Re: [patch 1/2]block: handle merged discard request

[Christoph Hellwig]

On Mon, Aug 20, 2012 at 10:12:29AM -0400, Mike Snitzer wrote:
> Thought we pushed that down?  Hence sd_setup_discard_cmnd's
> alloc_page + blk_add_request_payload hack.

Yeah, but we still need the bio_vec from early on, as it's allocated as
part of the bio.
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