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-rw-r--r--util-linux/mkfs_ext2.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/util-linux/mkfs_ext2.c b/util-linux/mkfs_ext2.c
index f6ccc9c9e..6cbbe0e07 100644
--- a/util-linux/mkfs_ext2.c
+++ b/util-linux/mkfs_ext2.c
@@ -615,7 +615,11 @@ int mkfs_ext2_main(int argc UNUSED_PARAM, char **argv)
// zero boot sectors
memset(buf, 0, blocksize);
- PUT(0, buf, 1024); // N.B. 1024 <= blocksize, so buf[0..1023] contains zeros
+ // Disabled: standard mke2fs doesn't do this, and
+ // on SPARC this destroys Sun disklabel.
+ // Users who need/want zeroing can easily do it with dd.
+ //PUT(0, buf, 1024); // N.B. 1024 <= blocksize, so buf[0..1023] contains zeros
+
// zero inode tables
for (i = 0; i < ngroups; ++i)
for (n = 0; n < inode_table_blocks; ++n)