e1000_check_for_bit_vf(9)

💅 e1000_check_for_bit_vf — a Kernel API Manual moment 💅

okay so bestie, welcome to the e1000_check_for_bit_vf(9) page from the Kernel API Manual ✨ this is the little corner of the kernel that checks whether a status bit got set, and honestly? it's giving quiet main character energy 🎀

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🌸 NAME 🌸

e1000_check_for_bit_vf — literally the function that determines if a status bit was set 💖

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✨ SYNOPSIS ✨

s32 e1000_check_for_bit_vf (struct e1000_hw *hw , u32 mask );

the way it returns an s32, no cap 🫶

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🦋 ARGUMENTS 🦋

• hw — pointer to the HW structure. yeah, the whole hardware situation, we love her 👑
• mask — the bitmask for the bits to be tested and cleared. so like, which bits we're looking at and which ones get wiped after, iykyk 🌈

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💜 DESCRIPTION 💜

so what this function does is check for the read-to-clear bits inside the V2P mailbox 🎀 that's it, that's the whole vibe. read-to-clear, meaning the act of reading is what clears them — lowkey iconic behavior fr fr ✨

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🔥 SEE ALSO 🔥

• Kernel file ./drivers/net/ethernet/intel/igbvf/mbx.c — go read it, bestie 📖
• e1000_poll_for_msg(9)
• e1000_poll_for_ack(9)
• e1000_read_posted_mbx(9)
• e1000_write_posted_mbx(9)
• e1000_read_v2p_mailbox(9)
• e1000_check_for_msg_vf(9)
• e1000_check_for_ack_vf(9)
• e1000_check_for_rst_vf(9)
• e1000_obtain_mbx_lock_vf(9)
• e1000_write_mbx_vf(9)
• e1000_read_mbx_vf(9)
• e1000_init_mbx_params_vf(9)

like a whole friend group of mailbox functions, we stan a supportive squad 💅🦋

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and that's the page!! 🌟 source/version is ./drivers/net/ethernet/intel/i... and the date is October 2026, with the good old e1000_check_for_bit_vf(9) tag riding along at the bottom. mwah 💋 go check those bits, bestie 🫶🎀✨