On Tue, May 07, 2019 at 01:32:26AM -0400, Sasha Levin wrote: > From: Nikolay Borisov <nborisov@xxxxxxxx> > > [ Upstream commit a3d46aea46f99d134b4e0726e4826b824c3e5980 ] > > Recent multi-page biovec rework allowed creation of bios that can span > large regions - up to 128 megabytes in the case of btrfs. Not necessary for 5.0/4.x as it depends on 5.1 changes.