Re: [RFC PATCH 0/7] mm: Make more use of readahead_control

Eric Biggers
2020-09-01T16:41:43Z

On Tue, Sep 01, 2020 at 05:28:15PM +0100, David Howells wrote:
>
> Hi Willy,
>
> Here's a set of patches to expand the use of the readahead_control struct,
> essentially from do_sync_mmap_readahead() down. Note that I've been
> passing the number of pages to read in rac->_nr_pages, and then saving it
> and changing it certain points, e.g. page_cache_readahead_unbounded().
>
> Also pass file_ra_state into force_page_cache_readahead().
>
> Also there's an apparent minor bug in khugepaged.c that I've included a
> patch for: page_cache_sync_readahead() looks to be given the wrong size in
> collapse_file().
>

What branch does this apply to?

- Eric