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Message-ID: <20070420110842.GA17147@skybase>
Date: Fri, 20 Apr 2007 13:08:42 +0200
From: Martin Schwidefsky <schwidefsky@...ibm.com>
To: linux-kernel@...r.kernel.org, linux-s390@...r.kernel.org
Cc: akpm@...ux-foundation.org, srinivasa@...ibm.com, ananth@...ibm.com
Subject: [S390] add arch_trampoline_kprobe.
From: Martin Schwidefsky <schwidefsky@...ibm.com>
Add the missing arch_trampoline_kprobe function for s390 required by
kprobes-the-on-off-knob-thru-debugfs-updated.patch.
Cc: Ananth N Mavinakayanahalli <ananth@...ibm.com>
Cc: Srinivasa DS <srinivasa@...ibm.com>
Cc: Andrew Morton <akpm@...ux-foundation.org>
Signed-off-by: Martin Schwidefsky <schwidefsky@...ibm.com>
---
arch/s390/kernel/kprobes.c | 7 +++++++
1 files changed, 7 insertions(+)
diff -urpN linux-2.6/arch/s390/kernel/kprobes.c linux-2.6-patched/arch/s390/kernel/kprobes.c
--- linux-2.6/arch/s390/kernel/kprobes.c 2007-04-19 17:12:40.000000000 +0200
+++ linux-2.6-patched/arch/s390/kernel/kprobes.c 2007-04-19 17:12:09.000000000 +0200
@@ -658,6 +658,13 @@ static struct kprobe trampoline_p = {
.pre_handler = trampoline_probe_handler
};
+int __kprobes arch_trampoline_kprobe(struct kprobe *p)
+{
+ if (p->addr == (kprobe_opcode_t *)&kretprobe_trampoline)
+ return 1;
+ return 0;
+}
+
int __init arch_init_kprobes(void)
{
return register_kprobe(&trampoline_p);
-
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