nfs_expire_..._delegations(9)

💅 nfs_expire_..._delegations(9) 💅

okay so bestie, welcome to the Kernel API Manual — yes, that manual, the one that lives in the kernel tree and is lowkey iconic. sit down, hydrate, and let's talk about delegation expiry 🫶

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✨ NAME ✨

nfs_expire_unreferenced_delegations — the function that eliminates unused delegations. it's giving cleanup queen, it's giving "if nobody's using it, it's out". periodt 🧹✨

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🌸 SYNOPSIS 🌸

void nfs_expire_unreferenced_delegations (struct nfs_client *clp );

no cap, that's the whole signature. it returns void, so it hands nothing back — it just Does The Thing and moves on. main character energy fr fr 💅

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🦋 ARGUMENTS 🦋

• clp — the nfs_client to process 💖 this is the nfs_client you're handing over so it can get the delegation-expiry treatment. one argument, one job, slay.

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🎀 SEE ALSO 🎀

okay so this is the part where the manpage just absolutely dumps the whole friend group on you, and honestly? obsessed. it links a kernel file and a whole roster of friends. here's every single one, no skipping, iykyk 👑

Kernel file ./fs/nfs/delegation.c

and the delegation squad, in order:

• nfs_mark_delegation_referenced(9)
• nfs4_have_delegation(9)
• nfs_inode_reclaim_delegation(9)
• nfs_inode_set_delegation(9)
• nfs_client_return_marked_delegations(9)
• nfs_inode_evict_delegation(9)
• nfs4_inode_return_delegation(9)
• nfs4_inode_set_return_delegation_on_close(9)
• nfs4_inode_return_delegation_on_close(9)
• nfs4_inode_make_writeable(9)
• nfs_expire_all_delegations(9)
• nfs_server_return_all_delegations(9)
• nfs_remove_bad_delegation(9)
• nfs_async_inode_return_delegation(9)
• nfs_delegation_find_inode(9)
• nfs_delegation_mark_reclaim(9)
• nfs_delegation_reap_unclaimed(9)
• nfs_mark_test_expired_all_delegations(9)
• nfs_test_expired_all_delegations(9)
• nfs_reap_expired_delegations(9)
• nfs_delegations_present(9)
• nfs4_refresh_delegation_stateid(9)
• nfs4_copy_delegation_stateid(9)
• nfs4_delegation_flush_on_close(9)

like, that's the whole group chat and every single one of them is a real one 😭💜

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that's the page, bestie!! this one came from source ./fs/nfs, dated October 2026, and it's filed under the manual name Kernel API Manual — so when you're citing it, that's the vibe check info you need. go forth and expire those unreferenced delegations 🌈⭐🎀