On 02/11/2015 11:31 AM, Tony Battersby wrote:
> Note: I did a number of tests with this patch, but I do not have any
> programs to test commands with bidirectional data transfer. I would
> appreciate if someone could test that.
Replying to myself, I was able to test bidirectional data transfer us
When using the write()/read() interface for submitting commands, the bsg
driver does not call blk_put_request() on a completed SCSI command until
userspace calls read() to get the command completion. Since scsi-mq
uses a fixed number of preallocated requests, this makes it possible for
userspace t
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