Re: [PATCH RESEND 0/3] tracing/mm: Fix suspicious rcu_dereference_check() usage warnings

From: Steven Rostedt
Date: Thu May 14 2015 - 16:38:10 EST

On Thu, 14 May 2015 13:08:23 -0700
Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> wrote:

> Please also confirm that these tracepoints cannot be called
> from preemptible contexts. Or switch to raw_smp_processor_id().

I checked. They can be called from preemptible context, and suggested
that the next patch uses raw_smp_processor_id().

-- Steve

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