1.\" $OpenBSD: vflushbuf.9,v 1.3 2013/06/04 19:27:16 schwarze Exp $ 2.\" Written by Jared Yanovich 3.\" This file belongs to the public domain. 4.Dd $Mdocdate: June 4 2013 $ 5.Dt VFLUSHBUF 9 6.Os 7.Sh NAME 8.Nm vflushbuf 9.Nd flush dirty vnode buffers to disk 10.Sh SYNOPSIS 11.In sys/param.h 12.In sys/vnode.h 13.Ft void 14.Fn vflushbuf "struct vnode *vp" "int sync" 15.Sh DESCRIPTION 16The 17.Fn vflushbuf 18function flushes all dirty buffers associated with the vnode 19.Fa vp 20to the disk. 21If the 22.Fa sync 23argument is zero, writes to the disk will be asynchronous and 24.Fn vflushbuf 25returns immediately; otherwise, writes will be synchronous and all 26disk blocks associated with the vnode will have been properly 27synchronized with the in-core buffers upon return. 28.Sh SEE ALSO 29.Xr vinvalbuf 9 , 30.Xr vnode 9 31.Sh HISTORY 32This document first appeared in 33.Ox 3.7 . 34