Re: [PATCH tracing/kprobes] kprobes: Disable booster whenCONFIG_PREEMPT=y

From: Ananth N Mavinakayanahalli
Date: Wed Jan 27 2010 - 23:21:49 EST

On Wed, Jan 27, 2010 at 04:55:31PM -0500, Masami Hiramatsu wrote:
> Disable kprobe booster when CONFIG_PREEMPT=y, because it can't ensure
> that all kernel threads preempted on kprobe's boosted slot run out from
> the slot even using freeze_processes().
> The booster on preemptive kernel will be resumed if synchronize_tasks()
> or something like that is introduced.
> Signed-off-by: Masami Hiramatsu <mhiramat@xxxxxxxxxx>

Acked-by: Ananth N Mavinakayanahalli <ananth@xxxxxxxxxx>
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