On Fri, Feb 21, 2020 at 05:03:53PM -0800, Darrick J. Wong wrote: > On Wed, Feb 19, 2020 at 01:01:01PM -0800, Matthew Wilcox wrote: > > From: "Matthew Wilcox (Oracle)" <[email protected]> > > > > Use the new readahead operation in iomap. Convert XFS and ZoneFS to > > use it. > > > > Signed-off-by: Matthew Wilcox (Oracle) <[email protected]> > > Ok... so from what I saw in the mm patches, this series changes > readahead to shove the locked pages into the page cache before calling > the filesystem's ->readahead function. Therefore, this (and the > previous patch) are more or less just getting rid of all the iomap > machinery to put pages in the cache and instead pulling them out of the > mapping prior to submitting a read bio?
Correct. > Reviewed-by: Darrick J. Wong <[email protected]> Thanks!
