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Searched refs:flock (Results 1 – 25 of 49) sorted by relevance

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/linux/fs/9p/
H A Dvfs_file.c120 struct p9_flock flock; in v9fs_file_do_lock() local
136 memset(&flock, 0, sizeof(flock)); in v9fs_file_do_lock()
140 flock.type = P9_LOCK_TYPE_RDLCK; in v9fs_file_do_lock()
143 flock.type = P9_LOCK_TYPE_WRLCK; in v9fs_file_do_lock()
146 flock.type = P9_LOCK_TYPE_UNLCK; in v9fs_file_do_lock()
149 flock.start = fl->fl_start; in v9fs_file_do_lock()
151 flock.length = 0; in v9fs_file_do_lock()
153 flock.length = fl->fl_end - fl->fl_start + 1; in v9fs_file_do_lock()
154 flock.proc_id = fl->c.flc_pid; in v9fs_file_do_lock()
155 flock.client_id = fid->clnt->name; in v9fs_file_do_lock()
[all …]
/linux/fs/smb/client/
H A Dfile.c1581 __u8 type, struct file_lock *flock) in cifs_lock_test() argument
1592 flock->c.flc_flags, &conf_lock, in cifs_lock_test()
1595 flock->fl_start = conf_lock->offset; in cifs_lock_test()
1596 flock->fl_end = conf_lock->offset + conf_lock->length - 1; in cifs_lock_test()
1597 flock->c.flc_pid = conf_lock->pid; in cifs_lock_test()
1599 flock->c.flc_type = F_RDLCK; in cifs_lock_test()
1601 flock->c.flc_type = F_WRLCK; in cifs_lock_test()
1605 flock->c.flc_type = F_UNLCK; in cifs_lock_test()
1677 cifs_posix_lock_test(struct file *file, struct file_lock *flock) in cifs_posix_lock_test() argument
1681 unsigned char saved_type = flock->c.flc_type; in cifs_posix_lock_test()
[all …]
H A Dsmb2file.c189 smb2_unlock_range(struct cifsFileInfo *cfile, struct file_lock *flock, in smb2_unlock_range() argument
198 __u64 length = 1 + flock->fl_end - flock->fl_start; in smb2_unlock_range()
220 if (flock->fl_start > li->offset || in smb2_unlock_range()
221 (flock->fl_start + length) < in smb2_unlock_range()
226 * flock and OFD lock are associated with an open in smb2_unlock_range()
229 if (!(flock->c.flc_flags & (FL_FLOCK | FL_OFDLCK))) in smb2_unlock_range()
H A Dcifsfs.c1478 .flock = cifs_flock,
1498 .flock = cifs_flock,
1518 .flock = cifs_flock,
/linux/Documentation/filesystems/
H A Dlocks.rst18 The old flock(2) emulation in the kernel was swapped for proper BSD
19 compatible flock(2) support in the 1.3.x series of kernels. With the
33 Because sendmail was unable to use the old flock() emulation, many sendmail
34 installations use fcntl() instead of flock(). This is true of Slackware 3.0
38 file with flock(). With pre 1.3.96 kernels this could result in deadlocks that,
46 is to make flock() and fcntl() locks oblivious to each other. Both can
53 cooperative flock()/fcntl() are those that emulate flock() using
H A Docfs2.rst90 localflocks This disables cluster aware flock.
/linux/fs/
H A Dlocks.c542 struct flock *l) in flock_to_posix_lock()
2135 SYSCALL_DEFINE2(flock, unsigned int, fd, unsigned int, cmd) in SYSCALL_DEFINE2() argument
2176 if (fd_file(f)->f_op->flock) in SYSCALL_DEFINE2()
2177 error = fd_file(f)->f_op->flock(fd_file(f), in SYSCALL_DEFINE2()
2242 static int posix_lock_to_flock(struct flock *flock, struct file_lock *fl) in posix_lock_to_flock() argument
2244 flock->l_pid = locks_translate_pid(&fl->c, task_active_pid_ns(current)); in posix_lock_to_flock()
2255 flock->l_start = fl->fl_start; in posix_lock_to_flock()
2256 flock->l_len = fl->fl_end == OFFSET_MAX ? 0 : in posix_lock_to_flock()
2258 flock->l_whence = 0; in posix_lock_to_flock()
2259 flock->l_type = fl->c.flc_type; in posix_lock_to_flock()
[all …]
/linux/tools/testing/selftests/filelock/
H A Dofdlocks.c11 static int lock_set(int fd, struct flock *fl) in lock_set()
23 static int lock_get(int fd, struct flock *fl) in lock_get()
38 struct flock fl, fl2; in main()
/linux/tools/testing/selftests/powerpc/nx-gzip/include/
H A Dnx_dbg.h34 flock(nx_gzip_log->_fileno, LOCK_EX); \
42 flock(nx_gzip_log->_fileno, LOCK_UN); \
/linux/tools/testing/selftests/wireguard/qemu/
H A DMakefile37 …flock -x $$@.lock -c '[ -f $$@ ] && exit 0; wget -O $$@.tmp $(MIRROR)$(1) || wget -O $$@.tmp $(2)$…
354 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
364 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
377 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
391 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
401 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
411 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
426 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
437 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
/linux/include/linux/
H A Dfilelock.h150 int fcntl_getlk(struct file *, unsigned int, struct flock *);
152 struct flock *);
230 struct flock __user *user) in fcntl_getlk()
236 unsigned int cmd, struct flock __user *user) in fcntl_setlk()
/linux/drivers/nvme/target/
H A Dfc.c85 spinlock_t flock; member
650 spin_lock_init(&fod->flock); in nvmet_fc_prep_fcp_iodlist()
897 spin_lock(&fod->flock); in nvmet_fc_delete_target_queue()
906 spin_unlock(&fod->flock); in nvmet_fc_delete_target_queue()
910 spin_unlock(&fod->flock); in nvmet_fc_delete_target_queue()
2319 spin_lock_irqsave(&fod->flock, flags); in nvmet_fc_transfer_fcp_data()
2321 spin_unlock_irqrestore(&fod->flock, flags); in nvmet_fc_transfer_fcp_data()
2362 spin_lock_irqsave(&fod->flock, flags); in nvmet_fc_fod_op_done()
2365 spin_unlock_irqrestore(&fod->flock, flags); in nvmet_fc_fod_op_done()
2374 spin_lock_irqsave(&fod->flock, flags); in nvmet_fc_fod_op_done()
[all …]
/linux/net/9p/
H A Dclient.c2213 int p9_client_lock_dotl(struct p9_fid *fid, struct p9_flock *flock, u8 *status) in p9_client_lock_dotl() argument
2222 fid->fid, flock->type, flock->flags, flock->start, in p9_client_lock_dotl()
2223 flock->length, flock->proc_id, flock->client_id); in p9_client_lock_dotl()
2225 req = p9_client_rpc(clnt, P9_TLOCK, "dbdqqds", fid->fid, flock->type, in p9_client_lock_dotl()
2226 flock->flags, flock->start, flock->length, in p9_client_lock_dotl()
2227 flock->proc_id, flock->client_id); in p9_client_lock_dotl()
/linux/fs/afs/
H A DMakefile17 flock.o \
/linux/fs/smb/server/
H A Dsmb2pdu.c7096 static int smb2_set_flock_flags(struct file_lock *flock, int flags) in smb2_set_flock_flags() argument
7105 flock->c.flc_type = F_RDLCK; in smb2_set_flock_flags()
7106 flock->c.flc_flags |= FL_SLEEP; in smb2_set_flock_flags()
7111 flock->c.flc_type = F_WRLCK; in smb2_set_flock_flags()
7112 flock->c.flc_flags |= FL_SLEEP; in smb2_set_flock_flags()
7118 flock->c.flc_type = F_RDLCK; in smb2_set_flock_flags()
7124 flock->c.flc_type = F_WRLCK; in smb2_set_flock_flags()
7128 flock->c.flc_type = F_UNLCK; in smb2_set_flock_flags()
7136 static struct ksmbd_lock *smb2_lock_init(struct file_lock *flock, in smb2_lock_init() argument
7147 lock->fl = flock; in smb2_lock_init()
[all …]
/linux/tools/perf/trace/beauty/
H A DBuild3 perf-y += flock.o
/linux/tools/include/uapi/asm-generic/
H A Dfcntl.h
/linux/include/uapi/asm-generic/
H A Dfcntl.h195 struct flock { struct
/linux/tools/power/x86/intel-speed-select/
H A Disst-daemon.c212 if (flock(pid_file_handle, LOCK_EX|LOCK_NB) < 0) {
/linux/include/net/9p/
H A Dclient.h226 int p9_client_lock_dotl(struct p9_fid *fid, struct p9_flock *flock, u8 *status);
/linux/tools/perf/util/
H A Dbpf_counter.c357 err = flock(map_fd, LOCK_EX); in bperf_lock_attr_map()
571 flock(attr_map_fd, LOCK_UN); in bperf__load()
/linux/Documentation/arch/x86/
H A Dresctrl.rst1200 Locking is based on flock, which is available in libc and also as a shell
1205 A) Take flock(LOCK_EX) on /sys/fs/resctrl
1211 A) Take flock(LOCK_SH) on /sys/fs/resctrl
1218 $ flock -s /sys/fs/resctrl/ find /sys/fs/resctrl
1228 $ flock /sys/fs/resctrl/ ./create-dir.sh
1244 ret = flock(fd, LOCK_SH);
1246 perror("flock");
1256 ret = flock(fd, LOCK_EX);
1258 perror("flock");
1268 ret = flock(fd, LOCK_UN);
[all …]
/linux/kernel/
H A Dsys_ni.c66 COND_SYSCALL(flock);
/linux/fs/fuse/
H A Dfile.c345 if (ra && ff->flock) { in fuse_file_release()
2631 int flock, struct fuse_lk_in *inarg) in fuse_lk_fill() argument
2644 if (flock) in fuse_lk_fill()
2673 static int fuse_setlk(struct file *file, struct file_lock *fl, int flock) in fuse_setlk() argument
2689 fuse_lk_fill(&args, file, fl, opcode, pid_nr, flock, &inarg); in fuse_setlk()
2734 ff->flock = true; in fuse_file_flock()
3317 .flock = fuse_file_flock,
/linux/fs/nfs/
H A Dnfs4file.c457 .flock = nfs_flock,

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