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VFS_SYNC(9)	       FreeBSD Kernel Developer's Manual	   VFS_SYNC(9)

NAME
     VFS_SYNC -- flush unwritten data

SYNOPSIS
     #include <sys/mount.h>
     #include <sys/vnode.h>

     int
     VFS_SYNC(struct mount *mp,	int waitfor, struct ucred *cred,
	 struct	proc *p);

DESCRIPTION
     This writes out all unwritten data	in a filesystem.

     Its arguments are:

     mp	      The filesystem.

     waitfor  Whether the function should wait for I/O to complete.

     cred     The caller's credentials.

     p	      The calling process.

     This would	normally call VOP_FSYNC(9) for all the vnodes in the filesys-
     tem.

SEE ALSO
     vnode(9), VFS(9), VOP_FSYNC(9), sync(2), fsync(2)

AUTHORS
     This man page was written by Doug Rabson.

FreeBSD	11.1			 July 24, 1996			  FreeBSD 11.1

NAME | SYNOPSIS | DESCRIPTION | SEE ALSO | AUTHORS

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