Re: [PATCH v8 17/25] btrfs: Convert from readpages to readahead

[Christoph Hellwig]

On Tue, Feb 25, 2020 at 01:48:30PM -0800, Matthew Wilcox wrote:
> From: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
> 
> Implement the new readahead method in btrfs.  Add a readahead_page_batch()
> to optimise fetching a batch of pages at once.

readahead_page_batch() isn't added in this patch anymore.

Otherwise this looks good to me, although I don't feel confident
enough to give a Reviewed-by for btrfs code.