chp_update_desc(9)

💅 chp_update_desc(9) 💅

okay so welcome to the Kernel API Manual corner of the group chat, bestie — we're talking about chp_update_desc today and it's lowkey iconic. ✨

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🌸 NAME 🌸

chp_update_desc — update channel-path description. That's the whole vibe, fr fr. 💖

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✨ SYNOPSIS ✨

the signature is giving exactly this, no cap:

int chp_update_desc (struct channel_path *chp );

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🎀 ARGUMENTS 🎀

• chp — the channel-path. Like, the channel-path in question, periodt. 🦋

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🦋 DESCRIPTION 🦋

this one updates the channel-path description of the specified channel-path, including the channel measurement related information too — obsessed. 💅 it returns 0 on success, and non-zero otherwise, fr fr. 🫶

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🔥 SEE ALSO 🔥

Kernel file: ./drivers/s390/cio/chp.c — also go peek at these:

• chp_get_sch_opm(9)
• chp_is_registered(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)

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mwah 💖 this page is sourced from ./drivers/s390/cio and dated October 2026 — bye bestie! 🫶🎀