diff options
Diffstat (limited to 'share/man/man9/vnsubr.9')
| -rw-r--r-- | share/man/man9/vnsubr.9 | 24 |
1 files changed, 12 insertions, 12 deletions
diff --git a/share/man/man9/vnsubr.9 b/share/man/man9/vnsubr.9 index 768c3c99b3d..291235cf42c 100644 --- a/share/man/man9/vnsubr.9 +++ b/share/man/man9/vnsubr.9 @@ -1,4 +1,4 @@ -.\" $OpenBSD: vnsubr.9,v 1.2 2005/05/28 00:58:48 marius Exp $ +.\" $OpenBSD: vnsubr.9,v 1.3 2005/05/31 22:59:29 jmc Exp $ .\" $NetBSD: vnsubr.9,v 1.21 2004/05/25 14:54:56 hannken Exp $ .\" .\" Copyright (c) 2001 The NetBSD Foundation, Inc. @@ -79,9 +79,8 @@ .Sh DESCRIPTION The high-level functions described in this page are convenience functions for simplified access to the vnode operations described in -.Xr vnodeops 9 . -.Sh FUNCTIONS -.Bl -tag -width Ds -compact +.Xr VOP_LOOKUP 9 . +.Bl -tag -width Ds .It Fn vn_close "vp" "flags" "cred" "p" Common code for a vnode close. The argument @@ -89,7 +88,7 @@ The argument is the unlocked vnode of the vnode to close. .Fn vn_close simply locks the vnode, invokes the vnode operation -.Xr VOP_CLOSE 9 +.Fn VOP_CLOSE and calls .Fn vput to return the vnode to the freelist or holdlist. @@ -121,7 +120,8 @@ etc., to ensure that actually means something. If the operation is successful zero is returned, otherwise 1 is returned. .It Fn vn_lock "vp" "flags" "p" -Acquire the vnode lock. Certain file system operations require that +Acquire the vnode lock. +Certain file system operations require that the vnode lock be held when they are called. See .Pa sys/kern/vnode_if.src @@ -177,7 +177,7 @@ specify the file mode and the access permissions for creation. .Fn vn_open checks permissions and invokes the -.Xr VOP_OPEN 9 +.Fn VOP_OPEN or .Xr VOP_CREATE 9 vnode operations. @@ -207,7 +207,7 @@ For further information on these parameters see .It Fn vn_stat "vp" "sb" "p" Common code for a vnode stat operation. The vnode is specified by the argument -.Fa vp +.Fa vp , and .Fa sb is the buffer to return the stat information. @@ -216,8 +216,8 @@ The argument is the calling process. .Fn vn_stat basically calls the vnode operation -.Xr VOP_GETATTR 9 -and transfer the contents of a vattr structure into a struct stat. +.Fn VOP_GETATTR +and transfers the contents of a vattr structure into a struct stat. If the operation is successful zero is returned, otherwise an appropriate error code is returned. .It Fn vn_writechk "vp" @@ -242,7 +242,7 @@ would have slept. .El .Sh CODE REFERENCES This section describes places within the -.Nx +.Ox source tree where actual code implementing or using the vnode framework can be found. All pathnames are relative to @@ -267,7 +267,7 @@ the lock before they exit. Discussions with Kirk McKusick indicate that locking discipline evolved out of the pre-VFS way of doing inode locking. In addition, the current locking discipline may actually save -lines of code, esp. if the number of file systems is fewer +lines of code, especially if the number of file systems is fewer than the number of call sites. However, the VFS interface would require less wizardry if the locking discipline were simpler. |