Messages in this thread | | | Date | Fri, 11 Aug 2017 12:46:15 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH v1 2/6] fs: use on-stack-bio if backing device has BDI_CAP_SYNC capability |
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On Wed, Aug 09, 2017 at 08:06:24PM -0700, Dan Williams wrote: > I like it, but do you think we should switch to sbvec[<constant>] to > preclude pathological cases where nr_pages is large?
Yes, please.
Then I'd like to see that the on-stack bio even matters for mpage_readpage / mpage_writepage. Compared to all the buffer head overhead the bio allocation should not actually matter in practice.
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