Messages in this thread | | | Date | Fri, 14 Jul 2017 14:56:12 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH v3 3/3] nvmet: preserve controller serial number between reboots |
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> + down_write(&nvmet_config_sem); > subsys->ver = NVME_VS(1, 3, 0); /* NVMe 1.3.0 */ > /* generate a random serial number as our controllers are ephemeral: */ > get_random_bytes(&subsys->serial, sizeof(subsys->serial)); > + up_write(&nvmet_config_sem);
no need for the lock here, the subsystems isn't visible at this point.
Otherwise:
Reviewed-by: Christoph Hellwig <hch@lst.de>
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