linux-kernel - RE: [PATCH v4 1/4] fpga: dfl: change data type of feature id to u16

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Message-ID: <3810fb75b42e45928a39a97449a01520@AcuMS.aculab.com>
Date:   Wed, 12 Aug 2020 08:52:39 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Moritz Fischer' <mdf@...nel.org>, Xu Yilun <yilun.xu@...el.com>
CC:     "linux-fpga@...r.kernel.org" <linux-fpga@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "trix@...hat.com" <trix@...hat.com>,
        "lgoncalv@...hat.com" <lgoncalv@...hat.com>
Subject: RE: [PATCH v4 1/4] fpga: dfl: change data type of feature id to u16

From: Moritz Fischer
> Sent: 12 August 2020 04:56
> 
> On Mon, Aug 10, 2020 at 10:41:10AM +0800, Xu Yilun wrote:
> > The feature id is stored in a 12 bit field in DFH. So a u16 variable is
> > enough for feature id.
> >
> > This patch changes all feature id related places to fit u16.

How much bigger does it make the kernel?

	David

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