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Date: Thu, 21 May 2015 20:56:27 -0400
From: Jung-uk Kim <jkim@FreeBSD.org>
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Subject: RFC: deprecate CALLOUT_MPSAFE
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CALLOUT_MPSAFE has lost its meaning since r141428, i.e., more than ten
years for CURRENT.  However, it is continuously misused as mpsafe
argument for callout_init(9).  This patch cleans up callout_init()
calls and deprecate the flag.

https://reviews.freebsd.org/D2613

Any objections?

Jung-uk Kim