From: Trond Myklebust <Trond.Myklebust-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org>
To: Boaz Harrosh <bharrosh-C4P08NqkoRlBDgjK7y7TUQ@public.gmane.org>
Cc: Benny Halevy <bhalevy-4/WYdZTkCtzQT0dZR+AlfA@public.gmane.org>,
Randy Dunlap <rdunlap-/UHa2rfvQTnk1uMJSBkQmQ@public.gmane.org>,
Stephen Rothwell <sfr-3FnU+UHB4dNDw9hX6IcOSA@public.gmane.org>,
linux-next-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
LKML <linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
Michal Marek <mmarek-AlSwsSmVLrQ@public.gmane.org>,
NFS list <linux-nfs-u79uwXL29TY76Z2rM5mHXA@public.gmane.org>,
open-osd <osd-dev-yNzVSZO3znNg9hUCZPvPmw@public.gmane.org>
Subject: Re: ore: FIX breakage when MISC_FILESYSTEMS is not set
Date: Tue, 29 Nov 2011 17:36:33 -0500 [thread overview]
Message-ID: <1322606193.11286.28.camel@lade.trondhjem.org> (raw)
In-Reply-To: <4ED55B3B.9050207-C4P08NqkoRlBDgjK7y7TUQ@public.gmane.org>
On Tue, 2011-11-29 at 14:22 -0800, Boaz Harrosh wrote:
> On 11/29/2011 09:33 AM, Trond Myklebust wrote:
> > On Tue, 2011-11-29 at 14:21 +0200, Benny Halevy wrote:
> >> On 2011-11-29 02:13, Boaz Harrosh wrote:
>
> >>>
> >>> The solution is to force all users of ORE (exofs, nfs) to manually
> >>> select everything auto-magically selected before.
> >>
> >> How about using "depend ORE" rather than "select ORE"?
> >
> > Right. Make PNFS_OBJLAYOUT and EXOFS_FS depend on ASYNC_XOR (or select
> > it) and then make ORE depend on EXOFS_FS || PNFS_OBJLAYOUT.
> >
> > There should be no need to add the 'select ORE'...
> >
>
> No! guys!
>
> One it will not solve my problem because any
> solution that needs to inspect exofs/Kconfig file will
> not work if MISC_FILESYSTEMS is not selected and your
> solutions involve that.
Then move ORE _out_ of MISC_FILESYSTEMS. There is no reason why it needs
to be there as long as the things it depends on are there.
> And two:
> All the user needs to do is Select NFS4.1 everything
> else should be done automatically. He should not need
> to go to misc-filesystems and select ORE so he can have
> pnfs-objects. That's a nightmare.
The solution I proposed didn't involve having the user select anything
other than NFSv4.1 and possibly ASYNC_XOR.
> And anyway the current Kernel rule is that a user of a library
> needs to select it and all it's dependencies, because select
> is not recursive. Now I devised a little skim that can avoid
...and this is _my_ nightmare. I dont' _want_ these selects anywhere in
the NFS subsystem.
--
Trond Myklebust
Linux NFS client maintainer
NetApp
Trond.Myklebust-HgOvQuBEEgTQT0dZR+AlfA@public.gmane.org
www.netapp.com
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next prev parent reply other threads:[~2011-11-29 22:36 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-11-24 6:43 linux-next: Tree for Nov 24 Stephen Rothwell
2011-11-24 18:50 ` linux-next: Tree for Nov 24 (fs/pnfs vs. exofs) Randy Dunlap
2011-11-29 0:09 ` Boaz Harrosh
[not found] ` <4ED422CC.60706-C4P08NqkoRlBDgjK7y7TUQ@public.gmane.org>
2011-11-29 0:13 ` ore: FIX breakage when MISC_FILESYSTEMS is not set Boaz Harrosh
2011-11-29 12:21 ` Benny Halevy
2011-11-29 17:33 ` Trond Myklebust
[not found] ` <1322588023.4174.28.camel-SyLVLa/KEI9HwK5hSS5vWB2eb7JE58TQ@public.gmane.org>
2011-11-29 22:22 ` Boaz Harrosh
[not found] ` <4ED55B3B.9050207-C4P08NqkoRlBDgjK7y7TUQ@public.gmane.org>
2011-11-29 22:36 ` Trond Myklebust [this message]
2011-11-29 22:38 ` Trond Myklebust
2011-11-29 23:33 ` Boaz Harrosh
2011-11-29 23:39 ` Randy Dunlap
2011-11-29 23:30 ` Boaz Harrosh
2011-11-29 23:35 ` [PATCH v3] " Boaz Harrosh
2011-11-30 1:00 ` [osd-dev] " Boaz Harrosh
2011-11-30 18:00 ` Randy Dunlap
2011-11-30 8:31 ` Michal Marek
2011-11-30 16:32 ` Boaz Harrosh
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