On Thu, Nov 12, 2020 at 09:26:26PM +0000, Matthew Wilcox (Oracle) wrote: > Pagecache tags are used for dirty page writeback. Since dirtiness is > tracked on a per-THP basis, we only want to return the head page rather > than each subpage of a tagged page. All the filesystems which use huge > pages today are in-memory, so there are no tagged huge pages today. > > Signed-off-by: Matthew Wilcox (Oracle) <[email protected]> > Reviewed-by: Jan Kara <[email protected]> > Reviewed-by: William Kucharski <[email protected]>
Looks good, Reviewed-by: Christoph Hellwig <[email protected]>
