[src/trunk]: src/sys/miscfs/genfs print more info in the "past eof" panic

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

details:   https://anonhg.NetBSD.org/src/rev/e3d5457b45b1
branches:  trunk
changeset: 757203:e3d5457b45b1
user:      pooka <pooka%NetBSD.org@localhost>
date:      Thu Aug 19 02:10:02 2010 +0000

description:
print more info in the "past eof" panic

diffstat:

 sys/miscfs/genfs/genfs_io.c |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (28 lines):

diff -r e78c61f95e35 -r e3d5457b45b1 sys/miscfs/genfs/genfs_io.c
--- a/sys/miscfs/genfs/genfs_io.c       Thu Aug 19 02:07:11 2010 +0000
+++ b/sys/miscfs/genfs/genfs_io.c       Thu Aug 19 02:10:02 2010 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: genfs_io.c,v 1.38 2010/08/08 18:17:11 chs Exp $        */
+/*     $NetBSD: genfs_io.c,v 1.39 2010/08/19 02:10:02 pooka Exp $      */
 
 /*
  * Copyright (c) 1982, 1986, 1989, 1993
@@ -31,7 +31,7 @@
  */
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: genfs_io.c,v 1.38 2010/08/08 18:17:11 chs Exp $");
+__KERNEL_RCSID(0, "$NetBSD: genfs_io.c,v 1.39 2010/08/19 02:10:02 pooka Exp $");
 
 #include <sys/param.h>
 #include <sys/systm.h>
@@ -160,7 +160,8 @@
 #if defined(DIAGNOSTIC)
                GOP_SIZE(vp, vp->v_writesize, &writeeof, GOP_SIZE_MEM);
                if (newsize > round_page(writeeof)) {
-                       panic("%s: past eof", __func__);
+                       panic("%s: past eof: %" PRId64 " vs. %" PRId64,
+                           __func__, newsize, round_page(writeeof));
                }
 #endif /* defined(DIAGNOSTIC) */
        } else {