netdev - RE: [PATCH net-next v2 9/9] nfp: add control message passing capabilities to flower offloads

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Message-ID: <063D6719AE5E284EB5DD2968C1650D6DD002DCAB@AcuExch.aculab.com>
Date:   Thu, 29 Jun 2017 14:45:15 +0000
From:   David Laight <David.Laight@...LAB.COM>
To:     'Or Gerlitz' <gerlitz.or@...il.com>,
        Simon Horman <simon.horman@...ronome.com>
CC:     David Miller <davem@...emloft.net>,
        Jakub Kicinski <jakub.kicinski@...ronome.com>,
        Linux Netdev List <netdev@...r.kernel.org>,
        "oss-drivers@...ronome.com" <oss-drivers@...ronome.com>,
        "Pieter Jansen van Vuuren" <pieter.jansenvanvuuren@...ronome.com>
Subject: RE: [PATCH net-next v2 9/9] nfp: add control message passing
 capabilities to flower offloads

From: Or Gerlitz
> Sent: 29 June 2017 14:47
...
> > +       nfp_flow->meta.key_len /= NFP_FL_LW_SIZ;
> > +       nfp_flow->meta.mask_len /= NFP_FL_LW_SIZ;
> > +       nfp_flow->meta.act_len /= NFP_FL_LW_SIZ;
> 
> better to use use x >>= 2 instead x /= 4
> 
> I saw it in other places across the patch/set

Provided the values are unsigned it makes no difference.
Having 2 matching constants just makes the code harder to read.

	David