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Date: 15 Oct 2015 14:06:40 -0400
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From: "George Spelvin" <linux@horizon.com>
To: akpm@linux-foundation.org, dvlasenk@redhat.com, linux@horizon.com,
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Subject: Re: [PATCH 1/2] bitops.h: Improve sign_extend32()'s documentation
Cc: linux-kernel@vger.kernel.org, martin.kepplinger@theobroma-systems.com
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"as well" is two words, not one.

Also, a third patch adding users of sign_extend64 would help;
otherwise it's just adding dead code.