Setting the PF_NO_SETAFFINITY flag creates problems in combination with cpuset operations (see commit messages for details). To mitigate this, fixes have been written to remove the flag from the poller threads, which landed in v6.3. We need them in v6.1 as well.
Best regards, Felix Moessbauer Siemens AG
Jens Axboe (1): io_uring/io-wq: stop setting PF_NO_SETAFFINITY on io-wq workers
Michal Koutný (1): io_uring/sqpoll: Do not set PF_NO_SETAFFINITY on sqpoll threads
io_uring/io-wq.c | 16 +++++++++++----- io_uring/sqpoll.c | 1 - 2 files changed, 11 insertions(+), 6 deletions(-)