Re: [PATCH 1/4] sas: add flag for locally attached PHYs

Jeff Garzik
2005-10-21T02:17:00Z

Douglas Gilbert wrote:
> Just a suggestion if you want to bring /dev/sg into
> the picture for a SMP (and even a STP) passthrough.

Yep. That's another possibility, that falls into the 'block driver'
category [see list of categories in my 'ioctl' email], since it is
translated into a 'special' block request, and then sent to a normal
request_queue.

Jens Axboe's bsg[1] has also been mentioned in the context of SMP.

Jeff

[1] http://lwn.net/Articles/96547/