sys_flock
Section: Kernel Hacker's Manual (9)
Updated: sys_flock
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NAME
sys_flock - flock() system call.
SYNOPSIS
asmlinkage long sys_flock
(unsigned int fd,
unsigned int cmd);
ARGUMENTS
- fd
-
the file descriptor to lock.
- cmd
-
the type of lock to apply.
DESCRIPTION
Apply a FL_FLOCK style lock to an open file descriptor.
The cmd can be one of
LOCK_SH -- a shared lock.
LOCK_EX -- an exclusive lock.
LOCK_UN -- remove an existing lock.
LOCK_MAND -- a `mandatory' flock. This exists to emulate Windows Share Modes.
LOCK_MAND can be combined with LOCK_READ or LOCK_WRITE to allow other
processes read and write access respectively.
Index
- NAME
-
- SYNOPSIS
-
- ARGUMENTS
-
- DESCRIPTION
-
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Time: 03:15:46 GMT, June 12, 2005