On Fri, Apr 01, 2016 at 03:57:47PM -0700, Andrew Morton wrote: > On Thu, 31 Mar 2016 18:38:11 -0800 Kent Overstreet > <kent.overstr...@gmail.com> wrote: > > > Introduce for_each_pagecache_page() and related macros, with the goal of > > replacing most/all uses of pagevec_lookup(). > > > > For the most part this shouldn't be a functional change. The one functional > > difference with the new macros is that they now take an @end parameter, so > > we're > > able to avoid grabbing pages in __find_get_pages() that we'll never use. > > > > This patch only does some of the conversions, the ones I was able to easily > > test > > myself - the conversions are mechanical but tricky enough they generally > > warrent > > testing. > > What is the reason for this change?
I just got tired of code being hard to follow when I was trying to work on some pagecache invalidation stuff.
