Re: Nick's core remove PageReserved broke vmware...

[Gleb Natapov]

On Thu, Nov 03, 2005 at 01:32:15PM +0000, Hugh Dickins wrote:
> On Thu, 3 Nov 2005, Gleb Natapov wrote:
> > On Thu, Nov 03, 2005 at 09:22:10AM +1100, Benjamin Herrenschmidt wrote:
> > > Also, what do you suggest as a good threshold to use on the max amount
> > > of memory I can let the X server "pin" that way ? I was thinking it as
> > > equivalent to mlock, thus I could maybe hijack mm->locked_vm & use
> > > RLIMIT_MEMLOCK or is that too gross ?
> > > 
> > This is what infiniband does, so it should be good for you too.
> 
> Yes, I noticed that code a couple of days ago, I think you're setting a
> good example there, for long-term or large-area uses of get_user_pages():
> Ben, take a look at drivers/infiniband/core/uverbs_mem.c
> 
Credit goes to Roland Dreier :)

--
			Gleb.
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