smb.conf - Samba
This parameter controls the behavior of smbd(8) when given a request by a client to obtain a byte range lock on a region of an open file, and the request has a time limit associated with it.
Chapter 17. File and Record Locking - Samba
Record locking semantics under UNIX are very different from record locking under Windows. Versions of Samba before 2.2 have tried to use the native fcntl () UNIX system call to implement proper record …
samba/source3/locking/locking.c at master · samba-team/samba
This program is free software; you can redistribute it and/or modify
Samba locking architecture
SMB has FileChangeNotify, Posix does not Locking semantics are vastly di erent: share modes SMB as a protocol de nes cache coherency with leases Samba implements SMB semantics on top of Posix
File and Directory Management | samba-team/samba | DeepWiki
Oct 5, 2025 · This document explains how the Samba server handles file and directory operations within the SMB protocol. It covers the core file handling architecture, data structures, and the processes for …
samba/source3/locking/posix.c at master - dmulder/samba
Issues Pull requests Projects Releases Packages Wiki Activity samba / source3 / locking /posix.c Ralph Boehme0208ca6946 smbd: use fsp_get_pathref_fd () when close ()ing fds
fcntl_locking (2) - Linux manual page - man7.org
flag place locks that appear (to the kernel) to conflict. Mandatory locking The Linux implementation of mandatory locking is subject to race conditions which render it unreliable: a write(2) call that overlaps …
SMB3 POSIX Extensions Specification
The SMB3 POSIX Extension Specification A protocol specification enabling POSIX-compliant systems to interoperate correctly with SMB3 servers. Case sensitivity, Unix permissions, hard links and …
File Services | samba-team/samba | DeepWiki
This page documents the file services subsystem in Samba, which is responsible for providing file sharing capabilities to clients. The file services layer handles file operations (open, read, write, …
[Samba] Looking into Locks and Oplocks in Samba-Server
Feb 10, 2023 · The locking option can be used to tell Samba to engage or disengage server-side byte-range locks on behalf of the client. Samba implements byte-range locks on the server side with …
Samba Administration Guide - Mission-Critical, High-Availability
The oplock break signals the caching client to write the local file back to the server, flush the local locks, and discard read-ahead data. The break is then complete, the deferred open is granted, and the …