linux-kernel - Re: [PATCH 20/33] ipv4: add ip_sock_set

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Message-ID: <9992a1fe768a0b1e9bb9470d2728ba25dbe042db.camel@perches.com>
Date:   Thu, 14 May 2020 04:51:26 -0700
From:   Joe Perches <joe@...ches.com>
To:     Christoph Hellwig <hch@....de>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Jakub Kicinski <kuba@...nel.org>,
        Eric Dumazet <edumazet@...gle.com>,
        Alexey Kuznetsov <kuznet@....inr.ac.ru>,
        Hideaki YOSHIFUJI <yoshfuji@...ux-ipv6.org>,
        Vlad Yasevich <vyasevich@...il.com>,
        Neil Horman <nhorman@...driver.com>,
        Marcelo Ricardo Leitner <marcelo.leitner@...il.com>,
        Jon Maloy <jmaloy@...hat.com>,
        Ying Xue <ying.xue@...driver.com>, drbd-dev@...ts.linbit.com,
        linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-rdma@...r.kernel.org, linux-nvme@...ts.infradead.org,
        target-devel@...r.kernel.org, linux-afs@...ts.infradead.org,
        linux-cifs@...r.kernel.org, cluster-devel@...hat.com,
        ocfs2-devel@....oracle.com, netdev@...r.kernel.org,
        linux-sctp@...r.kernel.org, ceph-devel@...r.kernel.org,
        rds-devel@....oracle.com, linux-nfs@...r.kernel.org
Subject: Re: [PATCH 20/33] ipv4: add ip_sock_set_recverr

On Thu, 2020-05-14 at 12:30 +0200, Christoph Hellwig wrote:
> On Wed, May 13, 2020 at 02:00:43PM -0700, Joe Perches wrote:
> > On Wed, 2020-05-13 at 08:26 +0200, Christoph Hellwig wrote:
> > > Add a helper to directly set the IP_RECVERR sockopt from kernel space
> > > without going through a fake uaccess.
> > 
> > This seems used only with true as the second arg.
> > Is there reason to have that argument at all?
> 
> Mostly to keep it symmetric with the sockopt.  I could probably remove
> a few arguments in the series if we want to be strict.

My preference would use strict and add
arguments only when necessary.