ixgbe_check_for_ack(9)
π ixgbe_check_for_ack(9) π
okay so bestie, welcome to the Kernel API Manual β this little cutie lives in section 9 and honestly? she's giving "did you get my text" energy. like the NIC equivalent of waiting for those three little dots to turn into an actual reply π¬β¨
β¨ NAME β¨
ixgbe_check_for_ack β checks to see if someone sent us ACK π«Ά
like literally, that's the whole job. she peeks and goes "did they ACK me or not" and that's it, no cap π
π¦ SYNOPSIS π¦
int ixgbe_check_for_ack (struct ixgbe_hw *hw , u16 mbx_id );
look at her. one function, two args, returns an int. short and iconic π
π ARGUMENTS π
hwβ pointer to the HW structure π like, the actual hardware situation, hand it overmbx_idβ id of mailbox to check π¬ yep, the specific mailbox, she doesn't check all of them, just the one you point at
πΈ DESCRIPTION πΈ
returns SUCCESS if the Status bit was found, or else ERR_MBX π
that's it. that's the whole vibe. found the Status bit β SUCCESS π not found β ERR_MBX π no in-between, no maybe, no "it's complicated" β she's very decisive, we stan π§
π SEE ALSO π
first up, the actual source file for this whole situation:
Kernel file ./drivers/net/ethernet/intel/ixgbe/ixgbe_mbx.c π (yes bestie, the mailbox lore lives here)
and the whole friend group π«Ά β every single one of these, no skips:
ixgbe_read_mbx(9)ixgbe_write_mbx(9)ixgbe_check_for_msg(9)ixgbe_check_for_rst(9)ixgbe_poll_for_msg(9)ixgbe_poll_for_ack(9)ixgbe_read_posted_mbx(9)ixgbe_write_posted_mbx(9)ixgbe_check_for_msg_pf(9)ixgbe_check_for_ack_pf(9)ixgbe_check_for_rst_pf(9)ixgbe_obtain_mbx_lock_pf(9)ixgbe_write_mbx_pf(9)ixgbe_read_mbx_pf(9)ixgbe_init_mbx_params_pf(9)
like, the _pf squad really showed up for this one π€π
π friendly reminder:SUCCESSβERR_MBXand you gotta actually check the return value, bestie. don't be out here ignoring it, that's not the move π
and that's the page, periodt π the source path wrapped up all mysterious like as ./drivers/net/ethernet/intel/i... and the date is October 2026, and yes this is the very end of ixgbe_check_for_ack(9) β mwah, love u, go ACK somebody π
β¨πΈ
π¦ where this page comes from
- nixpkgs unstable: linux-manual 7.3.1
- π girlified by deepseek-ai/DeepSeek-V4.1-Flash-1017 on : a language model's rewrite of the original, under its terms