From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 1/3] pmem: Initial version of persistent memory driver
Date: Thu, 26 Mar 2015 09:06:56 +0100
Message-ID: <20150326080656.GE26540@lst.de>
References: <1427299449-26722-1-git-send-email-hch@lst.de> <1427299449-26722-2-git-send-email-hch@lst.de> <1427314913.14654.1.camel@theros.lm.intel.com>
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Cc: Christoph Hellwig <hch@lst.de>, linux-nvdimm@ml01.01.org,
	linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org,
	x86@kernel.org, boaz@plexistor.com, axboe@kernel.dk
To: Ross Zwisler <ross.zwisler@linux.intel.com>
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In-Reply-To: <1427314913.14654.1.camel@theros.lm.intel.com>
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On Wed, Mar 25, 2015 at 02:21:53PM -0600, Ross Zwisler wrote:
> What needed to be fixed with the partition support?  I used to have real
> numbers for first_minor and passed into alloc_disk(), but simplified it based
> on code found in this commit in the nvme driver:
> 
> 469071a37afc NVMe: Dynamically allocate partition numbers
> 
> This has worked fine for me - is there some test case in which it breaks?

Yes, if CONFIG_DEBUG_BLOCK_EXT_DEVT isn't set that code doesn't work at all.

> > +out_unmap:
> > +	pmem_unmapmem(pmem);
> > +out_free_dev:
> > +	kfree(pmem);
> > +out:
> 
> This label is no longer used, and can be removed.

Ok, fixed.