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-rw-r--r--arch/arm/kernel/iwmmxt-notifier.c63
1 files changed, 0 insertions, 63 deletions
diff --git a/arch/arm/kernel/iwmmxt-notifier.c b/arch/arm/kernel/iwmmxt-notifier.c
deleted file mode 100644
index 0d1a1db40062..000000000000
--- a/arch/arm/kernel/iwmmxt-notifier.c
+++ /dev/null
@@ -1,63 +0,0 @@
1/*
2 * linux/arch/arm/kernel/iwmmxt-notifier.c
3 *
4 * XScale iWMMXt (Concan) context switching and handling
5 *
6 * Initial code:
7 * Copyright (c) 2003, Intel Corporation
8 *
9 * Full lazy switching support, optimizations and more, by Nicolas Pitre
10 * Copyright (c) 2003-2004, MontaVista Software, Inc.
11 *
12 * This program is free software; you can redistribute it and/or modify
13 * it under the terms of the GNU General Public License version 2 as
14 * published by the Free Software Foundation.
15 */
16
17#include <linux/module.h>
18#include <linux/types.h>
19#include <linux/kernel.h>
20#include <linux/signal.h>
21#include <linux/sched.h>
22#include <linux/init.h>
23#include <asm/thread_notify.h>
24#include <asm/io.h>
25
26static int iwmmxt_do(struct notifier_block *self, unsigned long cmd, void *t)
27{
28 struct thread_info *thread = t;
29
30 switch (cmd) {
31 case THREAD_NOTIFY_FLUSH:
32 /*
33 * flush_thread() zeroes thread->fpstate, so no need
34 * to do anything here.
35 *
36 * FALLTHROUGH: Ensure we don't try to overwrite our newly
37 * initialised state information on the first fault.
38 */
39
40 case THREAD_NOTIFY_RELEASE:
41 iwmmxt_task_release(thread);
42 break;
43
44 case THREAD_NOTIFY_SWITCH:
45 iwmmxt_task_switch(thread);
46 break;
47 }
48
49 return NOTIFY_DONE;
50}
51
52static struct notifier_block iwmmxt_notifier_block = {
53 .notifier_call = iwmmxt_do,
54};
55
56static int __init iwmmxt_init(void)
57{
58 thread_register_notifier(&iwmmxt_notifier_block);
59
60 return 0;
61}
62
63late_initcall(iwmmxt_init);