From: Artem Blagodarenko <artem.blagodarenko@xxxxxxxxxxx> Add manual page for e2image -b option. Signed-off-by: Artem Blagodarenko <artem.blagodarenko@xxxxxxxxx> --- misc/e2image.8.in | 32 ++++++++++++++++++++++++++++++++ 1 file changed, 32 insertions(+) diff --git a/misc/e2image.8.in b/misc/e2image.8.in index f28a76ea..d6125bb4 100644 --- a/misc/e2image.8.in +++ b/misc/e2image.8.in @@ -11,6 +11,14 @@ e2image \- Save critical ext2/ext3/ext4 filesystem metadata to a file .B \-r|Q ] [ +.B \-b +.I superblock +] +[ +.B \-B +.I blocksize +] +[ .B \-fr ] .I device @@ -167,6 +175,22 @@ the option will prevent analysis of problems related to hash-tree indexed directories. .PP +Option +.B \-b +.I superblock +can be used to get image from partition with broken primary superblock. +The partition is copied as is including broken primary superblock. +.PP +Option +.B \-B +.I blocksize +can be used to set superblock block size. Normally, e2fsck will search +for the superblock at various different block sizes in an attempt to find +the appropriate blocksize. This search can be fooled in some cases. This +option forces e2fsck to only try locating the superblock at a particular +blocksize. If the superblock is not found, e2fsck will terminate with a +fatal error. +.PP Note that this will work even if you substitute "/dev/hda1" for another raw disk image, or QCOW2 image previously created by .BR e2image . @@ -217,6 +241,14 @@ This can be useful to write a qcow2 image containing all data to a sparse image file where it can be loop mounted, or to a disk partition. Note that this may not work with qcow2 images not generated by e2image. .PP +Options +.B \-b +.I superblock +and +.B \-B +.I blocksize +can be used same way as for raw images. +.PP .SH INCLUDING DATA Normally .B e2image -- 2.13.6 (Apple Git-96)
