Re: transport_do_task_sg_chain() still needed?

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On Wed, Mar 21, 2012 at 05:47:33PM -0700, Nicholas A. Bellinger wrote:
> So for single task operation, the transport_do_task_sg_chain() logic is
> not required because sg_chain() is never called with only a single
> se_task->task_sg[] present per se_cmd.
> 
> For > 1 task operation in transport_allocate_data_tasks(), the
> transport_do_task_sg_chain() is still required (along with an extra SGL
> per se_task->task_sg[] for the link) in order for a se_cmd's SGLs to be
> made into a single walkable list using scatterlist.h primitives.
> 
> So no, I don't think we can get rid of transport_do_task_sg_chain()
> logic as it's still a hard requirement for > 1 task operation.

Unless we kill task completely, which we really should.
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