Author: mckusick
Date: Mon Aug 20 20:44:11 2018
New Revision: 338117
URL: https://svnweb.freebsd.org/changeset/base/338117
Log:
Fix incorrect output when printing block lists for files small enough
to fit in only direct blocks whose size is exactly a multiple of the
filesystem block size.
Reported by: Peter Holm
Tested by: Peter Holm
Sponsored by: Netflix
Modified:
head/tools/diag/prtblknos/prtblknos.c
Modified: head/tools/diag/prtblknos/prtblknos.c
==============================================================================
--- head/tools/diag/prtblknos/prtblknos.c Mon Aug 20 20:31:53 2018
(r338116)
+++ head/tools/diag/prtblknos/prtblknos.c Mon Aug 20 20:44:11 2018
(r338117)
@@ -121,7 +121,7 @@ prtblknos(disk, dp)
if (i < lastlbn - 1)
frags = fs->fs_frag;
else
- frags = howmany(size % fs->fs_bsize,
+ frags = howmany(size - (lastlbn - 1) * fs->fs_bsize,
fs->fs_fsize);
if (fs->fs_magic == FS_UFS1_MAGIC)
blkno = dp->dp1.di_db[i];
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