| /linux/include/linux/ |
| H A D | filelock.h | 29 struct file_lock;
33 void (*fl_copy_lock)(struct file_lock *, struct file_lock *);
34 void (*fl_release_private)(struct file_lock *);
41 void (*lm_notify)(struct file_lock *); /* unblock callback */
42 int (*lm_grant)(struct file_lock *, int);
43 bool (*lm_lock_expirable)(struct file_lock *cfl);
113 struct file_lock { struct
166 static inline bool lock_is_unlock(struct file_lock *fl) in lock_is_unlock()
171 static inline bool lock_is_read(struct file_lock *fl) in lock_is_read()
176 static inline bool lock_is_write(struct file_lock *fl) in lock_is_write()
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| H A D | dlm_plock.h | 11 int cmd, struct file_lock *fl);
13 struct file_lock *fl);
15 struct file_lock *fl);
17 struct file_lock *fl);
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| /linux/fs/ |
| H A D | locks.c | 72 static struct file_lock *file_lock(struct file_lock_core *flc) in file_lock() function
74 return container_of(flc, struct file_lock, c); in file_lock()
273 struct file_lock *locks_alloc_lock(void) in locks_alloc_lock()
275 struct file_lock *fl = kmem_cache_zalloc(filelock_cache, GFP_KERNEL); in locks_alloc_lock()
296 void locks_release_private(struct file_lock *fl) in locks_release_private()
350 void locks_free_lock(struct file_lock *fl) in locks_free_lock()
372 locks_free_lock(file_lock(flc)); in locks_dispose_list()
388 void locks_init_lock(struct file_lock *fl) in locks_init_lock()
390 memset(fl, 0, sizeof(struct file_lock)); in locks_init_lock()
405 void locks_copy_conflock(struct file_lock *new, struct file_lock *fl) in locks_copy_conflock()
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| /linux/fs/ocfs2/ |
| H A D | locks.c | 24 int cmd, struct file_lock *fl) in ocfs2_do_flock()
40 struct file_lock request; in ocfs2_do_flock()
82 static int ocfs2_do_funlock(struct file *file, int cmd, struct file_lock *fl) in ocfs2_do_funlock()
98 int ocfs2_flock(struct file *file, int cmd, struct file_lock *fl) in ocfs2_flock()
116 int ocfs2_lock(struct file *file, int cmd, struct file_lock *fl) in ocfs2_lock()
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| H A D | locks.h | 13 int ocfs2_flock(struct file *file, int cmd, struct file_lock *fl);
14 int ocfs2_lock(struct file *file, int cmd, struct file_lock *fl);
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| /linux/fs/lockd/ |
| H A D | clntproc.c | 30 static int nlmclnt_test(struct nlm_rqst *, struct file_lock *);
31 static int nlmclnt_lock(struct nlm_rqst *, struct file_lock *);
32 static int nlmclnt_unlock(struct nlm_rqst *, struct file_lock *);
34 static void nlmclnt_locks_init_private(struct file_lock *fl, struct nlm_host *host);
35 static int nlmclnt_cancel(struct nlm_host *, int , struct file_lock *);
129 static void nlmclnt_setlockargs(struct nlm_rqst *req, struct file_lock *fl) in nlmclnt_setlockargs()
162 int nlmclnt_proc(struct nlm_host *host, int cmd, struct file_lock *fl, void *data) in nlmclnt_proc()
432 nlmclnt_test(struct nlm_rqst *req, struct file_lock *fl) in nlmclnt_test()
465 static void nlmclnt_locks_copy_lock(struct file_lock *new, struct file_lock *fl) in nlmclnt_locks_copy_lock()
474 static void nlmclnt_locks_release_private(struct file_lock *fl) in nlmclnt_locks_release_private()
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| H A D | clntlock.c | 88 void nlmclnt_prepare_block(struct nlm_wait *block, struct nlm_host *host, struct file_lock *fl) in nlmclnt_prepare_block()
163 const struct file_lock *fl = &lock->fl; in nlmclnt_grant()
174 struct file_lock *fl_blocked = block->b_lock; in nlmclnt_grant()
232 struct file_lock *fl, *next; in reclaimer()
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| H A D | svcsubs.c | 74 int lock_to_openmode(struct file_lock *lock) in lock_to_openmode()
179 static int nlm_unlock_files(struct nlm_file *file, const struct file_lock *fl) in nlm_unlock_files()
181 struct file_lock lock; in nlm_unlock_files()
212 struct file_lock *fl; in nlm_traverse_locks()
267 struct file_lock *fl; in nlm_file_inuse()
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| H A D | svclock.c | 149 struct file_lock *fl; in nlmsvc_lookup_block()
409 void nlmsvc_locks_init_private(struct file_lock *fl, struct nlm_host *host, in nlmsvc_locks_init_private()
740 struct file_lock *fl = &block->b_call->a_args.lock.fl; in nlmsvc_cancel_blocked()
769 static int nlmsvc_grant_deferred(struct file_lock *fl, int result) in nlmsvc_grant_deferred()
808 nlmsvc_notify_blocked(struct file_lock *fl) in nlmsvc_notify_blocked()
995 struct file_lock *fl; in nlmsvc_grant_reply()
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| /linux/Documentation/filesystems/ |
| H A D | files.rst | 11 with a lock (files->file_lock) and reference count (files->count).
12 ->file_lock protected accesses to all the file related fields
61 3. For any update to the fd table, files->file_lock must
89 holding files->file_lock. If ->file_lock is dropped, then
95 spin_lock(&files->file_lock);
102 spin_unlock(&files->file_lock);
105 Since locate_fd() can drop ->file_lock (and reacquire ->file_lock),
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| H A D | locking.rst | 376 void (*fl_copy_lock)(struct file_lock *, struct file_lock *);
377 void (*fl_release_private)(struct file_lock *);
399 void (*lm_notify)(struct file_lock *); /* unblock callback */
400 int (*lm_grant)(struct file_lock *, struct file_lock *, int);
401 void (*lm_break)(struct file_lock *); /* break_lease callback */
402 int (*lm_change)(struct file_lock **, int);
403 bool (*lm_breaker_owns_lease)(struct file_lock *);
404 bool (*lm_lock_expirable)(struct file_lock *);
490 int (*lock) (struct file *, int, struct file_lock *);
494 int (*flock) (struct file *, int, struct file_lock *);
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| /linux/include/linux/lockd/ |
| H A D | lockd.h | 132 struct file_lock *b_lock; /* local file lock */
218 struct file_lock *fl);
225 int nlmclnt_reclaim(struct nlm_host *, struct file_lock *,
277 int lock_to_openmode(struct file_lock *);
291 void nlmsvc_locks_init_private(struct file_lock *, struct nlm_host *, pid_t);
382 static inline int nlm_compare_locks(const struct file_lock *fl1, in nlm_compare_locks()
383 const struct file_lock *fl2) in nlm_compare_locks()
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| H A D | bind.h | 81 extern int nlmclnt_proc(struct nlm_host *host, int cmd, struct file_lock *fl, void *data);
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| H A D | xdr4.h | 25 void nlm4svc_set_file_lock_range(struct file_lock *fl, u64 off, u64 len);
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| /linux/fs/ceph/ |
| H A D | locks.c | 34 static void ceph_fl_copy_lock(struct file_lock *dst, struct file_lock *src) in ceph_fl_copy_lock()
45 static void ceph_fl_release_lock(struct file_lock *fl) in ceph_fl_release_lock()
77 int cmd, u8 wait, struct file_lock *fl) in ceph_lock_message()
231 static int try_unlock_file(struct file *file, struct file_lock *fl) in try_unlock_file()
250 int ceph_lock(struct file *file, int cmd, struct file_lock *fl) in ceph_lock()
317 int ceph_flock(struct file *file, int cmd, struct file_lock *fl) in ceph_flock()
383 struct file_lock *lock; in ceph_count_locks()
406 struct file_lock *lock, in lock_to_ceph_filelock()
446 struct file_lock *lock; in ceph_encode_locks_to_buffer()
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| /linux/fs/afs/ |
| H A D | flock.c | 17 static void afs_fl_copy_lock(struct file_lock *new, struct file_lock *fl);
18 static void afs_fl_release_private(struct file_lock *fl);
92 struct file_lock *p, *_p; in afs_grant_locks()
113 struct file_lock *p, *_p, *next = NULL; in afs_next_locker()
159 struct file_lock *p; in afs_kill_lockers_enoent()
165 struct file_lock, fl_u.afs.link); in afs_kill_lockers_enoent()
451 static int afs_do_setlk(struct file *file, struct file_lock *fl) in afs_do_setlk()
701 static int afs_do_unlk(struct file *file, struct file_lock *fl) in afs_do_unlk()
722 static int afs_do_getlk(struct file *file, struct file_lock *fl) in afs_do_getlk()
764 int afs_lock(struct file *file, int cmd, struct file_lock *fl) in afs_lock()
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| /linux/include/trace/events/ |
| H A D | filelock.h | 64 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
69 __field(struct file_lock *, fl)
105 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
109 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
113 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
117 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
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| /linux/fs/dlm/ |
| H A D | plock.c | 28 struct file_lock flc;
29 int (*callback)(struct file_lock *fl, int result);
123 int cmd, struct file_lock *fl) in dlm_posix_lock()
242 struct file_lock *fl; in dlm_plock_callback()
243 struct file_lock *flc; in dlm_plock_callback()
244 int (*notify)(struct file_lock *fl, int result) = NULL; in dlm_plock_callback()
289 struct file_lock *fl) in dlm_posix_unlock()
360 struct file_lock *fl) in dlm_posix_cancel()
423 struct file_lock *fl) in dlm_posix_get()
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| /linux/fs/9p/ |
| H A D | vfs_file.c | 109 static int v9fs_file_lock(struct file *filp, int cmd, struct file_lock *fl) in v9fs_file_lock()
123 static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl) in v9fs_file_do_lock()
228 static int v9fs_file_getlock(struct file *filp, struct file_lock *fl) in v9fs_file_getlock()
293 static int v9fs_file_lock_dotl(struct file *filp, int cmd, struct file_lock *fl) in v9fs_file_lock_dotl()
324 struct file_lock *fl) in v9fs_file_flock_dotl()
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| /linux/drivers/misc/genwqe/ |
| H A D | card_dev.c | 37 spin_lock_irqsave(&cd->file_lock, flags); in genwqe_open_files()
39 spin_unlock_irqrestore(&cd->file_lock, flags); in genwqe_open_files()
48 spin_lock_irqsave(&cd->file_lock, flags); in genwqe_add_file()
50 spin_unlock_irqrestore(&cd->file_lock, flags); in genwqe_add_file()
57 spin_lock_irqsave(&cd->file_lock, flags); in genwqe_del_file()
59 spin_unlock_irqrestore(&cd->file_lock, flags); in genwqe_del_file()
264 spin_lock_irqsave(&cd->file_lock, flags); in genwqe_kill_fasync()
270 spin_unlock_irqrestore(&cd->file_lock, flags); in genwqe_kill_fasync()
280 spin_lock_irqsave(&cd->file_lock, flags); in genwqe_terminate()
285 spin_unlock_irqrestore(&cd->file_lock, flags); in genwqe_terminate()
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| /linux/drivers/fsi/ |
| H A D | fsi-sbefifo.c | 136 struct mutex file_lock; member
806 mutex_init(&user->file_lock); in sbefifo_user_open()
829 mutex_lock(&user->file_lock); in sbefifo_user_read()
864 mutex_unlock(&user->file_lock); in sbefifo_user_read()
883 mutex_lock(&user->file_lock); in sbefifo_user_write()
925 mutex_unlock(&user->file_lock); in sbefifo_user_write()
991 mutex_lock(&user->file_lock); in sbefifo_user_ioctl()
1000 mutex_unlock(&user->file_lock); in sbefifo_user_ioctl()
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| /linux/io_uring/ |
| H A D | openclose.c | 239 spin_lock(&files->file_lock); in io_close()
242 spin_unlock(&files->file_lock); in io_close()
248 spin_unlock(&files->file_lock); in io_close()
253 spin_unlock(&files->file_lock); in io_close()
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| /linux/fs/smb/client/ |
| H A D | cifsfs.h | 101 extern int cifs_flock(struct file *pfile, int cmd, struct file_lock *plock);
102 extern int cifs_lock(struct file *, int, struct file_lock *);
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| /linux/fs/nfsd/ |
| H A D | nfs4state.c | 7932 nfs4_transform_lock_offset(struct file_lock *lock) in nfs4_transform_lock_offset()
7960 nfsd4_lm_lock_expirable(struct file_lock *cfl) in nfsd4_lm_lock_expirable()
7982 nfsd4_lm_notify(struct file_lock *fl) in nfsd4_lm_notify()
8016 nfs4_set_lock_denied(struct file_lock *fl, struct nfsd4_lock_denied *deny) in nfs4_set_lock_denied()
8299 struct file_lock *file_lock = NULL; in nfsd4_lock() local
8300 struct file_lock *conflock = NULL; in nfsd4_lock()
8417 file_lock = &nbl->nbl_lock; in nfsd4_lock()
8418 file_lock->c.flc_type = type; in nfsd4_lock()
8419 file_lock->c.flc_owner = (fl_owner_t)lockowner(nfs4_get_stateowner(&lock_sop->lo_owner)); in nfsd4_lock()
8420 file_lock->c.flc_pid = current->tgid; in nfsd4_lock()
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| /linux/fs/nfs/ |
| H A D | file.c | 784 do_getlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) in do_getlk()
813 do_unlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) in do_unlk()
849 do_setlk(struct file *filp, int cmd, struct file_lock *fl, int is_local) in do_setlk()
893 int nfs_lock(struct file *filp, int cmd, struct file_lock *fl) in nfs_lock()
931 int nfs_flock(struct file *filp, int cmd, struct file_lock *fl) in nfs_flock()
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