mlx5_ctrl_irq_release(9)

💅 mlx5_ctrl_irq_release — like, the whole vibe

okay so bestie, welcome to the mlx5_ctrl_irq_release(9) page — yes it's a section 9 kernel API manual page, yes it's a whole era, and yes you're gonna understand it. this one lives in the Kernel API Manual and it's short and sweet, so let's go 🎀

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✨ NAME ✨

mlx5_ctrl_irq_release — release a ctrl IRQ back to the system.

literally that's the whole job. it gives a ctrl IRQ back to the system. no cap. 🫶

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✨ SYNOPSIS ✨

void mlx5_ctrl_irq_release (struct mlx5_core_dev *dev , struct mlx5_irq
*ctrl_irq );

notice the return type? it's void — she returns nothing, she just does the thing and leaves. main character energy honestly 👑

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✨ ARGUMENTS ✨

• dev — the mlx5 device that's releasing the IRQ. like, the device doing the releasing. that one. 💖
• ctrl_irq — the ctrl IRQ that's about to be released. this is the IRQ in question, the one getting sent back to the system 🦋

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✨ SEE ALSO ✨

go look at the kernel file, she's right here:

./drivers/net/ethernet/mellanox/mlx5/core/pci_irq.c

and then the whole friend group of related calls — iykyk:

• mlx5_get_default_msix_vec_count(9)
• mlx5_set_msix_vec_count(9)
• mlx5_ctrl_irq_request(9)
• mlx5_irq_request(9)
• mlx5_irq_release_vector(9)
• mlx5_irq_request_vector(9)

fr fr if you're releasing a ctrl IRQ you probably wanna know about requesting one too — that's why mlx5_ctrl_irq_request(9) is right there in the list, bestie. balance. 🌈

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🌸 the cute sign-off 🌸

this page came from ./drivers/net/ethernet/mellano... (that's the truncated source path, she got cut off mid-glow-up 😭), and it's dated October 2026 — so mark your calendars, this is the mlx5_ctrl_irq_release(9) era 💜✨ go release those IRQs responsibly, ily, bye 🧚