open file descriptor lock
Advisory locking is enabled for the file referred to by the specified file descriptor. FD_DIRECTORY. The specified file descriptor refers to a directory. F_SETFL. Set ... ,If the FD_CLOEXEC bit is not set, the file descriptor will remain open across an ... If the conflicting lock is an open file description lock, then l_pid is set to -1. ,To place both types of lock, open a file read-write. As well as being removed by an explicit F_UNLCK, record locks are automatically released when the process ... ,跳到 Open file description locks (non-POSIX) - To place both types of lock, open a file read-write. When placing locks with F_SETLKW, the kernel ... ,跳到 File descriptors and i-nodes - Duplicated file descriptors created by dup2() or fork() point to the same file object. A BSD lock and an Open file ... ,There is also a different type of record lock that is associated with the open file ... When any file descriptor for that file is closed by the process, all of the locks that ... ,flock - apply or remove an advisory lock on an open file ... If a process uses open(2) (or similar) to obtain more than one file descriptor for the same file, these file ... ,The locks described here are associated with the open file description and not the open file descriptor. Using dup (see Duplicating Descriptors) to copy a file ... , Original POSIX file locks where per-process locks. As a result, if two threads opened the same file, resulting in different file descriptors, they ...,Here is an example of using open file description locks in a threaded program. If this program used process-associated locks, then it would be subject to data ...
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 open file descriptor lock 相關參考資料
fcntl() -- control open file descriptors - MKS Toolkit
Advisory locking is enabled for the file referred to by the specified file descriptor. FD_DIRECTORY. The specified file descriptor refers to a directory. F_SETFL. Set ... https://www.mkssoftware.com fcntl(2) - Linux manual page - man7.org
If the FD_CLOEXEC bit is not set, the file descriptor will remain open across an ... If the conflicting lock is an open file description lock, then l_pid is set to -1. https://www.man7.org fcntl(2): change file descriptor - Linux man page
To place both types of lock, open a file read-write. As well as being removed by an explicit F_UNLCK, record locks are automatically released when the process ... https://linux.die.net fcntl: manipulate file descriptor - Linux Man Pages (2)
跳到 Open file description locks (non-POSIX) - To place both types of lock, open a file read-write. When placing locks with F_SETLKW, the kernel ... https://www.systutorials.com File locking in Linux - Victor Gaydov
跳到 File descriptors and i-nodes - Duplicated file descriptors created by dup2() or fork() point to the same file object. A BSD lock and an Open file ... http://gavv.github.io File Locks (The GNU C Library) - GNU.org
There is also a different type of record lock that is associated with the open file ... When any file descriptor for that file is closed by the process, all of the locks that ... https://www.gnu.org flock(2) - Linux manual page - man7.org
flock - apply or remove an advisory lock on an open file ... If a process uses open(2) (or similar) to obtain more than one file descriptor for the same file, these file ... https://www.man7.org Open File Description Locks (The GNU C Library)
The locks described here are associated with the open file description and not the open file descriptor. Using dup (see Duplicating Descriptors) to copy a file ... https://www.gnu.org Open File Description Locks confusion(EDIT) - Stack Overflow
Original POSIX file locks where per-process locks. As a result, if two threads opened the same file, resulting in different file descriptors, they ... https://stackoverflow.com Open File Description Locks Example (The GNU C Library)
Here is an example of using open file description locks in a threaded program. If this program used process-associated locks, then it would be subject to data ... https://www.gnu.org |