iscsi_tcp_task_xmit(9)

🦋 iscsi_tcp_task_xmit(9) — the Kernel API Manual ✨

okay so bestie, welcome to the section 9 glow-up of iscsi_tcp_task_xmit 💅 this one lives in the Kernel API Manual and it's all about shipping a normal PDU task out the door. short page, but she's iconic in her own lowkey way 🎀

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🌸 NAME 🌸

iscsi_tcp_task_xmit — xmit normal PDU task 💌

✨ SYNOPSIS ✨

int iscsi_tcp_task_xmit (struct iscsi_task *task );

like, that's the whole vibe. one function, one argument, one int coming back at you 🫶

🧚 ARGUMENTS 🧚

• task — the iscsi command task. that's her. that's the one you're transmitting. main character energy fr fr 👑

💖 DESCRIPTION 💖

so here's the tea ☕ — the caller is expecting certain things back from you, and ngl you have to deliver:

• return 0 when everything was transmitted successfully ✅ slay, we love a clean finish
• return -EAGAIN if there's still data sitting in the queue 👀 like, not done yet bestie, come back later
• return != 0 for any other kind of error 😭 that's the catch-all "something went sideways" bucket

no cap, those return values are the whole contract — don't get cute with them 💀

🔥 SEE ALSO 🔥

the kernel file is ./drivers/scsi/libiscsi_tcp.c and honestly the whole friend group shows up here, so let's give them their moment 🌈:

• iscsi_tcp_segment_init_sg(9)
• iscsi_tcp_segment_map(9)
• iscsi_tcp_segment_done(9)
• iscsi_tcp_segment_recv(9)
• iscsi_tcp_hdr_recv_prep(9)
• iscsi_tcp_cleanup_task(9)
• iscsi_tcp_data_in(9)
• iscsi_tcp_r2t_rsp(9)
• iscsi_tcp_hdr_dissect(9)
• iscsi_tcp_hdr_recv_done(9)
• iscsi_tcp_recv_segment_is_hdr(9)
• iscsi_tcp_recv_skb(9)
• iscsi_tcp_task_init(9)

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and that's the page, bestie 🫶 she comes to you from ./drivers/scsi in the October 2026 era of the Kernel API Manual — go forth and transmit responsibly 💜✨