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Groups > linux.kernel > #1466215
| From | Johannes Thumshirn <jthumshirn@suse.de> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH v2] libnvdimm: Fix nvdimm_probe error on NVDIMM-N |
| Date | 2016-08-19 10:20 +0200 |
| Message-ID | <s7NbY-39C-13@gated-at.bofh.it> (permalink) |
| References | <s6RUm-70n-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
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> -- Johannes Thumshirn Storage jthumshirn@suse.de +49 911 74053 689 SUSE LINUX GmbH, Maxfeldstr. 5, 90409 Nürnberg GF: Felix Imendörffer, Jane Smithard, Graham Norton HRB 21284 (AG Nürnberg) Key fingerprint = EC38 9CAB C2C4 F25D 8600 D0D0 0393 969D 2D76 0850
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[PATCH v2] libnvdimm: Fix nvdimm_probe error on NVDIMM-N Toshi Kani <toshi.kani@hpe.com> - 2016-08-16 21:10 +0200 Re: [PATCH v2] libnvdimm: Fix nvdimm_probe error on NVDIMM-N Johannes Thumshirn <jthumshirn@suse.de> - 2016-08-19 10:20 +0200
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