<p>What's our thought on this one?</p>
<pre><code>volatile thread_t *thread_get(kernel_pid_t pid);
</code></pre>
<p>Can we drop <code>volatile</code> here too? I think we can. And if we do, we can remove a few casts in the process, like this one</p>
<pre><code>cpu/kinetis/periph/i2c.c:461:    thread_flags_set((thread_t *)thread_get(pid), THREAD_FLAG_KINETIS_I2C);
</code></pre>

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