Home
last modified time | relevance | path

Searched refs:flock (Results 1 – 25 of 52) sorted by relevance

123

/linux/fs/
H A Dfcntl.c450 struct flock flock; in do_fcntl() local
484 if (copy_from_user(&flock, argp, sizeof(flock))) in do_fcntl()
486 err = fcntl_getlk(filp, cmd, &flock); in do_fcntl()
487 if (!err && copy_to_user(argp, &flock, sizeof(flock))) in do_fcntl()
498 if (copy_from_user(&flock, argp, sizeof(flock))) in do_fcntl()
500 err = fcntl_setlk(fd, filp, cmd, &flock); in do_fcntl()
613 struct flock64 flock; in SYSCALL_DEFINE3() local
632 if (copy_from_user(&flock, argp, sizeof(flock))) in SYSCALL_DEFINE3()
634 err = fcntl_getlk64(fd_file(f), cmd, &flock); in SYSCALL_DEFINE3()
635 if (!err && copy_to_user(argp, &flock, sizeof(flock))) in SYSCALL_DEFINE3()
[all …]
H A Dlocks.c561 struct flock *l) in flock_to_posix_lock()
2198 SYSCALL_DEFINE2(flock, unsigned int, fd, unsigned int, cmd) in SYSCALL_DEFINE2() argument
2237 if (fd_file(f)->f_op->flock) in SYSCALL_DEFINE2()
2238 error = fd_file(f)->f_op->flock(fd_file(f), in SYSCALL_DEFINE2()
2319 static int posix_lock_to_flock(struct flock *flock, struct file_lock *fl) in posix_lock_to_flock() argument
2321 flock->l_pid = locks_translate_pid(&fl->c, task_active_pid_ns(current)); in posix_lock_to_flock()
2332 flock->l_start = fl->fl_start; in posix_lock_to_flock()
2333 flock->l_len = fl->fl_end == OFFSET_MAX ? 0 : in posix_lock_to_flock()
2335 flock->l_whence = 0; in posix_lock_to_flock()
2336 flock->l_type = fl->c.flc_type; in posix_lock_to_flock()
[all …]
/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/smb/client/
H A Dfile.c1678 __u8 type, struct file_lock *flock) in cifs_lock_test() argument
1689 flock->c.flc_flags, &conf_lock, in cifs_lock_test()
1692 flock->fl_start = conf_lock->offset; in cifs_lock_test()
1693 flock->fl_end = conf_lock->offset + conf_lock->length - 1; in cifs_lock_test()
1694 flock->c.flc_pid = conf_lock->pid; in cifs_lock_test()
1696 flock->c.flc_type = F_RDLCK; in cifs_lock_test()
1698 flock->c.flc_type = F_WRLCK; in cifs_lock_test()
1702 flock->c.flc_type = F_UNLCK; in cifs_lock_test()
1774 cifs_posix_lock_test(struct file *file, struct file_lock *flock) in cifs_posix_lock_test() argument
1778 unsigned char saved_type = flock->c.flc_type; in cifs_posix_lock_test()
[all …]
H A Dsmb2file.c261 smb2_unlock_range(struct cifsFileInfo *cfile, struct file_lock *flock, in smb2_unlock_range() argument
270 __u64 length = 1 + flock->fl_end - flock->fl_start; in smb2_unlock_range()
292 if (flock->fl_start > li->offset || in smb2_unlock_range()
293 (flock->fl_start + length) < in smb2_unlock_range()
301 if (!(flock->c.flc_flags & (FL_FLOCK | FL_OFDLCK))) in smb2_unlock_range()
H A Dcifsfs.h103 int cifs_lock(struct file *file, int cmd, struct file_lock *flock);
/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/arch/arm/kernel/
H A Dsys_oabi-compat.c239 struct flock64 flock; in sys_oabi_fcntl64() local
251 err = get_oabi_flock(&flock, argp); in sys_oabi_fcntl64()
254 err = fcntl_getlk64(fd_file(f), cmd, &flock); in sys_oabi_fcntl64()
256 err = put_oabi_flock(&flock, argp); in sys_oabi_fcntl64()
265 err = get_oabi_flock(&flock, argp); in sys_oabi_fcntl64()
268 err = fcntl_setlk64(fd, fd_file(f), cmd, &flock); in sys_oabi_fcntl64()
/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 $(2)$(1) || rm -f $$@.tmp; [ -f $$@.tmp ] || exit 1; if ([ -n "$(4)" ] && sed -n "s#^\([a-f0-9]\{64\}\) \($(1)\)\$$$$#\1 $(DISTFILES_PATH)/\2.tmp#p" "$(4)" || echo "$(3) $$@.tmp") | sha256sum -c -; then mv $$@.tmp $$@; else rm -f $$@.tmp; exit 71; fi'
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 $<
412 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
427 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
438 flock -s $<.lock tar -C $(BUILD_PATH) -xf $<
/linux/include/linux/
H A Dfilelock.h151 int fcntl_getlk(struct file *, unsigned int, struct flock *);
153 struct flock *);
257 struct flock __user *user) in fcntl_getlk()
263 unsigned int cmd, struct flock __user *user) in fcntl_setlk()
/linux/drivers/nvme/target/
H A Dfc.c87 spinlock_t flock; member
633 spin_lock_init(&fod->flock); in nvmet_fc_prep_fcp_iodlist()
882 spin_lock(&fod->flock); in nvmet_fc_delete_target_queue()
891 spin_unlock(&fod->flock); in nvmet_fc_delete_target_queue()
895 spin_unlock(&fod->flock); in nvmet_fc_delete_target_queue()
2317 spin_lock_irqsave(&fod->flock, flags); in nvmet_fc_transfer_fcp_data()
2319 spin_unlock_irqrestore(&fod->flock, flags); in nvmet_fc_transfer_fcp_data()
2360 spin_lock_irqsave(&fod->flock, flags); in nvmet_fc_fod_op_done()
2363 spin_unlock_irqrestore(&fod->flock, flags); in nvmet_fc_fod_op_done()
2372 spin_lock_irqsave(&fod->flock, flags); in nvmet_fc_fod_op_done()
[all …]
/linux/fs/smb/server/
H A Dvfs.c299 struct file_lock *flock; in check_lock_range() local
310 for_each_file_lock(flock, &ctx->flc_posix) { in check_lock_range()
312 if (flock->fl_end >= start && end >= flock->fl_start) { in check_lock_range()
313 if (lock_is_read(flock)) { in check_lock_range()
319 } else if (lock_is_write(flock)) { in check_lock_range()
321 if (flock->c.flc_file != filp) { in check_lock_range()
1791 void ksmbd_vfs_posix_lock_wait(struct file_lock *flock) in ksmbd_vfs_posix_lock_wait() argument
1793 wait_event(flock->c.flc_wait, !flock->c.flc_blocker); in ksmbd_vfs_posix_lock_wait()
1796 void ksmbd_vfs_posix_lock_unblock(struct file_lock *flock) in ksmbd_vfs_posix_lock_unblock() argument
1798 locks_delete_block(flock); in ksmbd_vfs_posix_lock_unblock()
H A Dsmb2pdu.c7283 static int smb2_set_flock_flags(struct file_lock *flock, int flags) in smb2_set_flock_flags() argument
7292 flock->c.flc_type = F_RDLCK; in smb2_set_flock_flags()
7293 flock->c.flc_flags |= FL_SLEEP; in smb2_set_flock_flags()
7298 flock->c.flc_type = F_WRLCK; in smb2_set_flock_flags()
7299 flock->c.flc_flags |= FL_SLEEP; in smb2_set_flock_flags()
7305 flock->c.flc_type = F_RDLCK; in smb2_set_flock_flags()
7311 flock->c.flc_type = F_WRLCK; in smb2_set_flock_flags()
7315 flock->c.flc_type = F_UNLCK; in smb2_set_flock_flags()
7323 static struct ksmbd_lock *smb2_lock_init(struct file_lock *flock, in smb2_lock_init() argument
7334 lock->fl = flock; in smb2_lock_init()
[all …]
/linux/net/9p/
H A Dclient.c2108 int p9_client_lock_dotl(struct p9_fid *fid, struct p9_flock *flock, u8 *status) in p9_client_lock_dotl() argument
2117 fid->fid, flock->type, flock->flags, flock->start, in p9_client_lock_dotl()
2118 flock->length, flock->proc_id, flock->client_id); in p9_client_lock_dotl()
2120 req = p9_client_rpc(clnt, P9_TLOCK, "dbdqqds", fid->fid, flock->type, in p9_client_lock_dotl()
2121 flock->flags, flock->start, flock->length, in p9_client_lock_dotl()
2122 flock->proc_id, flock->client_id); in p9_client_lock_dotl()
/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.h194 struct flock { struct
/linux/arch/um/os-Linux/
H A Dfile.c577 struct flock lock = ((struct flock) { .l_type = type, in os_lock_file()
/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.h322 int p9_client_lock_dotl(struct p9_fid *fid, struct p9_flock *flock, u8 *status);
/linux/tools/perf/util/
H A Dbpf_counter.c416 err = flock(map_fd, LOCK_EX); in bperf_lock_attr_map()
649 flock(attr_map_fd, LOCK_UN); in bperf__load()
/linux/kernel/
H A Dsys_ni.c66 COND_SYSCALL(flock);
/linux/fs/fuse/
H A Dfile.c358 if (ra && ff->flock) { in fuse_file_release()
2463 int flock, struct fuse_lk_in *inarg) in fuse_lk_fill() argument
2476 if (flock) in fuse_lk_fill()
2505 static int fuse_setlk(struct file *file, struct file_lock *fl, int flock) in fuse_setlk() argument
2521 fuse_lk_fill(&args, file, fl, opcode, pid_nr, flock, &inarg); in fuse_setlk()
2566 ff->flock = true; in fuse_file_flock()
3172 .flock = fuse_file_flock,

123