Re: [RFC v2 0/2] vmevent: A bit reworked pressure attribute + docs +man page

[Pekka Enberg]

On Thu, Oct 25, 2012 at 9:40 AM, Minchan Kim <minchan@xxxxxxxxxx> wrote:
> Your description doesn't include why we need new vmevent_fd(2).
> Of course, it's very flexible and potential to add new VM knob easily but
> the thing we is about to use now is only VMEVENT_ATTR_PRESSURE.
> Is there any other use cases for swap or free? or potential user?
> Adding vmevent_fd without them is rather overkill.

What ABI would you use instead?

On Thu, Oct 25, 2012 at 9:40 AM, Minchan Kim <minchan@xxxxxxxxxx> wrote:
> I don't object but we need rationale for adding new system call which should
> be maintained forever once we add it.

Agreed.
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