Re: [PATCH-v2 2/2] target/iblock: Use -EAGAIN/-ENOMEM to propigate SAM BUSY/TASK_SET_FULL

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On Sun, Mar 06, 2016 at 01:55:15PM -0800, Nicholas A. Bellinger wrote:
> The intended use is for any make_request_fn() based driver that invokes
> bio_endio() completion directly, and sets bi_error != 0 to signal
> non GOOD status to target/iblock.

But -EAGAIN and -ENOMEM are not valid drivers for bio_endio, and as far as I
can tell no driver every returns them.  So as-is this might be well intended
but either useless or broken.
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