Date: Sun, 2 Nov 2008 10:33:58 +0000 (UTC) From: Attilio Rao <attilio@FreeBSD.org> To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r184556 - head/share/man/man9 Message-ID: <200811021033.mA2AXwH4036565@svn.freebsd.org>
next in thread | raw e-mail | index | archive | help
Author: attilio Date: Sun Nov 2 10:33:57 2008 New Revision: 184556 URL: http://svn.freebsd.org/changeset/base/184556 Log: Reflect changes for the vfs_busy() prototype. Modified: head/share/man/man9/vfs_busy.9 Modified: head/share/man/man9/vfs_busy.9 ============================================================================== --- head/share/man/man9/vfs_busy.9 Sun Nov 2 10:20:18 2008 (r184555) +++ head/share/man/man9/vfs_busy.9 Sun Nov 2 10:33:57 2008 (r184556) @@ -26,7 +26,7 @@ .\" .\" $FreeBSD$ .\" -.Dd August 29, 2008 +.Dd November 2, 2008 .Dt VFS_BUSY 9 .Os .Sh NAME @@ -36,7 +36,7 @@ .In sys/param.h .In sys/mount.h .Ft int -.Fn vfs_busy "struct mount *mp" "int flags" "struct mtx *interlkp" +.Fn vfs_busy "struct mount *mp" "int flags" .Sh DESCRIPTION The .Fn vfs_busy @@ -56,33 +56,22 @@ flag is set. .Pp Its arguments are: -.Bl -tag -width ".Fa interlkp" +.Bl -tag -width ".Fa flags" .It Fa mp The mount point to busy. .It Fa flags Flags controlling how .Fn vfs_busy should act. -.Bl -tag -width ".Dv LK_NOWAIT" -.It Dv LK_NOWAIT +.Bl -tag -width ".Dv MBF_MNTLSTLOCK" +.It Dv MBF_NOWAIT do not sleep if .Dv MNTK_UNMOUNT is set. +.It Dv MBF_MNTLSTLOCK +drop the mountlist_mtx in the critical path. .El -.It Fa interlkp -The interlock mutex for -.Fa mp->mount_lock . -If there is any chance -the mount point is being unmounted and -.Dv LK_NOWAIT -is not set then -interlock must be valid locked mutex. .El -.Sh LOCKS -If -.Fa interlkp -is a valid pointer it must be locked on entry, -and it will not be unlocked even in the case of an error. .Sh RETURN VALUES A 0 value is returned on success. If the mount point is being
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200811021033.mA2AXwH4036565>