[PATCH] x86: call stop_machine_text_poke() on all CPUs

From: Rabin Vincent
Date: Thu Oct 27 2011 - 03:55:35 EST

It appears that stop_machine_text_poke() wants to be called on all CPUs,
like it's done from text_poke_smp(). Fix text_poke_smp_batch() to do

Cc: Mathieu Desnoyers <mathieu.desnoyers@xxxxxxxxxxxx>
Cc: Masami Hiramatsu <masami.hiramatsu.pt@xxxxxxxxxxx>
Cc: Jason Baron <jbaron@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Signed-off-by: Rabin Vincent <rabin@xxxxxx>
arch/x86/kernel/alternative.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c
index c638228..1f84794 100644
--- a/arch/x86/kernel/alternative.c
+++ b/arch/x86/kernel/alternative.c
@@ -738,5 +738,5 @@ void __kprobes text_poke_smp_batch(struct text_poke_param *params, int n)

atomic_set(&stop_machine_first, 1);
wrote_text = 0;
- __stop_machine(stop_machine_text_poke, (void *)&tpp, NULL);
+ __stop_machine(stop_machine_text_poke, (void *)&tpp, cpu_online_mask);

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