From: Jan Kara <j...@suse.cz> Date: Tue, 26 Apr 2016 13:08:48 +0200 > On Tue 26-04-16 10:06:13, Nicolas Dichtel wrote: >> Signed-off-by: Nicolas Dichtel <nicolas.dich...@6wind.com> > > OK, so I somewhat miss a description of what will this do to the netlink > message so that I can judge whether the change is fine for the userspace > counterpart parsing these messages. AFAIU this changes the message format > by adding a QUOTA_NL_A_PAD field before each 64-bit field which needs an > alignment, am I guessing right? Thus when the userspace counterpart uses > genlmsg_parse() it should just silently ignore these attributes if I read > the documentation right. Did I understand this correctly?
All userspace components using netlink should always ignore attributes they do not recognize in dumps. This is one of the most basic principles of netlink.
