On 2 April 2013 20:25, Nathan Zimmer <nzimmer@xxxxxxx> wrote: > The lock is unneeded if we expect register and unregister driver to not be > called from muliple threads at once. I didn't make that assumption. Hmm.. But doesn't rcu part take care of that too?? Two writers updating stuff simultaneously? -- To unsubscribe from this list: send the line "unsubscribe cpufreq" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html