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Message-ID: <c94a0a50c41c7530354b4a662ee945212424c8c7.camel@perches.com>
Date: Wed, 10 Jul 2019 09:01:25 -0700
From: Joe Perches <joe@...ches.com>
To: Russell King - ARM Linux admin <linux@...linux.org.uk>,
Johannes Berg <johannes@...solutions.net>
Cc: Andrew Morton <akpm@...ux-foundation.org>,
Patrick Venture <venture@...gle.com>,
Nancy Yuen <yuenn@...gle.com>,
Benjamin Fair <benjaminfair@...gle.com>,
Andrew Jeffery <andrew@...id.au>, openbmc@...ts.ozlabs.org,
linux-kernel@...r.kernel.org, linux-aspeed@...ts.ozlabs.org,
linux-arm-kernel@...ts.infradead.org,
linux-amlogic@...ts.infradead.org, netdev@...r.kernel.org,
linux-mediatek@...ts.infradead.org,
linux-stm32@...md-mailman.stormreply.com,
linux-wireless@...r.kernel.org, linux-media@...r.kernel.org,
linux-iio@...r.kernel.org, devel@...verdev.osuosl.org,
alsa-devel@...a-project.org, linux-mmc@...r.kernel.org,
dri-devel@...ts.freedesktop.org
Subject: Re: [PATCH 00/12] treewide: Fix GENMASK misuses
On Wed, 2019-07-10 at 08:45 -0700, Joe Perches wrote:
> On Wed, 2019-07-10 at 10:43 +0100, Russell King - ARM Linux admin wrote:
> > On Wed, Jul 10, 2019 at 11:17:31AM +0200, Johannes Berg wrote:
> > > On Tue, 2019-07-09 at 22:04 -0700, Joe Perches wrote:
> > > > These GENMASK uses are inverted argument order and the
> > > > actual masks produced are incorrect. Fix them.
> > > >
> > > > Add checkpatch tests to help avoid more misuses too.
> > > >
> > > > Joe Perches (12):
> > > > checkpatch: Add GENMASK tests
> > >
> > > IMHO this doesn't make a lot of sense as a checkpatch test - just throw
> > > in a BUILD_BUG_ON()?
>
> I tried that.
>
> It'd can't be done as it's used in declarations
> and included in asm files and it uses the UL()
> macro.
>
> I also tried just making it do the right thing
> whatever the argument order.
I forgot.
I also made all those arguments when it was
introduced in 2013.
https://lore.kernel.org/patchwork/patch/414248/
> Oh well.
yeah.
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