linux-kernel - Re: [PATCH rdma-next] docs: Fix infiniband uverbs minor number

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Message-ID: <YQFFJgMXFSN8IcjC@unreal>
Date:   Wed, 28 Jul 2021 14:53:10 +0300
From:   Leon Romanovsky <leon@...nel.org>
To:     Doug Ledford <dledford@...hat.com>,
        Jason Gunthorpe <jgg@...dia.com>
Cc:     Jonathan Corbet <corbet@....net>, linux-doc@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        RDMA mailing list <linux-rdma@...r.kernel.org>
Subject: Re: [PATCH rdma-next] docs: Fix infiniband uverbs minor number

Jason ????

On Fri, Jul 23, 2021 at 04:52:34PM +0300, Leon Romanovsky wrote:
> + RDMA
> 
> On Thu, Jul 22, 2021 at 09:45:07AM +0300, Leon Romanovsky wrote:
> > From: Leon Romanovsky <leonro@...dia.com>
> > 
> > Starting from the introduction of infiniband subsystem, the uverbs
> > char devices started from 192 as a minor number, see 
> > commit bc38a6abdd5a ("[PATCH] IB uverbs: core implementation"), but
> > the documentation was slightly different.
> > 
> > This patch updates the admin guide documentation to reflect it.
> > 
> > Fixes: 9d85025b0418 ("docs-rst: create an user's manual book")
> > Signed-off-by: Leon Romanovsky <leonro@...dia.com>
> > ---
> >  Documentation/admin-guide/devices.txt | 6 +++---
> >  1 file changed, 3 insertions(+), 3 deletions(-)
> > 
> > diff --git a/Documentation/admin-guide/devices.txt b/Documentation/admin-guide/devices.txt
> > index 9c2be821c225..922c23bb4372 100644
> > --- a/Documentation/admin-guide/devices.txt
> > +++ b/Documentation/admin-guide/devices.txt
> > @@ -2993,10 +2993,10 @@
> >  		65 = /dev/infiniband/issm1     Second InfiniBand IsSM device
> >  		  ...
> >  		127 = /dev/infiniband/issm63    63rd InfiniBand IsSM device
> > -		128 = /dev/infiniband/uverbs0   First InfiniBand verbs device
> > -		129 = /dev/infiniband/uverbs1   Second InfiniBand verbs device
> > +		192 = /dev/infiniband/uverbs0   First InfiniBand verbs device
> > +		193 = /dev/infiniband/uverbs1   Second InfiniBand verbs device
> >  		  ...
> > -		159 = /dev/infiniband/uverbs31  31st InfiniBand verbs device
> > +		223 = /dev/infiniband/uverbs31  31st InfiniBand verbs device
> >  
> >   232 char	Biometric Devices
> >  		0 = /dev/biometric/sensor0/fingerprint	first fingerprint sensor on first device
> > -- 
> > 2.31.1
> >