Author: kib
Date: Sun May 19 09:18:09 2019
New Revision: 347968
URL: https://svnweb.freebsd.org/changeset/base/347968

Log:
  Fix rw->ro remount when there is a text vnode mapping.
  
  Reported and tested by:       hrs
  Sponsored by: The FreeBSD Foundation
  MFC after:    16 days

Modified:
  head/sys/kern/vfs_subr.c

Modified: head/sys/kern/vfs_subr.c
==============================================================================
--- head/sys/kern/vfs_subr.c    Sun May 19 06:01:11 2019        (r347967)
+++ head/sys/kern/vfs_subr.c    Sun May 19 09:18:09 2019        (r347968)
@@ -3146,7 +3146,7 @@ loop:
 
                        if ((vp->v_type == VNON ||
                            (error == 0 && vattr.va_nlink > 0)) &&
-                           (vp->v_writecount == 0 || vp->v_type != VREG)) {
+                           (vp->v_writecount <= 0 || vp->v_type != VREG)) {
                                VOP_UNLOCK(vp, 0);
                                vdropl(vp);
                                continue;
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