| Message ID | 1551449184-7942-1-git-send-email-wshilong1991@gmail.com |
|---|---|
| State | Not Applicable |
| Headers | show |
| Series | [1/2] fchownat.2: add project support updates | expand |
On Fri, Mar 01, 2019 at 11:06:22PM +0900, Wang Shilong wrote: > From: Wang Shilong <wshilong@ddn.com> > > From: Wang Shilong <wshilong@ddn.com> > > Cc: linux-man@vger.kernel.org > Signed-off-by: Wang Shilong <wshilong@ddn.com> > --- > man2/chown.2 | 5 +++++ > 1 file changed, 5 insertions(+) > > diff --git a/man2/chown.2 b/man2/chown.2 > index 50db789ac..fad74df20 100644 > --- a/man2/chown.2 > +++ b/man2/chown.2 > @@ -217,6 +217,11 @@ instead operate on the link itself, like > .BR fchownat () > dereferences symbolic links, like > .BR chown ().) > +.TP > +.B AT_FCHOWN_PROJID > +Use > +.I group > +to change file's project ID instead of its group ID. Needs to document init_user_ns constraint. > .PP > See > .BR openat (2) Also missing new ENOSPC error that attempting to change a project ID can result in. Also should document the EPERM error condition when changing project ID in wrong userns, and EINVAL if an invalid project ID is supplied. Cheers, Dave.
diff --git a/man2/chown.2 b/man2/chown.2 index 50db789ac..fad74df20 100644 --- a/man2/chown.2 +++ b/man2/chown.2 @@ -217,6 +217,11 @@ instead operate on the link itself, like .BR fchownat () dereferences symbolic links, like .BR chown ().) +.TP +.B AT_FCHOWN_PROJID +Use +.I group +to change file's project ID instead of its group ID. .PP See .BR openat (2)