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From: Toshi Kani <toshi.kani@hp.com>
To: Dan Williams <dan.j.williams@intel.com>
Cc: "axboe@kernel.dk" <axboe@kernel.dk>,
	"linux-nvdimm@lists.01.org" <linux-nvdimm@ml01.01.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"mingo@kernel.org" <mingo@kernel.org>,
	"linux-acpi@vger.kernel.org" <linux-acpi@vger.kernel.org>,
	"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
	"hch@lst.de" <hch@lst.de>
Subject: Re: [PATCH v2 15/17] libnvdimm: Set numa_node to NVDIMM devices
Date: Thu, 25 Jun 2015 19:21:39 -0600	[thread overview]
Message-ID: <1435281699.11808.377.camel@misato.fc.hp.com> (raw)
In-Reply-To: <CAA9_cmf84L1JE_4Om36TzJR6DTU_OiTWGsNF+u+pb5TRTCj5NA@mail.gmail.com>

On Thu, 2015-06-25 at 18:08 -0700, Dan Williams wrote:
> On Thu, Jun 25, 2015 at 5:55 PM, Toshi Kani <toshi.kani@hp.com> wrote:
> > On Thu, 2015-06-25 at 23:42 +0000, Williams, Dan J wrote:
> >> On Thu, 2015-06-25 at 16:55 -0600, Toshi Kani wrote:
 :
> >
> > Now, how do I unbind BTT?  I did the following as a guess, but BTT got
> > reattached again before I have a chance to delete the metadata, which I
> > need /dev/pmemN.
> >
> > NUM=1
> > cd /sys/bus/nd/devices
> > echo ""  > btt${NUM}.1/namespace
> > echo btt${NUM}.1 > ../drivers/nd_pmem/unbind
> 
> echo 1 > namespace${NUM}.0/force_raw
> 
> > echo namespace${NUM}.0 > ../drivers/nd_pmem/bind
> >

Cool!  Yes, it works with the force_raw.  (I changed the ordering a
bit).

NUM=1
cd /sys/bus/nd/devices
echo btt${NUM}.1 > ../drivers/nd_pmem/unbind
echo "" > btt${NUM}.1/namespace
echo 1 > namespace${NUM}.0/force_raw
echo namespace${NUM}.0 > ../drivers/nd_pmem/bind

Thanks,
-Toshi



  reply	other threads:[~2015-06-26  1:22 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-25  9:36 [PATCH v2 00/17] libnvdimm: ->rw_bytes(), BLK, BTT, PMEM api, and unit tests Dan Williams
2015-06-25  9:36 ` [PATCH v2 01/17] libnvdimm: infrastructure for btt devices Dan Williams
2015-06-25  9:36 ` [PATCH v2 02/17] nd_btt: atomic sector updates Dan Williams
2015-06-25  9:36 ` [PATCH v2 03/17] libnvdimm, nfit, nd_blk: driver for BLK-mode access persistent memory Dan Williams
2015-06-25  9:36 ` [PATCH v2 04/17] tools/testing/nvdimm: libnvdimm unit test infrastructure Dan Williams
2015-06-25  9:36 ` [PATCH v2 05/17] libnvdimm: Non-Volatile Devices Dan Williams
2015-06-25  9:36 ` [PATCH v2 06/17] fs/block_dev.c: skip rw_page if bdev has integrity Dan Williams
2015-06-25  9:36 ` [PATCH v2 07/17] libnvdimm, btt: add support for blk integrity Dan Williams
2015-06-25  9:37 ` [PATCH v2 08/17] libnvdimm, blk: " Dan Williams
2015-06-25  9:37 ` [PATCH v2 09/17] libnvdimm, pmem: fix up max_hw_sectors Dan Williams
2015-06-25  9:37 ` [PATCH v2 10/17] pmem: make_request cleanups Dan Williams
2015-06-25  9:37 ` [PATCH v2 11/17] libnvdimm: enable iostat Dan Williams
2015-06-25  9:37 ` [PATCH v2 12/17] pmem: flag pmem block devices as non-rotational Dan Williams
2015-06-25  9:37 ` [PATCH v2 13/17] libnvdimm, nfit: handle unarmed dimms, mark namespaces read-only Dan Williams
2015-06-25  9:37 ` [PATCH v2 14/17] acpi: Add acpi_map_pxm_to_online_node() Dan Williams
2015-06-25  9:37 ` [PATCH v2 15/17] libnvdimm: Set numa_node to NVDIMM devices Dan Williams
2015-06-25 17:45   ` Toshi Kani
2015-06-25 17:47     ` Dan Williams
2015-06-25 18:34     ` Williams, Dan J
2015-06-25 21:31       ` Dan Williams
2015-06-25 21:51         ` Toshi Kani
2015-06-25 22:00           ` Dan Williams
2015-06-25 22:11             ` Toshi Kani
2015-06-25 22:34               ` Dan Williams
2015-06-25 22:55                 ` Toshi Kani
2015-06-25 23:42                   ` Williams, Dan J
2015-06-26  0:55                     ` Toshi Kani
2015-06-26  1:08                       ` Dan Williams
2015-06-26  1:21                         ` Toshi Kani [this message]
2015-06-25  9:37 ` [PATCH v2 16/17] libnvdimm: Add sysfs " Dan Williams
2015-06-26  2:21   ` Toshi Kani
2015-06-26 15:26     ` Dan Williams
2015-06-25  9:37 ` [PATCH v2 17/17] arch, x86: pmem api for ensuring durability of persistent memory updates Dan Williams
2015-06-30 10:21   ` Dan Carpenter
2015-06-30 16:23     ` Williams, Dan J

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