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-rw-r--r--arch/um/kernel/tt/mem_user.c49
1 files changed, 0 insertions, 49 deletions
diff --git a/arch/um/kernel/tt/mem_user.c b/arch/um/kernel/tt/mem_user.c
deleted file mode 100644
index 9774f6360c32..000000000000
--- a/arch/um/kernel/tt/mem_user.c
+++ /dev/null
@@ -1,49 +0,0 @@
1/*
2 * Copyright (C) 2002 Jeff Dike (jdike@karaya.com)
3 * Licensed under the GPL
4 */
5
6#include <stdlib.h>
7#include <stdio.h>
8#include <unistd.h>
9#include <string.h>
10#include <errno.h>
11#include <sys/mman.h>
12#include "tt.h"
13#include "mem_user.h"
14#include "os.h"
15
16void remap_data(void *segment_start, void *segment_end, int w)
17{
18 void *addr;
19 unsigned long size;
20 int data, prot;
21
22 if(w) prot = PROT_WRITE;
23 else prot = 0;
24 prot |= PROT_READ | PROT_EXEC;
25 size = (unsigned long) segment_end -
26 (unsigned long) segment_start;
27 data = create_mem_file(size);
28 addr = mmap(NULL, size, PROT_WRITE | PROT_READ, MAP_SHARED, data, 0);
29 if(addr == MAP_FAILED){
30 perror("mapping new data segment");
31 exit(1);
32 }
33 memcpy(addr, segment_start, size);
34 if(switcheroo(data, prot, addr, segment_start, size) < 0){
35 printf("switcheroo failed\n");
36 exit(1);
37 }
38}
39
40/*
41 * Overrides for Emacs so that we follow Linus's tabbing style.
42 * Emacs will notice this stuff at the end of the file and automatically
43 * adjust the settings for this buffer only. This must remain at the end
44 * of the file.
45 * ---------------------------------------------------------------------------
46 * Local variables:
47 * c-file-style: "linux"
48 * End:
49 */