[PATCH V2 0/1] nvme: introduce generic per-namespace chardev

[Damien Le Moal]

On 2021/04/07 18:47, Christoph Hellwig wrote:
> On Wed, Apr 07, 2021 at 07:36:22AM +0000, Niklas Cassel wrote:
>> The SCSI generic devices are named /dev/sgX while the SCSI block devices
>> are named /dev/sd*, so the names are more distinct compared to /dev/nvme*
>> and /dev/nvme-generic-*.
>>
>> A "regular" Linux user who writes /dev/sd<tab> will not see the SCSI
>> generic devices, but with the current proposal, if he writes
>> /dev/nvme<tab>, he will see the NVMe generic devices.
>>
>> I just had a gut feeling that this could cause confusion in the future.
>> However, I trust your experience and judgement more than my gut feeling.
> 
> Should we call the nodes /dev/ng* ?

That would be a nice symmetry with scsi / sg. I am all for it.
This would also make it easier to read a "ls" output, avoiding a lot of nvme
device names that differ only by 1 character ("c").

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-- 
Damien Le Moal
Western Digital Research