linux-kernel - Re: [PATCH] block drivers/block: Use octal not symbolic permissions

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Date:   Wed, 23 May 2018 15:35:31 -0700
From:   Joe Perches <joe@...ches.com>
To:     Jens Axboe <axboe@...nel.dk>, "Ed L. Cashin" <ed.cashin@....org>,
        Philipp Reisner <philipp.reisner@...bit.com>,
        Lars Ellenberg <lars.ellenberg@...bit.com>,
        Jiri Kosina <jikos@...nel.org>,
        Josef Bacik <josef@...icpanda.com>,
        linux-block@...r.kernel.org, Ilya Dryomov <idryomov@...il.com>,
        Sage Weil <sage@...hat.com>, Alex Elder <elder@...nel.org>,
        Philip Kelleher <pjk1939@...ux.vnet.ibm.com>,
        "Michael S. Tsirkin" <mst@...hat.com>,
        Jason Wang <jasowang@...hat.com>,
        Konrad Rzeszutek Wilk <konrad.wilk@...cle.com>,
        Roger Pau Monné <roger.pau@...rix.com>,
        Boris Ostrovsky <boris.ostrovsky@...cle.com>,
        Juergen Gross <jgross@...e.com>
Cc:     linux-kernel@...r.kernel.org, drbd-dev@...ts.linbit.com,
        nbd@...er.debian.org, ceph-devel@...r.kernel.org,
        virtualization@...ts.linux-foundation.org,
        xen-devel@...ts.xenproject.org
Subject: Re: [PATCH] block drivers/block: Use octal not symbolic permissions

On Wed, 2018-05-23 at 15:27 -0600, Jens Axboe wrote:
> On 5/23/18 2:05 PM, Joe Perches wrote:
> > Convert the S_<FOO> symbolic permissions to their octal equivalents as
> > using octal and not symbolic permissions is preferred by many as more
> > readable.
> > 
> > see: https://lkml.org/lkml/2016/8/2/1945
> > 
> > Done with automated conversion via:
> > $ ./scripts/checkpatch.pl -f --types=SYMBOLIC_PERMS --fix-inplace <files...>
> > 
> > Miscellanea:
> > 
> > o Wrapped modified multi-line calls to a single line where appropriate
> > o Realign modified multi-line calls to open parenthesis
> 
> Honestly, I see this as pretty needless churn.

btw:

There is currently a mixture of symbolic and octal
permissions uses in block and drivers/block

ie: 94 octal and 146 symbolic uses.

If this is applied, all would become octal.