Re: [RFC] Per file OOM badness

Andrew Morton
2018-01-22T23:23:19Z

On Thu, 18 Jan 2018 11:47:48 -0500 Andrey Grodzovsky <andrey.grodzovsky@amd.com> wrote:

> Hi, this series is a revised version of an RFC sent by Christian König
> a few years ago. The original RFC can be found at
> https://lists.freedesktop.org/archives/dri-devel/2015-September/089778.html
>
> This is the same idea and I've just adressed his concern from the original RFC
> and switched to a callback into file_ops instead of a new member in struct file.

Should be in address_space_operations, I suspect. If an application
opens a file twice, we only want to count it once?

But we're putting the cart ahead of the horse here. Please provide us
with a detailed description of the problem which you are addressing so
that the MM developers can better consider how to address your
requirements.