Re: [LSF/MM TOPIC][LSF/MM,ATTEND] shared TLB, hugetlb reservations

[Michal Hocko <mhocko@kernel.org>]

On Mon 03-04-17 09:24:52, Mike Kravetz wrote:
> On 04/03/2017 04:51 AM, Michal Hocko wrote:
> > On Wed 08-03-17 17:30:55, Mike Kravetz wrote:
> >> On 01/10/2017 03:02 PM, Mike Kravetz wrote:
> >>> Another more concrete topic is hugetlb reservations.  Michal Hocko
> >>> proposed the topic "mm patches review bandwidth", and brought up the
> >>> related subject of areas in need of attention from an architectural
> >>> POV.  I suggested that hugetlb reservations was one such area.  I'm
> >>> guessing it was introduced to solve a rather concrete problem.  However,
> >>> over time additional hugetlb functionality was added and the
> >>> capabilities of the reservation code was stretched to accommodate.
> >>> It would be good to step back and take a look at the design of this
> >>> code to determine if a rewrite/redesign is necessary.  Michal suggested
> >>> documenting the current design/code as a first step.  If people think
> >>> this is worth discussion at the summit, I could put together such a
> >>> design before the gathering.
> >>
> >> I attempted to put together a design/overview of how hugetlb reservations
> >> currently work.  Hopefully, this will be useful.
> > 
> > I am still too busy to read through this carefuly and provide a useful
> > feedback but I believe this should go int Documentation/vm/hugetlb$foo
> > file. Care to send it as a patch please?
> 
> Sure
> 
> There is some incomplete information in the document, so I will make
> some revisions and then send out as patch later this week.

Thanks a lot. This is highly appreciated!
-- 
Michal Hocko
SUSE Labs

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