virtsnd_pcm_rx_notify_cb(9)

💖 virtsnd_pcm_rx_notify_cb — bestie's guide to the kernel API manual ✨

okay so picture this: a virtsnd_pcm_rx_notify_cb(9) page just dropped and we are reading her. it's from the Kernel API Manual, and honestly? she's short, she's sweet, she handles your RX messages. slay.

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🎀 NAME 🎀

virtsnd_pcm_rx_notify_cb — process all completed RX messages. that's it. that's the whole job. she takes the finished ones and she deals with them 💅

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✨ SYNOPSIS ✨

void virtsnd_pcm_rx_notify_cb (struct virtqueue *vqueue );

no return value bestie, she's void, she simply does her thing and ghosts 🦋

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🌸 ARGUMENTS 🌸

• vqueue — the underlying rx virtqueue. like, the actual queue underneath all the vibes. that's what you're handing her 🫶

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💜 CONTEXT 💜

Interrupt context. yes, this is an interrupt-context function — it's giving "running while the kernel is mid-interrupt," so no cap, know where you are when you call her 😭

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🦋 SEE ALSO 🦋

literally the whole friend group, all in the kernel file ./sound/virtio/virtio_pcm_msg.c:

• struct virtio_pcm_msg(9)
• enum pcm_msg_sg_index(9)
• virtsnd_pcm_sg_num(9)
• virtsnd_pcm_sg_from(9)
• virtsnd_pcm_msg_alloc(9)
• virtsnd_pcm_msg_free(9)
• virtsnd_pcm_msg_send(9)
• virtsnd_pcm_msg_pending_num(9)
• virtsnd_pcm_msg_complete(9)
• virtsnd_pcm_notify_cb(9)
• virtsnd_pcm_tx_notify_cb(9)
• virtsnd_pcm_ctl_msg_alloc(9)

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💀 reminder that all of these live under ./sound/virtio — iykyk, and now you do too 🧚

and that's the page!! so iconic, so brief. this little cutie comes to you from ./sound/virtio, dated October 2026, and she's filed under virtsnd_pcm_rx_notify_cb(9) fr fr — mwah, go read the source bestie 💖✨🎀