PFRT_LOG_IOC_GET_INFO(9)

💜 PFRT_LOG_IOC_GET_INFO(9) — it's a Kernel API Manual moment, bestie

okay so real talk, this one is literally from the Kernel API Manual (section 9, iykyk) and it's lowkey the cutest little info-getter in the whole telemetry situation 💅

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✨ NAME ✨

PFRT_LOG_IOC_GET_INFO — which is, fr fr, this exact thing:

_IOR(PFRUT_IOCTL_MAGIC, 0x07, struct pfrt_log_info)

like, that's the whole vibe. _IOR, magic PFRUT_IOCTL_MAGIC, number 0x07, and it's carrying a struct pfrt_log_info 🎀

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🦋 SYNOPSIS 🦋

PFRT_LOG_IOC_GET_INFO

that's it. that's the synopsis. she's simple, she's iconic 👑

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💀 RETURN 💀

so here's what you can get back, and ngl the vibes differ a lot:

• 0 — success 🎉 literally the bestie outcome, everything slayed
• -EINVAL — fail to get the log level 😭 something went wrong on the level-getting front
• -EFAULT — fail to copy the result back to userspace 🙈 the copy-back did NOT eat, sorry

no cap, that's the whole list — success, -EINVAL, and -EFAULT. don't go making up extra ones 💅

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🌸 DESCRIPTION 🌸

so what this actually does: it retrieves the log level and the log type of the telemetry ✨ that's the whole assignment, and honestly she ate.

and the info it hands you? it's a struct pfrt_log_info 🫶 like, that's the container, that's the shape of the data, periodt.

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🧚 SEE ALSO 🧚

the little family of related things — go look at these, they're all main character energy in their own way:

• Kernel file ./include/uapi/linux/pfrut.h
• PFRU_IOC_SET_REV(9)
• PFRU_IOC_STAGE(9)
• PFRU_IOC_ACTIVATE(9)
• PFRU_IOC_STAGE_ACTIVATE(9)
• PFRU_IOC_QUERY_CAP(9)
• struct pfru_payload_hdr(9)
• struct pfru_update_cap_info(9)
• struct pfru_com_buf_info(9)
• struct pfru_updated_result(9)
• struct pfrt_log_data_info(9)
• struct pfrt_log_info(9)
• PFRT_LOG_IOC_SET_INFO(9)
• PFRT_LOG_IOC_GET_DATA_INFO(9)

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and that's the page, bestie!! 💖 source/version is ./include/uapi/linux, dated October 2026 — so like, mark your calendars, this manual page is a whole time capsule ⭐🌈 stay slay, go read your ioctls 🎀