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From: Mike Snitzer <snitzer@redhat.com>
To: Dan Williams <dan.j.williams@intel.com>
Cc: "Nabeel Meeramohideen Mohamed (nmeeramohide)" 
	<nmeeramohide@micron.com>, Christoph Hellwig <hch@infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-block@vger.kernel.org" <linux-block@vger.kernel.org>,
	"linux-nvme@lists.infradead.org" <linux-nvme@lists.infradead.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"linux-nvdimm@lists.01.org" <linux-nvdimm@lists.01.org>,
	"Steve Moyer (smoyer)" <smoyer@micron.com>,
	"Greg Becker (gbecker)" <gbecker@micron.com>,
	"Pierre Labat (plabat)" <plabat@micron.com>,
	"John Groves (jgroves)" <jgroves@micron.com>,
	device-mapper development <dm-devel@redhat.com>
Subject: Re: [EXT] Re: [PATCH v2 00/22] add Object Storage Media Pool (mpool)
Date: Wed, 21 Oct 2020 10:24:05 -0400
Message-ID: <CAMM=eLf+2VYHB6vZVjn_=GA5uXJWKL-d6PuCpHEBPz=_Loe58A@mail.gmail.com> (raw)
In-Reply-To: <CAPcyv4j7a0gq++rL--2W33fL4+S0asYjYkvfBfs+hY+3J=c_GA@mail.gmail.com>

Hey Dan,

On Fri, Oct 16, 2020 at 6:38 PM Dan Williams <dan.j.williams@intel.com> wrote:
>
> On Fri, Oct 16, 2020 at 2:59 PM Nabeel Meeramohideen Mohamed
> (nmeeramohide) <nmeeramohide@micron.com> wrote:
>
> > (5) Representing an mpool as a /dev/mpool/<mpool-name> device file provides a
> > convenient mechanism for controlling access to and managing the multiple storage
> > volumes, and in the future pmem devices, that may comprise an logical mpool.
>
> Christoph and I have talked about replacing the pmem driver's
> dependence on device-mapper for pooling.

Was this discussion done publicly or private?  If public please share
a pointer to the thread.

I'd really like to understand the problem statement that is leading to
pursuing a pmem native alternative to existing DM.

Thanks,
Mike

  parent reply index

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-12 16:27 Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 01/22] mpool: add utility routines and ioctl definitions Nabeel M Mohamed
2020-10-12 16:45   ` Randy Dunlap
2020-10-12 16:48     ` Randy Dunlap
2020-10-12 16:27 ` [PATCH v2 02/22] mpool: add in-memory struct definitions Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 03/22] mpool: add on-media " Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 04/22] mpool: add pool drive component which handles mpool IO using the block layer API Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 05/22] mpool: add space map component which manages free space on mpool devices Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 06/22] mpool: add on-media pack, unpack and upgrade routines Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 07/22] mpool: add superblock management routines Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 08/22] mpool: add pool metadata routines to manage object lifecycle and IO Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 09/22] mpool: add mblock lifecycle management and IO routines Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 10/22] mpool: add mlog IO utility routines Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 11/22] mpool: add mlog lifecycle management and IO routines Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 12/22] mpool: add metadata container or mlog-pair framework Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 13/22] mpool: add utility routines for mpool lifecycle management Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 14/22] mpool: add pool metadata routines to create persistent mpools Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 15/22] mpool: add mpool lifecycle management routines Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 16/22] mpool: add mpool control plane utility routines Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 17/22] mpool: add mpool lifecycle management ioctls Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 18/22] mpool: add object " Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 19/22] mpool: add support to mmap arbitrary collection of mblocks Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 20/22] mpool: add support to proactively evict cached mblock data from the page-cache Nabeel M Mohamed
2020-10-12 16:27 ` [PATCH v2 21/22] mpool: add documentation Nabeel M Mohamed
2020-10-12 16:53   ` Randy Dunlap
2020-10-12 16:27 ` [PATCH v2 22/22] mpool: add Kconfig and Makefile Nabeel M Mohamed
2020-10-15  8:02 ` [PATCH v2 00/22] add Object Storage Media Pool (mpool) Christoph Hellwig
2020-10-16 21:58   ` [EXT] " Nabeel Meeramohideen Mohamed (nmeeramohide)
2020-10-16 22:11     ` Dan Williams
2020-10-19 22:30       ` Nabeel Meeramohideen Mohamed (nmeeramohide)
2020-10-20 21:35         ` Dan Williams
2020-10-21 17:10           ` Nabeel Meeramohideen Mohamed (nmeeramohide)
2020-10-21 17:48             ` Dan Williams
2020-10-21 14:24       ` Mike Snitzer [this message]
2020-10-21 16:24         ` Dan Williams

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