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c3e9c04b89
Stable bugfixes: - Revalidate "." and ".." correctly on open - Avoid RCU usage in tracepoints - Fix ugly referral attributes - Fix a typo in nomigration mount option - Revert "NFS: Move the flock open mode check into nfs_flock()" Features: - Implement a stronger send queue accounting system for NFS over RDMA - Switch some atomics to the new refcount_t type Other bugfixes and cleanups: - Clean up access mode bits - Remove special-case revalidations in nfs_opendir() - Improve invalidating NFS over RDMA memory for async operations that time out - Handle NFS over RDMA replies with a worqueue - Handle NFS over RDMA sends with a workqueue - Fix up replaying interrupted requests - Remove dead NFS over RDMA definitions - Update NFS over RDMA copyright information - Be more consistent with bool initialization and comparisons - Mark expected switch fall throughs - Various sunrpc tracepoint cleanups - Fix various OPEN races - Fix a typo in nfs_rename() - Use common error handling code in nfs_lock_and_join_request() - Check that some structures are properly cleaned up during net_exit() - Remove net pointer from dprintk()s -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEEnZ5MQTpR7cLU7KEp18tUv7ClQOsFAloPWGwACgkQ18tUv7Cl QOtMVhAAufCkDxqO2lmDH+0JyYUKMcoOMYtI8s2J1HrbEzTW/dVtI28fPAKEEd4m 2JjNqnO516Jiv+g3E6eO4uunZRb4IB3AYT6YaTwmBFE+l7tpMdPb1xybOBP02Hji Y29kzLXwxxvnoxEqFalzCzV2BeRb2kAw6mayY9FxH6AfiEEQZfmxLCYgVuYa2jTC Z/B5E0GxAf28Aj0bIP8lLKbOkFijo851DB88UffEOZQGKUDlAd3GNUSSHb81Rj0N 4ef7bKoGylkIpZ1PdTChdG1+RKqud02zrmQfmEwXui3eUwhOWy8hrKloNykqR5sj pgoDz79euAq4TDVyQKtutnbvVxfCcBeMYAXZhXkZLVcl+39in0kuLj4SxU5AmDhf ErnthG4W7jsLMM96kMvSTaoh4uwioviG1KmZfvuvUoMBSwtiX18hFTWtFKRD6x9e PNOqBdh8nkKYEFbEO4ksfYaWZJ5AuyFIQiIpj1gm+7sf039oN/zEuPV+jaEJG0oa Ef9IqHrQbbCUFYFjpBENr3HjU3igTTaxQ5iq+VYl4zg1pw6m6JTojqZ6qtQzqOYS O3N1ygeShsW934z8QcWjtEyeUXIB3JF9vUS3gEBgWPDyCltGXyq4Cq6Lod4s4JCb pWGI6wJLX1Fg6nq7cj0S4Or3QBgz2q8ZyBxssamhdvON/Ef5ccI= =2Zc1 -----END PGP SIGNATURE----- Merge tag 'nfs-for-4.15-1' of git://git.linux-nfs.org/projects/anna/linux-nfs Pull NFS client updates from Anna Schumaker: "Stable bugfixes: - Revalidate "." and ".." correctly on open - Avoid RCU usage in tracepoints - Fix ugly referral attributes - Fix a typo in nomigration mount option - Revert "NFS: Move the flock open mode check into nfs_flock()" Features: - Implement a stronger send queue accounting system for NFS over RDMA - Switch some atomics to the new refcount_t type Other bugfixes and cleanups: - Clean up access mode bits - Remove special-case revalidations in nfs_opendir() - Improve invalidating NFS over RDMA memory for async operations that time out - Handle NFS over RDMA replies with a worqueue - Handle NFS over RDMA sends with a workqueue - Fix up replaying interrupted requests - Remove dead NFS over RDMA definitions - Update NFS over RDMA copyright information - Be more consistent with bool initialization and comparisons - Mark expected switch fall throughs - Various sunrpc tracepoint cleanups - Fix various OPEN races - Fix a typo in nfs_rename() - Use common error handling code in nfs_lock_and_join_request() - Check that some structures are properly cleaned up during net_exit() - Remove net pointer from dprintk()s" * tag 'nfs-for-4.15-1' of git://git.linux-nfs.org/projects/anna/linux-nfs: (62 commits) NFS: Revert "NFS: Move the flock open mode check into nfs_flock()" NFS: Fix typo in nomigration mount option nfs: Fix ugly referral attributes NFS: super: mark expected switch fall-throughs sunrpc: remove net pointer from messages nfs: remove net pointer from messages sunrpc: exit_net cleanup check added nfs client: exit_net cleanup check added nfs/write: Use common error handling code in nfs_lock_and_join_requests() NFSv4: Replace closed stateids with the "invalid special stateid" NFSv4: nfs_set_open_stateid must not trigger state recovery for closed state NFSv4: Check the open stateid when searching for expired state NFSv4: Clean up nfs4_delegreturn_done NFSv4: cleanup nfs4_close_done NFSv4: Retry NFS4ERR_OLD_STATEID errors in layoutreturn pNFS: Retry NFS4ERR_OLD_STATEID errors in layoutreturn-on-close NFSv4: Don't try to CLOSE if the stateid 'other' field has changed NFSv4: Retry CLOSE and DELEGRETURN on NFS4ERR_OLD_STATEID. NFS: Fix a typo in nfs_rename() NFSv4: Fix open create exclusive when the server reboots ...
33 lines
1.0 KiB
C
33 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Helper routines for the NFS client caches
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*
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* Copyright (c) 2009 Trond Myklebust <Trond.Myklebust@netapp.com>
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*/
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#include <linux/completion.h>
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#include <linux/sunrpc/cache.h>
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#include <linux/atomic.h>
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/*
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* Deferred request handling
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*/
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struct nfs_cache_defer_req {
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struct cache_req req;
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struct cache_deferred_req deferred_req;
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struct completion completion;
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refcount_t count;
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};
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extern int nfs_cache_upcall(struct cache_detail *cd, char *entry_name);
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extern struct nfs_cache_defer_req *nfs_cache_defer_req_alloc(void);
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extern void nfs_cache_defer_req_put(struct nfs_cache_defer_req *dreq);
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extern int nfs_cache_wait_for_upcall(struct nfs_cache_defer_req *dreq);
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extern int nfs_cache_register_net(struct net *net, struct cache_detail *cd);
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extern void nfs_cache_unregister_net(struct net *net, struct cache_detail *cd);
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extern int nfs_cache_register_sb(struct super_block *sb,
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struct cache_detail *cd);
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extern void nfs_cache_unregister_sb(struct super_block *sb,
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struct cache_detail *cd);
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