- A bunch of fixes: forced idle time accounting, utilization values
propagation in the sched hierarchies and other minor cleanups and improvements -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEEzv7L6UO9uDPlPSfHEsHwGGHeVUoFAmHtNkcACgkQEsHwGGHe VUru2xAAq2sJYOjb3AFQQskKDMjUqY42+Z2LnFk+zbv/2NfXPG17lGRNl8zIFWgK en+RguHOnBDo4Lc4qcx06k02gmZmSA7YonLJVYtT/N1mwsW6zkW0wDho/W3+ssU5 5fJEFSd/y9XmoFOyFj7k+POND/Prk/sguxYcYDRMwjdw4pZoDZ4WgPU3oS3PCiBk ISua8zqxNC+kqSnlKzDbc23K22mdcsneW/aLFK7npyaKqzypy9IvqaBL6h8tyOgb Q7jOBavUQwmfi/J5A39JgUrYs90gMuQKMJ0wxWrix+YCgvdRLCX3gcWBvdxHwlmm KkxmWmM3iGO4qKXUDmmTt8e8GO1c0HgR7tBiVKkG2977fIojLGXTXwZKjIz/gn7f wg3oltKWj2JZ7X3Z3Te4TDjtWSfibUkUHhrVlm94HgZL9ZiFFY+qigBTUoa/QVAf q1nkk/acpSDAKY2CGcjeQZtkuIcfz+5Z94n07NsV4O8OriwkEOgVWGGXkky3687C /woT4a3iIeqiFzSQ8raJq0bdMj3J+wpDe4gmjKmx7oPjiS7FzsyGc8HckwQtiOQ3 kGTTB+9zJS9ChWEk2ViQQgNOUUaJJjAwsBoYkRQakFnQ4AhvQKHmD+MS02vSPBD7 j3k3RPkO0Gm+gUBnkgyKSRTQpAcoVY0lBwttJoEr0IlA/MUWMJ0= =4m7x -----END PGP SIGNATURE----- Merge tag 'sched_urgent_for_v5.17_rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip Pull scheduler fixes from Borislav Petkov: "A bunch of fixes: forced idle time accounting, utilization values propagation in the sched hierarchies and other minor cleanups and improvements" * tag 'sched_urgent_for_v5.17_rc2' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: kernel/sched: Remove dl_boosted flag comment sched: Avoid double preemption in __cond_resched_*lock*() sched/fair: Fix all kernel-doc warnings sched/core: Accounting forceidle time for all tasks except idle task sched/pelt: Relax the sync of load_sum with load_avg sched/pelt: Relax the sync of runnable_sum with runnable_avg sched/pelt: Continue to relax the sync of util_sum with util_avg sched/pelt: Relax the sync of util_sum with util_avg psi: Fix uaf issue when psi trigger is destroyed while being polled
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10c64a0f28
10 changed files with 125 additions and 103 deletions
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@ -92,7 +92,8 @@ Triggers can be set on more than one psi metric and more than one trigger
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for the same psi metric can be specified. However for each trigger a separate
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file descriptor is required to be able to poll it separately from others,
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therefore for each trigger a separate open() syscall should be made even
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when opening the same psi interface file.
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when opening the same psi interface file. Write operations to a file descriptor
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with an already existing psi trigger will fail with EBUSY.
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Monitors activate only when system enters stall state for the monitored
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psi metric and deactivates upon exit from the stall state. While system is
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