Messages in this thread | | | Date | Fri, 19 Aug 2016 10:17:38 +0200 | From | Johannes Thumshirn <> | Subject | Re: [PATCH v2] libnvdimm: Fix nvdimm_probe error on NVDIMM-N |
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On Tue, Aug 16, 2016 at 01:08:40PM -0600, Toshi Kani wrote: > 'ndctl list --buses --dimms' does not list any NVDIMM-Ns since > they are considered as idle. ndctl checks if any driver is > attached to nmem device. nvdimm_probe() always fails in > nvdimm_init_nsarea() since NVDIMM-Ns do not implement optinal > ND_CMD_GET_CONFIG_DATA command. > > Change nvdimm_probe() to accept the case that the CONFIG_DATA > command is not implemented for NVDIMM-Ns. The driver attaches > without ndd, which keeps it no-op to the device. > > Reported-by: Brian Boylston <brian.boylston@hpe.com> > Signed-off-by: Toshi Kani <toshi.kani@hpe.com> > Cc: Dan Williams <dan.j.williams@intel.com>
Tested-by: Johannes Thumshirn <jthumshirn@suse.de> Acked-by: Johannes Thumshirn <jthumshirn@suse.de>
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