linux-kernel - Re: [PATCH v2 3/9] bitops: Introduce a more generic BITMASK macro

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Message-ID: <CA+8MBbLDVJgY9WWTY6vPeY7+L04-xDPofJ9eLwh7dJipBBh51w@mail.gmail.com>
Date:	Thu, 17 Oct 2013 09:10:40 -0700
From:	Tony Luck <tony.luck@...il.com>
To:	Joe Perches <joe@...ches.com>
Cc:	Borislav Petkov <bp@...en8.de>,
	Chen Gong <gong.chen@...ux.intel.com>,
	"Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>,
	m.chehab@...sung.com, arozansk@...hat.com,
	linux-acpi <linux-acpi@...r.kernel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Thomas Winischhofer <thomas@...ischhofer.net>,
	Jean-Christophe Plagniol-Villard <plagnioj@...osoft.com>,
	Tomi Valkeinen <tomi.valkeinen@...com>
Subject: Re: [PATCH v2 3/9] bitops: Introduce a more generic BITMASK macro

On Thu, Oct 17, 2013 at 1:55 AM, Joe Perches <joe@...ches.com> wrote:
> It's cost free to add the BUILD_BUG_ON
> and perhaps you underestimate the runtime
> bug checking effort,

This looks OK to me.  Gong: This doesn't stop people from using variables
as arguments ... they just won't get a check for (h) < (l).

-Tony
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