Tested on ext4, newer xfs, older xfs (no 512 align support), tmpfs (no O_DIRECT support) Commited https://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=v8.28-21-gde15a49 tweak at https://git.sv.gnu.org/gitweb/?p=coreutils.git;a=commitdiff;h=v8.28-22-ge818f19
cheers, Pádraig
