Re: [PATCH v2 15/17] libnvdimm: Set numa_node to NVDIMM devices

From: Toshi Kani
Date: Thu Jun 25 2015 - 21:22:24 EST


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@xxxxxx> 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


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