| VFS_SYNC.9 (88509) | VFS_SYNC.9 (107788) |
|---|---|
| 1.\" -*- nroff -*- 2.\" 3.\" Copyright (c) 1996 Doug Rabson 4.\" 5.\" All rights reserved. 6.\" 7.\" This program is free software. 8.\" --- 12 unchanged lines hidden (view full) --- 21.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 22.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28.\" | 1.\" -*- nroff -*- 2.\" 3.\" Copyright (c) 1996 Doug Rabson 4.\" 5.\" All rights reserved. 6.\" 7.\" This program is free software. 8.\" --- 12 unchanged lines hidden (view full) --- 21.\" IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT, 22.\" INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23.\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24.\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27.\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28.\" |
| 29.\" $FreeBSD: head/share/man/man9/VFS_SYNC.9 88509 2001-12-26 23:14:04Z davidc $ | 29.\" $FreeBSD: head/share/man/man9/VFS_SYNC.9 107788 2002-12-12 17:26:04Z ru $ |
| 30.\" 31.Dd July 24, 1996 32.Os 33.Dt VFS_SYNC 9 34.Sh NAME 35.Nm VFS_SYNC 36.Nd flush unwritten data 37.Sh SYNOPSIS 38.In sys/param.h 39.In sys/mount.h 40.In sys/vnode.h 41.Ft int 42.Fn VFS_SYNC "struct mount *mp" "int waitfor" "struct ucred *cred" "struct thread *td" 43.Sh DESCRIPTION | 30.\" 31.Dd July 24, 1996 32.Os 33.Dt VFS_SYNC 9 34.Sh NAME 35.Nm VFS_SYNC 36.Nd flush unwritten data 37.Sh SYNOPSIS 38.In sys/param.h 39.In sys/mount.h 40.In sys/vnode.h 41.Ft int 42.Fn VFS_SYNC "struct mount *mp" "int waitfor" "struct ucred *cred" "struct thread *td" 43.Sh DESCRIPTION |
| 44This writes out all unwritten data in a filesystem. | 44This writes out all unwritten data in a file system. |
| 45.Pp 46Its arguments are: 47.Bl -tag -width waitfor 48.It Ar mp | 45.Pp 46Its arguments are: 47.Bl -tag -width waitfor 48.It Ar mp |
| 49The filesystem. | 49The file system. |
| 50.It Ar waitfor 51Whether the function should wait for I/O to complete. 52Possible values are: 53.Bl -tag -width MNT_NOWAIT 54.It Dv MNT_WAIT 55synchronously wait for I/O to complete 56.It Dv MNT_NOWAIT 57start all I/O, but do not wait for it 58.It Dv MNT_LAZY | 50.It Ar waitfor 51Whether the function should wait for I/O to complete. 52Possible values are: 53.Bl -tag -width MNT_NOWAIT 54.It Dv MNT_WAIT 55synchronously wait for I/O to complete 56.It Dv MNT_NOWAIT 57start all I/O, but do not wait for it 58.It Dv MNT_LAZY |
| 59push data not written by filesystem syncer | 59push data not written by file system syncer |
| 60.El 61.It Ar cred 62The caller's credentials. 63.It Ar td 64The calling thread. 65.El 66.Pp 67This would normally call 68.Xr VOP_FSYNC 9 | 60.El 61.It Ar cred 62The caller's credentials. 63.It Ar td 64The calling thread. 65.El 66.Pp 67This would normally call 68.Xr VOP_FSYNC 9 |
| 69for all the vnodes in the filesystem. | 69for all the vnodes in the file system. |
| 70.Sh SEE ALSO 71.Xr fsync 2 , 72.Xr sync 2 , 73.Xr VFS 9 , 74.Xr vnode 9 , 75.Xr VOP_FSYNC 9 76.Sh AUTHORS 77This man page was written by 78.An Doug Rabson . | 70.Sh SEE ALSO 71.Xr fsync 2 , 72.Xr sync 2 , 73.Xr VFS 9 , 74.Xr vnode 9 , 75.Xr VOP_FSYNC 9 76.Sh AUTHORS 77This man page was written by 78.An Doug Rabson . |