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Searched refs:file_lock (Results 1 – 25 of 80) sorted by relevance

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/linux-5.19.10/fs/
Dlocks.c78 static bool lease_breaking(struct file_lock *fl) in lease_breaking()
83 static int target_leasetype(struct file_lock *fl) in target_leasetype()
207 struct file_lock *fl; in locks_dump_ctx_list()
235 struct file_lock *fl; in locks_check_ctx_file_list()
258 static void locks_init_lock_heads(struct file_lock *fl) in locks_init_lock_heads()
268 struct file_lock *locks_alloc_lock(void) in locks_alloc_lock()
270 struct file_lock *fl = kmem_cache_zalloc(filelock_cache, GFP_KERNEL); in locks_alloc_lock()
279 void locks_release_private(struct file_lock *fl) in locks_release_private()
315 struct file_lock *fl; in locks_owner_has_blockers()
332 void locks_free_lock(struct file_lock *fl) in locks_free_lock()
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Dfile.c170 __releases(files->file_lock) in expand_fdtable()
171 __acquires(files->file_lock) in expand_fdtable()
175 spin_unlock(&files->file_lock); in expand_fdtable()
184 spin_lock(&files->file_lock); in expand_fdtable()
215 __releases(files->file_lock) in expand_files()
216 __acquires(files->file_lock) in expand_files()
233 spin_unlock(&files->file_lock); in expand_files()
236 spin_lock(&files->file_lock); in expand_files()
330 spin_lock_init(&newf->file_lock); in dup_fd()
341 spin_lock(&oldf->file_lock); in dup_fd()
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/linux-5.19.10/include/trace/events/
Dfilelock.h63 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
68 __field(struct file_lock *, fl)
71 __field(struct file_lock *, fl_blocker)
104 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
108 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
112 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
116 TP_PROTO(struct inode *inode, struct file_lock *fl, int ret),
120 TP_PROTO(struct inode *inode, struct file_lock *fl),
125 __field(struct file_lock *, fl)
128 __field(struct file_lock *, fl_blocker)
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/linux-5.19.10/fs/ocfs2/
Dlocks.c23 int cmd, struct file_lock *fl) in ocfs2_do_flock()
39 struct file_lock request; in ocfs2_do_flock()
81 static int ocfs2_do_funlock(struct file *file, int cmd, struct file_lock *fl) in ocfs2_do_funlock()
97 int ocfs2_flock(struct file *file, int cmd, struct file_lock *fl) in ocfs2_flock()
115 int ocfs2_lock(struct file *file, int cmd, struct file_lock *fl) in ocfs2_lock()
Dlocks.h13 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);
Dstackglue.h23 struct file_lock;
210 struct file_lock *fl);
282 struct file *file, int cmd, struct file_lock *fl);
/linux-5.19.10/include/linux/
Ddlm_plock.h11 int cmd, struct file_lock *fl);
13 struct file_lock *fl);
15 struct file_lock *fl);
Dfs.h1015 struct file_lock;
1018 void (*fl_copy_lock)(struct file_lock *, struct file_lock *);
1019 void (*fl_release_private)(struct file_lock *);
1026 void (*lm_notify)(struct file_lock *); /* unblock callback */
1027 int (*lm_grant)(struct file_lock *, int);
1028 bool (*lm_break)(struct file_lock *);
1029 int (*lm_change)(struct file_lock *, int, struct list_head *);
1030 void (*lm_setup)(struct file_lock *, void **);
1031 bool (*lm_breaker_owns_lease)(struct file_lock *);
1032 bool (*lm_lock_expirable)(struct file_lock *cfl);
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Dfdtable.h62 spinlock_t file_lock ____cacheline_aligned_in_smp;
75 rcu_dereference_check((fdtfd), lockdep_is_held(&(files)->file_lock))
96 RCU_LOCKDEP_WARN(!lockdep_is_held(&files->file_lock), in files_lookup_fd_locked()
/linux-5.19.10/fs/lockd/
Dclntproc.c27 static int nlmclnt_test(struct nlm_rqst *, struct file_lock *);
28 static int nlmclnt_lock(struct nlm_rqst *, struct file_lock *);
29 static int nlmclnt_unlock(struct nlm_rqst *, struct file_lock *);
31 static void nlmclnt_locks_init_private(struct file_lock *fl, struct nlm_host *host);
32 static int nlmclnt_cancel(struct nlm_host *, int , struct file_lock *);
126 static void nlmclnt_setlockargs(struct nlm_rqst *req, struct file_lock *fl) in nlmclnt_setlockargs()
158 int nlmclnt_proc(struct nlm_host *host, int cmd, struct file_lock *fl, void *data) in nlmclnt_proc()
428 nlmclnt_test(struct nlm_rqst *req, struct file_lock *fl) in nlmclnt_test()
457 static void nlmclnt_locks_copy_lock(struct file_lock *new, struct file_lock *fl) in nlmclnt_locks_copy_lock()
466 static void nlmclnt_locks_release_private(struct file_lock *fl) in nlmclnt_locks_release_private()
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Dclntlock.c39 struct file_lock * b_lock; /* local file lock */
100 struct nlm_wait *nlmclnt_prepare_block(struct nlm_host *host, struct file_lock *fl) in nlmclnt_prepare_block()
166 const struct file_lock *fl = &lock->fl; in nlmclnt_grant()
177 struct file_lock *fl_blocked = block->b_lock; in nlmclnt_grant()
234 struct file_lock *fl, *next; in reclaimer()
Dsvcsubs.c74 int lock_to_openmode(struct file_lock *lock) in lock_to_openmode()
181 struct file_lock lock; in nlm_unlock_files()
209 struct file_lock *fl; in nlm_traverse_locks()
264 struct file_lock *fl; in nlm_file_inuse()
/linux-5.19.10/Documentation/filesystems/
Dfiles.rst11 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
110 holding files->file_lock. If ->file_lock is dropped, then
116 spin_lock(&files->file_lock);
123 spin_unlock(&files->file_lock);
126 Since locate_fd() can drop ->file_lock (and reacquire ->file_lock),
Dlocking.rst409 void (*fl_copy_lock)(struct file_lock *, struct file_lock *);
410 void (*fl_release_private)(struct file_lock *);
432 void (*lm_notify)(struct file_lock *); /* unblock callback */
433 int (*lm_grant)(struct file_lock *, struct file_lock *, int);
434 void (*lm_break)(struct file_lock *); /* break_lease callback */
435 int (*lm_change)(struct file_lock **, int);
436 bool (*lm_breaker_owns_lease)(struct file_lock *);
437 bool (*lm_lock_expirable)(struct file_lock *);
523 int (*lock) (struct file *, int, struct file_lock *);
529 int (*flock) (struct file *, int, struct file_lock *);
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/linux-5.19.10/fs/ceph/
Dlocks.c33 static void ceph_fl_copy_lock(struct file_lock *dst, struct file_lock *src) in ceph_fl_copy_lock()
41 static void ceph_fl_release_lock(struct file_lock *fl) in ceph_fl_release_lock()
64 int cmd, u8 wait, struct file_lock *fl) in ceph_lock_message()
213 static int try_unlock_file(struct file *file, struct file_lock *fl) in try_unlock_file()
232 int ceph_lock(struct file *file, int cmd, struct file_lock *fl) in ceph_lock()
298 int ceph_flock(struct file *file, int cmd, struct file_lock *fl) in ceph_flock()
361 struct file_lock *lock; in ceph_count_locks()
383 static int lock_to_ceph_filelock(struct file_lock *lock, in lock_to_ceph_filelock()
420 struct file_lock *lock; in ceph_encode_locks_to_buffer()
/linux-5.19.10/fs/afs/
Dflock.c17 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()
160 struct file_lock *p; in afs_kill_lockers_enoent()
166 struct file_lock, fl_u.afs.link); in afs_kill_lockers_enoent()
452 static int afs_do_setlk(struct file *file, struct file_lock *fl) in afs_do_setlk()
702 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-5.19.10/fs/dlm/
Dplock.c25 struct file_lock flc;
26 int (*callback)(struct file_lock *fl, int result);
83 struct file *file, struct file_lock *fl) in do_unlock_close()
107 int cmd, struct file_lock *fl) in dlm_posix_lock()
196 struct file_lock *fl; in dlm_plock_callback()
197 struct file_lock *flc; in dlm_plock_callback()
198 int (*notify)(struct file_lock *fl, int result) = NULL; in dlm_plock_callback()
243 struct file_lock *fl) in dlm_posix_unlock()
311 struct file_lock *fl) in dlm_posix_get()
/linux-5.19.10/include/linux/lockd/
Dlockd.h215 struct nlm_wait * nlmclnt_prepare_block(struct nlm_host *host, struct file_lock *fl);
221 int nlmclnt_reclaim(struct nlm_host *, struct file_lock *,
273 int lock_to_openmode(struct file_lock *);
287 void nlmsvc_locks_init_private(struct file_lock *, struct nlm_host *, pid_t);
371 static inline int nlm_compare_locks(const struct file_lock *fl1, in nlm_compare_locks()
372 const struct file_lock *fl2) in nlm_compare_locks()
/linux-5.19.10/fs/ksmbd/
Dvfs.h139 void ksmbd_vfs_posix_lock_wait(struct file_lock *flock);
140 int ksmbd_vfs_posix_lock_wait_timeout(struct file_lock *flock, long timeout);
141 void ksmbd_vfs_posix_lock_unblock(struct file_lock *flock);
/linux-5.19.10/drivers/misc/genwqe/
Dcard_dev.c37 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()
/linux-5.19.10/Documentation/RCU/
Dlockdep.rst73 lockdep_is_held(&files->file_lock) ||
81 2. with files->file_lock held, or
85 RCU read-side critical sections, in case (2) the ->file_lock prevents
92 lockdep_is_held(&files->file_lock) ||
/linux-5.19.10/drivers/fsi/
Dfsi-sbefifo.c135 struct mutex file_lock; member
801 mutex_init(&user->file_lock); in sbefifo_user_open()
823 mutex_lock(&user->file_lock); in sbefifo_user_read()
856 mutex_unlock(&user->file_lock); in sbefifo_user_read()
875 mutex_lock(&user->file_lock); in sbefifo_user_write()
917 mutex_unlock(&user->file_lock); in sbefifo_user_write()
969 mutex_lock(&user->file_lock); in sbefifo_user_ioctl()
975 mutex_unlock(&user->file_lock); in sbefifo_user_ioctl()
/linux-5.19.10/fs/nfsd/
Dnfs4state.c4772 nfsd_break_deleg_cb(struct file_lock *fl) in nfsd_break_deleg_cb()
4811 static bool nfsd_breaker_owns_lease(struct file_lock *fl) in nfsd_breaker_owns_lease()
4828 nfsd_change_deleg_cb(struct file_lock *onlist, int arg, in nfsd_change_deleg_cb()
5185 static struct file_lock *nfs4_alloc_init_lease(struct nfs4_delegation *dp, in nfs4_alloc_init_lease()
5188 struct file_lock *fl; in nfs4_alloc_init_lease()
5269 struct file_lock *fl; in nfs4_set_delegation()
6729 nfs4_transform_lock_offset(struct file_lock *lock) in nfs4_transform_lock_offset()
6757 nfsd4_lm_lock_expirable(struct file_lock *cfl) in nfsd4_lm_lock_expirable()
6779 nfsd4_lm_notify(struct file_lock *fl) in nfsd4_lm_notify()
6813 nfs4_set_lock_denied(struct file_lock *fl, struct nfsd4_lock_denied *deny) in nfs4_set_lock_denied()
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/linux-5.19.10/fs/cifs/
Dcifsfs.h103 extern int cifs_flock(struct file *pfile, int cmd, struct file_lock *plock);
104 extern int cifs_lock(struct file *, int, struct file_lock *);
/linux-5.19.10/fs/9p/
Dvfs_file.c116 static int v9fs_file_lock(struct file *filp, int cmd, struct file_lock *fl) in v9fs_file_lock()
130 static int v9fs_file_do_lock(struct file *filp, int cmd, struct file_lock *fl) in v9fs_file_do_lock()
235 static int v9fs_file_getlock(struct file *filp, struct file_lock *fl) in v9fs_file_getlock()
300 static int v9fs_file_lock_dotl(struct file *filp, int cmd, struct file_lock *fl) in v9fs_file_lock_dotl()
331 struct file_lock *fl) in v9fs_file_flock_dotl()

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