Author: kib Date: Mon Nov 12 15:17:25 2012 New Revision: 242921 URL: http://svnweb.freebsd.org/changeset/base/242921
Log: MFC r242617: A clarification to the behaviour of the active vnode list management regarding the vnode page cleaning. Modified: stable/9/sys/kern/vfs_subr.c Directory Properties: stable/9/sys/ (props changed) Modified: stable/9/sys/kern/vfs_subr.c ============================================================================== --- stable/9/sys/kern/vfs_subr.c Mon Nov 12 14:34:46 2012 (r242920) +++ stable/9/sys/kern/vfs_subr.c Mon Nov 12 15:17:25 2012 (r242921) @@ -2547,6 +2547,9 @@ vinactive(struct vnode *vp, struct threa * Before moving off the active list, we must be sure that any * modified pages are on the vnode's dirty list since these will * no longer be checked once the vnode is on the inactive list. + * Because the vnode vm object keeps a hold reference on the vnode + * if there is at least one resident non-cached page, the vnode + * cannot leave the active list without the page cleanup done. */ obj = vp->v_object; if (obj != NULL && (obj->flags & OBJ_MIGHTBEDIRTY) != 0) { _______________________________________________ svn-src-all@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/svn-src-all To unsubscribe, send any mail to "svn-src-all-unsubscr...@freebsd.org"