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[PATCH] ppc64 kprobes: don't eat dabr/iabr exceptions

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Kprobes was eating the hardware instruction and data address
breakpoint exceptions.  This patch fixes it; kprobes doesn't use those
exceptions at all and should ignore them.

Signed-off-by: Ananth N Mavinakayanahalli <amavin@redhat.com>
Signed-off-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Ananth N Mavinakayanahalli 2005-06-08 15:33:43 +10:00 committed by Linus Torvalds
parent 7840e5e95c
commit 358c6ac0dd
1 changed files with 0 additions and 2 deletions
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arch/ppc64/kernel/kprobes.c
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@ -233,8 +233,6 @@ int kprobe_exceptions_notify(struct notifier_block *self, unsigned long val,
*/
preempt_disable();
switch (val) {
case DIE_IABR_MATCH:
case DIE_DABR_MATCH:
case DIE_BPT:
if (kprobe_handler(args->regs))
ret = NOTIFY_STOP;