4,14 +4,14 @@
 #
 
 obj-y = aio.o execvp.o file.o helper.o irq.o main.o mem.o process.o \
-	registers.o sigio.o signal.o start_up.o time.o tty.o uaccess.o \
+	registers.o sigio.o signal.o start_up.o time.o tty.o \
 	umid.o tls.o user_syms.o util.o drivers/ sys-$(SUBARCH)/ skas/
 
 obj-$(CONFIG_ARCH_REUSE_HOST_VSYSCALL_AREA) += elf_aux.o
 
 USER_OBJS := $(user-objs-y) aio.o elf_aux.o execvp.o file.o helper.o irq.o \
 	main.o mem.o process.o registers.o sigio.o signal.o start_up.o time.o \
-	tty.o tls.o uaccess.o umid.o util.o
+	tty.o tls.o umid.o util.o
 
 CFLAGS_user_syms.o += -DSUBARCH_$(SUBARCH)
 
diff --git a/arch/um/os-Linux/uaccess.c b/arch/um/os-Linux/uaccess.c
deleted file mode 100644
index 087ed74ffca5..000000000000
--- a/arch/um/os-Linux/uaccess.c
+++ /dev/null
@@ -1,32 +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
- */
-
-#include <stddef.h>
-#include "longjmp.h"
-
-unsigned long __do_user_copy(void *to, const void *from, int n,
-			     void **fault_addr, jmp_buf **fault_catcher,
-			     void (*op)(void *to, const void *from,
-					int n), int *faulted_out)
-{
-	unsigned long *faddrp = (unsigned long *) fault_addr, ret;
-
-	jmp_buf jbuf;
-	*fault_catcher = &jbuf;
-	if (UML_SETJMP(&jbuf) == 0) {
-		(*op)(to, from, n);
-		ret = 0;
-		*faulted_out = 0;
-	}
-	else {
-		ret = *faddrp;
-		*faulted_out = 1;
-	}
-	*fault_addr = NULL;
-	*fault_catcher = NULL;
-	return ret;
-}
-
-- 
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