Re: [PATCH]updated ipc lock patch

[Rusty Russell]

In message <[e-mail]> you write:
> > Yes, this is the typical RCU model, except that in this case (IPC),
> > I am not quite sure if it is in effect that different from what Ming/Hugh
> > have done.
> 
> Rusty's patch looks good to me. I would like to replace the mempool in
> IPC with this typical RCU model. Rusty, if you like, I will make a patch
> against mm6.  There need some cleanups. One thing is that ipc_alloc()
> are called by other places(besides grow_ary()), and they don't need to
> the RCU header structure. 

Yes, I noticed that, but I'm not sure it's worth separating
ipc_alloc() and ipc_rcu_alloc() for a couple of temporary allocations.

Anyway, glad you like the patch,
Rusty.
--
  Anyone who quotes me in their sig is an idiot. -- Rusty Russell.