On Thu, Jun 23, 2011 at 04:11:17PM -0400, J. Bruce Fields wrote:
> On Thu, Jun 23, 2011 at 10:06:14PM +0200, Tigran Mkrtchyan wrote:
> > I recall a discussion at connectaton 2010, where Peter Staubach from
> > RedHat ( at that time )
> > requested a way to disable pNFS without rebuilding the kernel.
> >
> > Probably that's why autoload is not implemented.
>
> Well, autoload *is* implemented, you just have to add an alias command
> to modprobe.conf before it'll work.
>
> And if we embed the alias in the module instead, it will still be
> possible to disable autloading by adding a "backlist <modulename>" to
> modproble.conf.
>
> So I don't *think* that's the issue, unless I've missed something.
So can we just do this? (Untested.)
--b.
commit 8b3065071b5469c428d70052c80f1df3cb398da6
Author: J. Bruce Fields <bfields@xxxxxxxxxx>
Date: Thu Jun 23 16:15:39 2011 -0400
pnfs: simplify pnfs files module autoloading
Embed the necessary alias into the module rather than waiting for
someone to add it to /etc/modprobe.conf
Signed-off-by: J. Bruce Fields <bfields@xxxxxxxxxx>
diff --git a/fs/nfs/nfs4filelayout.c b/fs/nfs/nfs4filelayout.c
index 4269088..eb65f82 100644
--- a/fs/nfs/nfs4filelayout.c
+++ b/fs/nfs/nfs4filelayout.c
@@ -896,5 +896,7 @@ static void __exit nfs4filelayout_exit(void)
pnfs_unregister_layoutdriver(&filelayout_type);
}
+MODULE_ALIAS("nfs-layouttype4-1");
+
module_init(nfs4filelayout_init);
module_exit(nfs4filelayout_exit);
--
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