rpcrdma_wc_receive(9)

💖 rpcrdma_wc_receive(9) 💖

okay bestie, welcome to the Kernel API Manual ✨ this little page is all about rpcrdma_wc_receive, and honestly? it's a whole vibe. let's get into it 🫶

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🌸 NAME 🌸

rpcrdma_wc_receive — this one gets invoked by the RDMA provider for each and every polled Receive WC 🎀 like, every single one, no skips, no cap.

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✨ SYNOPSIS ✨

void rpcrdma_wc_receive (struct ib_cq *cq , struct ib_wc *wc );

that's it. that's the whole signature. short, sweet, iconic 👑

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🦋 ARGUMENTS 🦋

• cq — the completion queue 💅 yeah, that one. the CQ.
• wc — the WCE for a completed Receive WR 🌸 it's giving "work completion entry for a receive work request," and honestly? obsessed.

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🎀 SEE ALSO 🎀

so like, if you wanna go down the rabbit hole (and you do), here's the whole friend group 💖 first up, the kernel file: ./net/sunrpc/xprtrdma/verbs.c — that's where the magic lives, iykyk ✨

• rpcrdma_flush_disconnect(9)
• rpcrdma_wc_send(9)
• rpcrdma_cm_event_handler(9)
• rpcrdma_xprt_connect(9)
• rpcrdma_xprt_disconnect(9)
• rpcrdma_sendctx_get_locked(9)
• rpcrdma_sendctx_unget_locked(9)
• rpcrdma_sendctx_put_locked(9)
• rpcrdma_mrs_refresh(9)
• rpcrdma_req_create(9)
• rpcrdma_req_setup(9)
• rpcrdma_rep_put(9)
• rpcrdma_buffer_create(9)
• rpcrdma_req_destroy(9)
• rpcrdma_mrs_destroy(9)
• rpcrdma_buffer_destroy(9)
• rpcrdma_mr_get(9)
• rpcrdma_reply_put(9)
• rpcrdma_buffer_get(9)
• rpcrdma_buffer_put(9)
• rpcrdma_regbuf_realloc(9)
• __rpcrdma_regbuf_dma_map(9)
• rpcrdma_post_recvs(9)

like, that's the whole squad 😭🫶 go read them too, they ate 💅

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ngl this one's short but it's important — a receive work completion doesn't just vibe-check itself, somebody's gotta be invoked for it 🔥

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and that's the page, bestie 💜 brought to you by the source tree ./net/sunrpc/xprtrdma, dated October 2026, straight out of the Kernel API Manual. periodt. 🌈⭐🍓