[src/trunk]: src/sys/fs/msdosfs A little more debugging.

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

details:   https://anonhg.NetBSD.org/src/rev/a60878c0d590
branches:  trunk
changeset: 784410:a60878c0d590
user:      christos <christos%NetBSD.org@localhost>
date:      Mon Jan 28 00:17:18 2013 +0000

description:
A little more debugging.

diffstat:

 sys/fs/msdosfs/msdosfs_fat.c |  10 +++++++---
 1 files changed, 7 insertions(+), 3 deletions(-)

diffs (45 lines):

diff -r 2974e8004397 -r a60878c0d590 sys/fs/msdosfs/msdosfs_fat.c
--- a/sys/fs/msdosfs/msdosfs_fat.c      Mon Jan 28 00:16:48 2013 +0000
+++ b/sys/fs/msdosfs/msdosfs_fat.c      Mon Jan 28 00:17:18 2013 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: msdosfs_fat.c,v 1.27 2013/01/27 22:04:19 christos Exp $        */
+/*     $NetBSD: msdosfs_fat.c,v 1.28 2013/01/28 00:17:18 christos Exp $        */
 
 /*-
  * Copyright (C) 1994, 1995, 1997 Wolfgang Solfrank.
@@ -52,7 +52,7 @@
 #endif
 
 #include <sys/cdefs.h>
-__KERNEL_RCSID(0, "$NetBSD: msdosfs_fat.c,v 1.27 2013/01/27 22:04:19 christos Exp $");
+__KERNEL_RCSID(0, "$NetBSD: msdosfs_fat.c,v 1.28 2013/01/28 00:17:18 christos Exp $");
 
 /*
  * kernel include files.
@@ -147,6 +147,8 @@
            * pmp->pm_BytesPerSec;
        bn += pmp->pm_fatblk + pmp->pm_curfat * pmp->pm_FATsecs;
 
+       DPRINTF(("%s(ofs=%lu bn=%lu, size=%lu, bo=%lu)\n", __func__, ofs, bn,
+           size, ofs % pmp->pm_fatblocksize));
        if (bnp)
                *bnp = bn;
        if (sizep)
@@ -154,7 +156,7 @@
        if (bop)
                *bop = ofs % pmp->pm_fatblocksize;
 
-       pm_fatblocksize =  pmp->pm_fatblocksize;
+       pm_fatblocksize = pmp->pm_fatblocksize;
 }
 
 /*
@@ -299,6 +301,8 @@
                        cn = getushort((char *)bp->b_data + bo);
                if (FAT12(pmp) && (prevcn & 1))
                        cn >>= 4;
+               DPRINTF(("%s(cn=%lu masked=%lu)\n", __func__, cn,
+                   cn & pmp->pm_fatmask));
                cn &= pmp->pm_fatmask;
        }