On Mon, Feb 14, 2022 at 10:05:37AM -0500, Johannes Weiner wrote: > On Tue, Jan 25, 2022 at 02:56:58PM +0800, Huangzhaoyang wrote: > > From: Zhaoyang Huang <zhaoyang.huang@xxxxxxxxxx> > > > > When a new threshold breaching stall happens after a psi event was > > generated and within the window duration, the new event is not > > generated because the events are rate-limited to one per window. If > > after that no new stall is recorded then the event will not be > > generated even after rate-limiting duration has passed. This is > > happening because with no new stall, window_update will not be called > > even though threshold was previously breached. To fix this, record > > threshold breaching occurrence and generate the event once window > > duration is passed. > > > > Suggested-by: Suren Baghdasaryan <surenb@xxxxxxxxxx> > > Signed-off-by: Zhaoyang Huang <zhaoyang.huang@xxxxxxxxxx> > > Hey Peter, would you mind taking this through the scheduler tree? It's > got my and Suren's acks. It's not a recent regression so I'm thinking > for 5.18 is fine. Thanks! Sorry, missed it, got it now. Thanks!
