flush_sndbuf_sync(9)

💖 flush_sndbuf_sync(9) — Kernel API Manual 💖

🌸 NAME 🌸

flush_sndbuf_sync — flush send buffer and wait for completion. that’s the whole name vibe, periodt 🎀

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✨ SYNOPSIS ✨

okay bestie, the signature is literally this:

void flush_sndbuf_sync (struct hvc_iucv_private *priv );

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🎀 ARGUMENTS 🎀

• priv — Pointer to struct hvc_iucv_private instance. yes, that exact one 🫶

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💅 DESCRIPTION 💅

here’s the tea: the routine cancels a pending sndbuf work, calls hvc_iucv_send to flush any buffered terminal output data, and waits for completion. lowkey iconic, highkey useful, no cap 💅✨

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🦋 SEE ALSO 🦋

Kernel file ./drivers/tty/hvc/hvc_iucv.c — and here’s the whole friend group, in order:

• hvc_iucv_get_private(9)
• alloc_tty_buffer(9)
• destroy_tty_buffer(9)
• destroy_tty_buffer_list(9)
• hvc_iucv_write(9)
• hvc_iucv_get_chars(9)
• hvc_iucv_queue(9)
• hvc_iucv_send(9)
• hvc_iucv_sndbuf_work(9)
• hvc_iucv_put_chars(9)
• hvc_iucv_notifier_add(9)
• hvc_iucv_cleanup(9)
• tty_outqueue_empty(9)
• hvc_iucv_hangup(9)
• hvc_iucv_notifier_hangup(9)
• hvc_iucv_dtr_rts(9)
• hvc_iucv_notifier_del(9)
• hvc_iucv_filter_connreq(9)
• hvc_iucv_path_pending(9)
• hvc_iucv_path_severed(9)
• hvc_iucv_msg_pending(9)
• hvc_iucv_msg_complete(9)
• hvc_iucv_alloc(9)
• hvc_iucv_destroy(9)
• hvc_iucv_parse_filter(9)
• hvc_iucv_setup_filter(9)
• param_set_vmidfilter(9)
• param_get_vmidfilter(9)
• hvc_iucv_init(9)
• hvc_iucv_config(9)

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source/version: ./drivers/tty/hvc · date: October 2026 — byeee bestie, go flush something cute 💖✨