NAME¶
VOP_FSYNC
—
flush file system buffers for a file
SYNOPSIS¶
#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
Doug
Rabson.