[src/trunk]: src/sys/fs/ntfs It is not possible to call vflush() from xxx_mou...

[hannken <hannken%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/623d5e916b78
branches:  trunk
changeset: 460353:623d5e916b78
user:      hannken <hannken%NetBSD.org@localhost>
date:      Fri Oct 18 08:18:40 2019 +0000

description:
It is not possible to call vflush() from xxx_mount().

Replace with a vnode iterator and use vrecycle().

diffstat:

 sys/fs/ntfs/ntfs_vfsops.c |  13 +++++++++----
 1 files changed, 9 insertions(+), 4 deletions(-)

diffs (42 lines):

diff -r a7534f126925 -r 623d5e916b78 sys/fs/ntfs/ntfs_vfsops.c
--- a/sys/fs/ntfs/ntfs_vfsops.c Fri Oct 18 06:50:08 2019 +0000
+++ b/sys/fs/ntfs/ntfs_vfsops.c Fri Oct 18 08:18:40 2019 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: ntfs_vfsops.c,v 1.107 2017/04/17 08:32:00 hannken Exp $        */
+/*     $NetBSD: ntfs_vfsops.c,v 1.108 2019/10/18 08:18:40 hannken Exp $        */
 
 /*-
  * Copyright (c) 1998, 1999 Semen Ustimenko
@@ -29,7 +29,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: ntfs_vfsops.c,v 1.107 2017/04/17 08:32:00 hannken Exp $");
+__KERNEL_RCSID(0, "$NetBSD: ntfs_vfsops.c,v 1.108 2019/10/18 08:18:40 hannken Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -322,6 +322,7 @@
        dev_t dev = devvp->v_rdev;
        int error, i;
        struct vnode *vp;
+       struct vnode_iterator *marker;
 
        ntmp = NULL;
 
@@ -471,9 +472,13 @@
                if (ntmp->ntm_sysvn[i])
                        vrele(ntmp->ntm_sysvn[i]);
 
-       if (vflush(mp, NULLVP, 0)) {
-               dprintf(("ntfs_mountfs: vflush failed\n"));
+       vfs_vnode_iterator_init(mp, &marker);
+       while ((vp = vfs_vnode_iterator_next(marker, NULL, NULL))) {
+               if (vrecycle(vp))
+                       continue;
+               panic("%s: cannot recycle vnode %p", __func__, vp);
        }
+       vfs_vnode_iterator_destroy(marker);
 out:
        spec_node_setmountedfs(devvp, NULL);
        if (bp)