Messages in this thread | | | Subject | Re: compat: autofs v5 packet size ambiguity - update | From | Ian Kent <> | Date | Thu, 23 Feb 2012 19:26:56 +0800 |
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On Thu, 2012-02-23 at 19:20 +0800, Ian Kent wrote: > On Wed, 2012-02-22 at 22:31 -0800, H. Peter Anvin wrote: > > However, I liked Linus' approach.of using the version ioctl; any reason not to? > > Not really, although that ioctl is used it doesn't have to be but you > must mount the autofs file system to use it. Setting a timeout is > another ioctl that is almost mandatory although not using it amounts to > saying you don't want anything to expire which is valid.
The open, to get an ioctl is another that pretty much must be done to use the mount.
> > > > > Ian Kent <raven@themaw.net> wrote: > > > > >On Thu, 2012-02-23 at 10:21 +0800, Ian Kent wrote: > > >> On Thu, 2012-02-23 at 09:54 +0800, Ian Kent wrote: > > >> > On Thu, 2012-02-23 at 09:48 +0800, Ian Kent wrote: > > >> > > On Wed, 2012-02-22 at 08:12 -0800, Linus Torvalds wrote: > > >> > > > On Wed, Feb 22, 2012 at 1:32 AM, Ian Kent <raven@themaw.net> > > >wrote: > > >> > > > > > > >> > > > > Oh, DOH ... > > >> > > > > > > >> > > > > The process mounting the autofs mount is passing the pipe it > > >will use > > >> > > > > for communication via a mount option so we can do this right > > >in > > >> > > > > fill_super. > > >> > > > > > >> > > > No, we really cannot. > > >> > > > > >> > > Sorry, I think your wrong this time. > > >> > > > >> > On second thought, I suppose other user space users don't "have" to > > >use > > >> > mount(2) .... > > >> > > >> Thomas, what does systemd use to mount the autofs mounts that it > > >uses? > > > > > >Mmm ... AFAICS systemd uses mount(2) so that looks OK too. > > > > > >Ian > > >
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