chp_is_registered(9)

💖 NAME 💖

okay so this is chp_is_registered(9), from the Kernel API Manual — and it's literally here to check if a channel-path is registered. ✨

🌸 SYNOPSIS 🌸

int chp_is_registered (struct chp_id chpid );

🎀 ARGUMENTS 🎀

• chpid — channel-path ID. That's the one you hand over so the function knows which channel-path you're asking about 💅

🦋 DESCRIPTION 🦋

It returns non-zero if a channel-path with the given chpid is registered, and zero otherwise. No cap, that's the whole vibe check: non-zero = registered, zero = not registered. 🫶

🔥 SEE ALSO 🔥

• Kernel file ./drivers/s390/cio/chp.c
• chp_get_sch_opm(9)
• chp_update_desc(9)
• chp_new(9)
• chp_get_chp_desc(9)
• chp_process_crw(9)
• chp_info_get_status(9)
• chp_cfg_schedule(9)
• chp_cfg_cancel_deconfigure(9)

okay bye bestie 💋 source/version: ./drivers/s390/cio; date: October 2026 — iconic, periodt. 🌈