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Re: [Cluster-devel] GFS2: Post-VFS scale update for RCU path walk



Hi,

On Sat, 2011-01-15 at 08:54 +1100, Nick Piggin wrote:
> On Sat, Jan 15, 2011 at 2:58 AM, Steven Whitehouse <swhiteho redhat com> wrote:
> >
> > We can allow a few more cases to use RCU path walking than
> > originally allowed. It should be possible to also enable
> > RCU path walking when the glock is already cached. Thats
> > a bit more complicated though, so left for a future patch.
> 
> Cool, thanks for taking a look. GFS2 also has a .d_revalidate, right? You'll
> want to permit rcu-walk for that guy as well in order for it all to work. Any
> chance of that?

Yes, I'll add that to the list as well, however it will probably require
the glock change I mentioned in the comment above to make it worth
doing. I'll certainly take a look though,

Steve.



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