On Thu, Jun 07, 2018 at 09:50:00AM -0700, Linus Torvalds wrote: > On Thu, Jun 7, 2018 at 8:31 AM Jan Kara <jack@xxxxxxx> wrote: > > > > to get UDF support for UTF-16 characters in file names. > > Who uses UTF-16 in this day and age? > > It's a broken format. > > It's not mentioned in the commit logs *why* this is done. Here's some background: https://www.spinics.net/lists/linux-fsdevel/msg124310.html Yeah, it's a totally broken format, but we shouldn't be thinking that filenames which come to us in UTF16 are actually in UCS2.