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authorJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
committerJonathan Herman <hermanjl@cs.unc.edu>2013-01-22 10:38:37 -0500
commitfcc9d2e5a6c89d22b8b773a64fb4ad21ac318446 (patch)
treea57612d1888735a2ec7972891b68c1ac5ec8faea /arch/um/sys-i386/bug.c
parent8dea78da5cee153b8af9c07a2745f6c55057fe12 (diff)
Added missing tegra files.HEADmaster
Diffstat (limited to 'arch/um/sys-i386/bug.c')
-rw-r--r--arch/um/sys-i386/bug.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/arch/um/sys-i386/bug.c b/arch/um/sys-i386/bug.c
new file mode 100644
index 00000000000..8d4f273f121
--- /dev/null
+++ b/arch/um/sys-i386/bug.c
@@ -0,0 +1,21 @@
1/*
2 * Copyright (C) 2006 Jeff Dike (jdike@addtoit.com)
3 * Licensed under the GPL V2
4 */
5
6#include <linux/uaccess.h>
7#include <asm/errno.h>
8
9/* Mostly copied from i386/x86_86 - eliminated the eip < PAGE_OFFSET because
10 * that's not relevant in skas mode.
11 */
12
13int is_valid_bugaddr(unsigned long eip)
14{
15 unsigned short ud2;
16
17 if (probe_kernel_address((unsigned short __user *)eip, ud2))
18 return 0;
19
20 return ud2 == 0x0b0f;
21}