April 29, 2020 8:41 PM, "Kenny Levinsen" [off-list ref] wrote:

All evdev clients share a common waitgroup. On new input events, this
waitgroup is woken once for every client that did not filter the events,
leading to duplicated and unwanted wakeups.

Split the shared waitgroup into per-client waitgroups for more
fine-grained wakeups.

Signed-off-by: Kenny Levinsen <redacted>
---
drivers/input/evdev.c | 19 +++++++++----------
1 file changed, 9 insertions(+), 10 deletions(-)

Here's a 1-month ping for lack of better idea. Apologies if that's not the right thing to do, just worried that things might have been lost to the great inbox event horizon.