linux-kernel - Re: [PATCH 2/5] Add aix lvm partitions support files

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Message-ID: <20130430064530.GA2036@frolo.macqel>
Date:	Tue, 30 Apr 2013 08:45:30 +0200
From:	Philippe De Muyter <phdm@...qel.be>
To:	Jens Axboe <axboe@...nel.dk>
Cc:	Karel Zak <kzak@...hat.com>, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] Add aix lvm partitions support files

On Tue, Apr 30, 2013 at 08:41:52AM +0200, Jens Axboe wrote:
> On Mon, Apr 29 2013, Philippe De Muyter wrote:
> > 
> > so sda is 8,0 and sdb is 8,16
> > 
> > and if, while discovering partitions of /dev/sda, I try to make a
> > partition 16 or higher, it is silently discarded by 'put_partition'.
> > 
> > Is that changed ?
> 
> That's a set limitation of sd, it does not apply to other devices. The
> legacy IDE code used 64 for max partitions, for instance. So Karel is
> right, you should not make any assumptions about the max number of
> partitions, it is driver dependent.

I replaced that by state->limit in the v2 series.

Philippe
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