linux-kernel - Re: [PATCH] staging: vt6656: Declare a few variables as __read

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Message-ID: <20200309103407.GB180589@kroah.com>
Date:   Mon, 9 Mar 2020 11:34:07 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Quentin Deslandes <quentin.deslandes@...ev.co.uk>
Cc:     Oscar Carter <oscar.carter@....com>,
        Forest Bond <forest@...ttletooquiet.net>,
        Malcolm Priestley <tvboxspy@...il.com>,
        Gabriela Bittencourt <gabrielabittencourt00@...il.com>,
        Colin Ian King <colin.king@...onical.com>,
        devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] staging: vt6656: Declare a few variables as __read_mostly

On Mon, Mar 09, 2020 at 09:32:10AM +0000, Quentin Deslandes wrote:
> On Sat, Mar 07, 2020 at 09:29:06AM +0100, Oscar Carter wrote:
> > On Sun, Mar 01, 2020 at 04:09:13PM +0100, Greg Kroah-Hartman wrote:
> > > On Sun, Mar 01, 2020 at 02:17:01PM +0100, Oscar Carter wrote:
> > > This is a USB driver, performance is always limited to the hardware, not
> > > the CPU location of variables.
> > 
> > Thank you for the explanation.
> > 
> > >
> > > Please always benchmark things to see if it actually makes sense to make
> > > changes like this, before proposing them.
> > 
> > I'm sorry.
> > 
> 
> I've been removed from CC list on Greg's answer, so I haven't seen the
> explanation earlier and reviewed the patch the next day. I should have
> know better, won't happen again.

You weren't on the original list of people on the patch, so I didn't
remove anything here that I can tell.

thanks,

greg k-h