Messages in this thread |  | | | Date | Fri, 27 Jul 2012 16:42:01 -0400 | | From | Jeff Garzik <> | | Subject | Re: [PATCH] NVMe: Add a character device for each nvme device |
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On 07/27/2012 04:26 PM, Matthew Wilcox wrote: > Maybe we should design such a mechanism, but maybe we shouldn't ... as we > find common things to do, we tend to move those to sysfs, not ioctls, > and the kinds of commands that are being sent here are essentially > vendor-specific NVMe commands; it's not clear they'd fit neatly into a > generic mechanism.
You're delivering arbitrary packets to the device from userspace, and it is returning arbitrary packets to userspace.
This is a familiar pattern... It is quite analagous to "send vendor-specific commands from userspace to a drive"
Jeff
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