Messages in this thread | | | Date | Fri, 28 Jun 2013 00:44:23 +0900 | From | Minchan Kim <> | Subject | Re: [PATCH v2] vmpressure: implement strict mode |
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On Wed, Jun 26, 2013 at 11:17:12PM -0400, Luiz Capitulino wrote: > Currently, an eventfd is notified for the level it's registered for > _plus_ higher levels. > > This is a problem if an application wants to implement different > actions for different levels. For example, an application might want > to release 10% of its cache on level low, 50% on medium and 100% on > critical. To do this, an application has to register a different > eventfd for each pressure level. However, fd low is always going to > be notified and and all fds are going to be notified on level critical. > > Strict mode solves this problem by strictly notifiying an eventfd > for the pressure level it registered for. This new mode is optional, > by default we still notify eventfds on higher levels too. > > Signed-off-by: Luiz Capitulino <lcapitulino@redhat.com> Acked-by: Minchan Kim <minchan@kernel.org>
If you will update this patch without major big change, you can keep earlier Acked-by and Reviewe-by.
Thanks!
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