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authorTheodore Ts'o <tytso@mit.edu>1998-02-01 00:16:40 +0000
committerTheodore Ts'o <tytso@mit.edu>1998-02-01 00:16:40 +0000
commit24dd4028eb2b0083fe772fb88de2ecd29b43f908 (patch)
tree2e0f1307d7481eb6b5c43ada79a382c373ac99ed /e2fsck/e2fsck.8.in
parentdedf1b2768c1e21ef05d3b7d19001c72bfdb7549 (diff)
downloade2fsprogs-24dd4028eb2b0083fe772fb88de2ecd29b43f908.tar.gz
ChangeLog, e2fsck.8.in, unix.c:
unix.c (main): In the case where the filesystem revision is too high, print the message about the superblock possibly being corrupt. e2fsck.8.in: Add expanded comments about how the -b option works.
Diffstat (limited to 'e2fsck/e2fsck.8.in')
-rw-r--r--e2fsck/e2fsck.8.in9
1 files changed, 7 insertions, 2 deletions
diff --git a/e2fsck/e2fsck.8.in b/e2fsck/e2fsck.8.in
index 9cf90356..03cbd68c 100644
--- a/e2fsck/e2fsck.8.in
+++ b/e2fsck/e2fsck.8.in
@@ -40,9 +40,14 @@ suggested that people use
option whenever possible.
.TP
.I -b superblock
-Instead of using the normal superblock, use the alternative superblock
+Instead of using the normal superblock, use an alternative superblock
specified by
-.IR superblock .
+.IR superblock . This option is normally used when the primary superblock
+has been corrupted; most filesystems have primary superblocks located at
+blocks 8193, 16385, etc. If an alternative superblock is specified and
+the filesystem is not opened read-only, e2fsck will make sure that the
+primary superblock is updated appropriately upon completion of the
+filesystem check.
.TP
.I -B blocksize
Normally,