pm_qos_update_flags(9)

✨ NAME ✨

okay bestie, welcome to pm_qos_update_flags(9) from the Kernel API Manual — she is literally here to update a set of PM QoS flags, and she is serving main-character kernel energy 💅✨

pm_qos_update_flags — Update a set of PM QoS flags.

🛠️ SYNOPSIS 🛠️

bool pm_qos_update_flags (struct pm_qos_flags *pqf , struct
       pm_qos_flags_request *req , enum pm_qos_req_action action , s32 val );

🧚 ARGUMENTS 🧚

• pqf — Set of PM QoS flags to update. this is the little set getting the glow-up 💖
• req — Request to add to the set, to modify, or to remove from the set.
• action — Action to take on the set.
• val — Value of the request to add or modify.

🌈 RETURN 🌈

1 if the aggregate constraint value has changed, 0 otherwise. that's the whole answer, no cap 💖

👀 SEE ALSO 👀

okay so the kernel file is ./kernel/power/qos.c, and these are the besties in the neighborhood:

• Kernel file: ./kernel/power/qos.c
• pm_qos_read_value(9)
• pm_qos_update_target(9)
• pm_qos_flags_remove_req(9)
• cpu_latency_qos_limit(9)
• cpu_latency_qos_request_active(9)
• cpu_latency_qos_add_request(9)
• cpu_latency_qos_update_request(9)
• cpu_latency_qos_remove_request(9)
• cpu_wakeup_latency_qos_limit(9)
• freq_constraints_init(9)
• freq_qos_read_value(9)
• freq_qos_apply(9)
• freq_qos_add_request(9)
• freq_qos_update_request(9)
• freq_qos_remove_request(9)
• freq_qos_add_notifier(9)
• freq_qos_remove_notifier(9)

mwah 💋 this page comes from ./kernel/power, dated October 2026, and it's all about pm_qos_update_flags(9) — k bye bestie 🫶