On Thu, 2018-10-11 at 16:40 -0300, Ernesto A. Fernández wrote: > On Thu, Oct 11, 2018 at 11:05:36AM -0700, Viacheslav Dubeyko wrote: > > On Wed, 2018-10-10 at 15:23 -0300, Ernesto A. Fernández wrote: > > > Direct writes to empty inodes fail with EIO. The generic direct-io code > > > is in part to blame (a patch has been submitted as "direct-io: allow > > > direct writes to empty inodes"), but hfsplus is worse affected than the > > > other filesystems because the fallback to buffered I/O doesn't happen. > > > > > > > Could you please share more detailed explanation of the patch that > > affects the HFS+ behavior? It's hard to follow what patch you mean. > > It was sent to linux-fsdevel: "direct-io: allow direct writes to empty > inodes." > The git provides the commit ID and the annotation for every commit. It will be great to see these details. Could you please share this information? Thanks, Vyacheslav Dubeyko.