e1000e_check..._serdes_link(9)

🦋 e1000e_check_for_serdes_link — the manual page, but make it make sense ✨

okay so bestie, you found the manual page for e1000e_check_for_serdes_link(9) from the Kernel API Manual and honestly? it's a tiny little icon and i'm obsessed. it's short, it's sweet, it does exactly one job. let's get into it 💅

---

🌸 NAME 🌸

e1000e_check_for_serdes_link — check for link, but the Serdes kind, no cap 🫶

---

⭐ SYNOPSIS ⭐

s32 e1000e_check_for_serdes_link (struct e1000_hw *hw );

that's it. that's the whole vibe. one argument, returns an s32. clean, minimal, main character energy 💜

---

🎀 ARGUMENTS 🎀

• hw — a pointer to the HW structure. like, the whole hardware situation. that's what you're handing over ✨

---

🔥 DESCRIPTION 🔥

so what does it do? it checks for link up on the hardware. literally that. it's doing a vibe check on your link status 🔍

and then here's the plot twist: if link is not up and we have a signal, then we need to force link up. not me having to intervene manually 😭 the hardware said "no link" but the signal said "girl i'm right here" so we force it. periodt.

ngl it's giving "i'm not asking, i'm telling you to be up" energy 💀

---

🌈 SEE ALSO 🌈

okay this is the part where the page just starts name-dropping the entire friend group. buckle up 🎢

first off, the file itself lives here:

• ./drivers/net/ethernet/intel/e1000e/mac.c

and then, in the order the page lists them (don't come for me, i'm being faithful to the source 🔥):

• e1000e_get_bus_info_pcie(9)
• e1000_set_lan_id_multi_port_pcie(9)
• e1000_set_lan_id_single_port(9)
• e1000_clear_vfta_generic(9)
• e1000_write_vfta_generic(9)
• e1000e_init_rx_addrs(9)
• e1000_check_alt_mac_addr_generic(9)
• e1000e_rar_set_generic(9)
• e1000_hash_mc_addr(9)
• e1000e_update_mc_addr_list_generic(9)
• e1000e_clear_hw_cntrs_base(9)
• e1000e_check_for_copper_link(9)
• e1000e_check_for_fiber_link(9)
• e1000_set_default_fc_generic(9)
• e1000e_setup_link_generic(9)
• e1000_commit_fc_settings_generic(9)
• e1000_poll_fiber_serdes_link_generic(9)
• e1000e_setup_fiber_serdes_link(9)
• e1000e_config_collision_dist_generic(9)
• e1000e_set_fc_watermarks(9)
• e1000e_force_mac_fc(9)
• e1000e_config_fc_after_link_up(9)
• e1000e_get_speed_and_duplex_copper(9)
• e1000e_get_speed_and_duplex_fiber_serdes(9)
• e1000e_get_hw_semaphore(9)
• e1000e_put_hw_semaphore(9)
• e1000e_get_auto_rd_done(9)
• e1000e_valid_led_default(9)
• e1000e_id_led_init_generic(9)
• e1000e_setup_led_generic(9)
• e1000e_cleanup_led_generic(9)
• e1000e_blink_led_generic(9)
• e1000e_led_on_generic(9)
• e1000e_led_off_generic(9)
• e1000e_set_pcie_no_snoop(9)
• e1000e_disable_pcie_master(9)
• e1000e_reset_adaptive(9)
• e1000e_update_adaptive(9)

like i said. the whole group chat. every single one of them made it 💀💖

---

🧚 tiny sign-off 🧚

this page comes to you from ./drivers/net/ethernet/intel/e... (the path got a little truncated in the footer, we don't gatekeep, we move on), dated October 2026, and labeled e1000e_check..._serdes_link(9) — which, bestie, is literally the same title but with the middle scooped out for the layout. it's giving the same girl with a different wig 💇‍♀️

love u, go check your links, stay slay 🌸💅✨