xdr_item_is_absent(9)

💅 xdr_item_is_absent(9)

okay so real talk bestie, this is a page from the Kernel API Manual and it's about <rainbow>xdr_item_is_absent</rainbow> — the little guy whose whole job is symbolically handling XDR discriminators. yes that's the entire personality. iconic behavior honestly ✨

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🎀 NAME 🎀

xdr_item_is_absent — symbolically handle XDR discriminators 🦋

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✨ SYNOPSIS ✨

bool xdr_item_is_absent (const __be32 *p );

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🌸 ARGUMENTS 🌸

• p — pointer to undecoded discriminator. it's undecoded, bestie, so don't go decoding it yourself, that's literally not your job 💅

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💖 RETURN 💖

• Returns true if the following XDR item is absent 🫶
• Returns false if the following XDR item is present 👑

like, that's it. that's the whole vibe check. no cap 🌈

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🔥 SEE ALSO 🔥

okay this list is a moment, so buckle up 🍓

Kernel file ./include/linux/sunrpc/xdr.h, plus these absolute legends:

• xdr_set_scratch_buffer(9)
• xdr_set_scratch_folio(9)
• xdr_reset_scratch_buffer(9)
• xdr_commit_encode(9)
• xdr_stream_remaining(9)
• xdr_align_size(9)
• xdr_pad_size(9)
• xdr_stream_encode_item_present(9)
• xdr_stream_encode_item_absent(9)
• xdr_encode_bool(9)
• xdr_stream_encode_bool(9)
• xdr_stream_encode_u32(9)
• xdr_stream_encode_be32(9)
• xdr_stream_encode_u64(9)
• xdr_stream_encode_opaque_inline(9)
• xdr_stream_encode_opaque_fixed(9)
• xdr_stream_encode_opaque(9)
• xdr_stream_encode_uint32_array(9)
• xdr_item_is_present(9)
• xdr_stream_decode_bool(9)
• xdr_stream_decode_u32(9)
• xdr_stream_decode_be32(9)
• xdr_stream_decode_u64(9)
• xdr_stream_decode_opaque_fixed(9)
• xdr_stream_decode_opaque_inline(9)
• xdr_stream_decode_uint32_array(9)

the way this page has so many friends and yet xdr_item_is_present(9) is right there in the list serving opposites-attract energy 😭💜

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ngl if you needed this page you're probably deep in sunrpc code and honestly? proud of you. go drink some water 💀💖

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mwah 💋 that's the whole page — brought to you by the fine folks at ./include/linux/sunrpc, dated October 2026, from the xdr_item_is_absent(9) files. slay, stay safe, and always check your discriminators 🧚‍♀️⭐