VOP_FSYNC(9) | FreeBSD Kernel Developer's Manual | VOP_FSYNC(9) |
NAME
VOP_FSYNC — flush file system buffers for a fileSYNOPSIS
#include < sys/param.h>#include < sys/vnode.h>
int
VOP_FSYNC( struct vnode *vp, int waitfor, struct thread *td);
DESCRIPTION
This call flushes any dirty file system buffers for the file. It is used to implement the sync(2) and fsync(2) system calls.Its arguments are:
- vp
- The vnode of the file.
- waitfor
-
Whether the function should wait for I/O to complete. Possible values are:
- MNT_WAIT
- Synchronously wait for I/O to complete.
- MNT_NOWAIT
- Start all I/O, but do not wait for it.
- MNT_LAZY
- Push data not written by file system syncer.
- td
- The calling thread.
LOCKS
The file should be locked on entry.RETURN VALUES
Zero is returned if the call is successful, otherwise an appropriate error code is returned.ERRORS
- [ ENOSPC]
- The file system is full.
- [ EDQUOT]
- Quota exceeded.
SEE ALSO
vnode(9)AUTHORS
This manual page was written by .July 24, 1996 | FreeBSD |