On Mon, Mar 04, 2019 at 02:52:59PM +0100, Michael Kerrisk (man-pages) wrote: > Hello Wang Shilong, > > On Fri, 1 Mar 2019 at 15:06, Wang Shilong <wangshilong1991@xxxxxxxxx> wrote: > > > > From: Wang Shilong <wshilong@xxxxxxx> > > I take it that these patches relate to some API changes that are not > yet merged into the kernel, right? > > Also, I think we need some accompanying info to describe project IDs. > Can you point me at any documents/resources? Probably "best" documented in the man pages that ship with xfsprogs. Basically, it's just another quota ID that can be used to account for files/directories in arbitrary admin defined groups. i.e. quotas that aren't bound by user/group identities. $ man 8 xfs_quota $ man 5 projects $ man 5 projid Cheers, Dave. -- Dave Chinner david@xxxxxxxxxxxxx