linux-kernel - Re: [PATCH 4/4] Hyper-V vPCI: use vPCI protocol version 1.2

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Message-ID: <20170519082122.7f56aa38@xeon-e3>
Date:   Fri, 19 May 2017 08:21:22 -0700
From:   Stephen Hemminger <stephen@...workplumber.org>
To:     Dan Carpenter <dan.carpenter@...cle.com>
Cc:     Jork Loeser <jloeser@...rosoft.com>, olaf@...fle.de,
        sthemmin@...rosoft.com, linux-pci@...r.kernel.org,
        jasowang@...hat.com, linux-kernel@...r.kernel.org,
        marcelo.cerri@...onical.com, helgaas@...nel.org, apw@...onical.com,
        devel@...uxdriverproject.org, vkuznets@...hat.com,
        leann.ogasawara@...onical.com
Subject: Re: [PATCH 4/4] Hyper-V vPCI: use vPCI protocol version 1.2

On Fri, 19 May 2017 14:27:01 +0300
Dan Carpenter <dan.carpenter@...cle.com> wrote:

> >  /*
> > + * HV_VP_SET available
> > + */
> > +#define HV_X64_EX_PROCESSOR_MASKS_RECOMMENDED	(1 << 11)  
> 
> Use BIT(11).  I thought checkpatch.pl complains about this but I guess
> that's only with the --strict option.

Since all the other field values are encoded as shifts, doing something
different for this field stands out.  Therefore just use (1 << 11)
or change all the previous values using BIT() macro