freebsd man page for vop_fsync

VOP_FSYNC(9)						   BSD Kernel Developer's Manual					      VOP_FSYNC(9)

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.

BSD
								   July 24, 1996							       BSD