[src/trunk]: src/lib/librumphijack If minfd for F_DUPFD is >= hijackoff, assu...

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

details:   https://anonhg.NetBSD.org/src/rev/5731eaa4d56c
branches:  trunk
changeset: 762483:5731eaa4d56c
user:      pooka <pooka%NetBSD.org@localhost>
date:      Mon Feb 21 20:11:56 2011 +0000

description:
If minfd for F_DUPFD is >= hijackoff, assume it means a minimum
value in the rump kernel and adjust accordingly.

diffstat:

 lib/librumphijack/hijack.c |  6 ++++--
 1 files changed, 4 insertions(+), 2 deletions(-)

diffs (27 lines):

diff -r 4848ff27d318 -r 5731eaa4d56c lib/librumphijack/hijack.c
--- a/lib/librumphijack/hijack.c        Mon Feb 21 18:50:21 2011 +0000
+++ b/lib/librumphijack/hijack.c        Mon Feb 21 20:11:56 2011 +0000
@@ -1,4 +1,4 @@
-/*      $NetBSD: hijack.c,v 1.62 2011/02/21 13:19:35 pooka Exp $       */
+/*      $NetBSD: hijack.c,v 1.63 2011/02/21 20:11:56 pooka Exp $       */
 
 /*-
  * Copyright (c) 2011 Antti Kantee.  All Rights Reserved.
@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__RCSID("$NetBSD: hijack.c,v 1.62 2011/02/21 13:19:35 pooka Exp $");
+__RCSID("$NetBSD: hijack.c,v 1.63 2011/02/21 20:11:56 pooka Exp $");
 
 #define __ssp_weak_name(fun) _hijack_ ## fun
 
@@ -604,6 +604,8 @@
        if (fd_isrump(oldd)) {
                op_fcntl = GETSYSCALL(rump, FCNTL);
                oldd = fd_host2rump(oldd);
+               if (minfd >= HIJACK_FDOFF)
+                       minfd -= HIJACK_FDOFF;
                isrump = 1;
        } else {
                op_fcntl = GETSYSCALL(host, FCNTL);