4c55f2667a7
author Christoph Hellwig <hch@infradead.org> 1318935423 -0400
committer Nicholas Bellinger <nab@linux-iscsi.org> 1319426524 +0000

target: re-use the command S/G list for single-task commands

If we only have a single task per command (which at least in my testing
is the by far most common case) we do not have to allocate a new per-task
S/G list but can reuse the one from the command.

(nab: Fix BIDI handling in transport_free_dev_tasks)

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
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