Messages in this thread |  | | | From | Ming Lei <> | | Date | Fri, 12 Aug 2016 19:12:10 +0800 | | Subject | Re: [PATCH v2] block: make sure big bio is splitted into at most 256 bvecs |
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On Thu, Aug 11, 2016 at 10:02 PM, Christoph Hellwig <hch@infradead.org> wrote: > Please just fix bcache to not submit bios larger than BIO_MAX_PAGES for > now, until we can support such callers in general and enable common > used code to do so.
IMO it can't be efficient to do that in bcache because it need to figure out how many bvecs one bio includes.
This patch(block: make sure big bio is splitted into at most 256 bvecs) can support such callers.
Also this kind of usage does simplify drivers.
Thanks, Ming
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