[src/trunk]: src/sys/rump/librump/rumpvfs fix broken rototill

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

details:   https://anonhg.NetBSD.org/src/rev/f9a039a645c8
branches:  trunk
changeset: 759153:f9a039a645c8
user:      pooka <pooka%NetBSD.org@localhost>
date:      Tue Nov 30 15:39:27 2010 +0000

description:
fix broken rototill

diffstat:

 sys/rump/librump/rumpvfs/rump_vfs.c |  20 ++++++++++++++++----
 1 files changed, 16 insertions(+), 4 deletions(-)

diffs (63 lines):

diff -r 8715adb69a0d -r f9a039a645c8 sys/rump/librump/rumpvfs/rump_vfs.c
--- a/sys/rump/librump/rumpvfs/rump_vfs.c       Tue Nov 30 15:26:22 2010 +0000
+++ b/sys/rump/librump/rumpvfs/rump_vfs.c       Tue Nov 30 15:39:27 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: rump_vfs.c,v 1.61 2010/11/30 10:48:27 dholland Exp $   */
+/*     $NetBSD: rump_vfs.c,v 1.62 2010/11/30 15:39:27 pooka Exp $      */
 
 /*
  * Copyright (c) 2008 Antti Kantee.  All Rights Reserved.
@@ -29,7 +29,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: rump_vfs.c,v 1.61 2010/11/30 10:48:27 dholland Exp $");
+__KERNEL_RCSID(0, "$NetBSD: rump_vfs.c,v 1.62 2010/11/30 15:39:27 pooka Exp $");
 
 #include <sys/param.h>
 #include <sys/buf.h>
@@ -174,19 +174,29 @@
        vfs_shutdown();
 }
 
+struct rumpcn {
+       struct componentname rcn_cn;
+       char *rcn_path;
+};
+
 struct componentname *
 rump_makecn(u_long nameiop, u_long flags, const char *name, size_t namelen,
        kauth_cred_t creds, struct lwp *l)
 {
+       struct rumpcn *rcn;
        struct componentname *cnp;
        const char *cp = NULL;
 
-       cnp = kmem_zalloc(sizeof(struct componentname), KM_SLEEP);
+       rcn = kmem_zalloc(sizeof(*rcn), KM_SLEEP);
+       cnp = &rcn->rcn_cn;
+
+       rcn->rcn_path = PNBUF_GET();
+       strlcpy(rcn->rcn_path, name, MAXPATHLEN);
+       cnp->cn_nameptr = rcn->rcn_path;
 
        cnp->cn_nameiop = nameiop;
        cnp->cn_flags = flags;
 
-       cnp->cn_nameptr = name;
        cnp->cn_namelen = namelen;
        cnp->cn_hash = namei_hash(name, &cp);
 
@@ -198,10 +208,12 @@
 void
 rump_freecn(struct componentname *cnp, int flags)
 {
+       struct rumpcn *rcn = (void *)cnp;
 
        if (flags & RUMPCN_FREECRED)
                rump_cred_put(cnp->cn_cred);
 
+       PNBUF_PUT(rcn->rcn_path);
        kmem_free(cnp, sizeof(*cnp));
 }