Commit b348c262 authored by Vladimir Sementsov-Ogievskiy's avatar Vladimir Sementsov-Ogievskiy Committed by Max Reitz
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specs/qcow2: do not use wording 'bitmap header' 



A bitmap directory entry is sometimes called a 'bitmap header'. This
patch leaves only one name - 'bitmap directory entry'. The name 'bitmap
header' creates misunderstandings with 'qcow2 header' and 'qcow2 bitmap
header extension' (which is extension of qcow2 header)

Signed-off-by: default avatarVladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: default avatarEric Blake <eblake@redhat.com>
Reviewed-by: default avatarJohn Snow <jsnow@redhat.com>
Message-id: 20170628120530.31251-3-vsementsov@virtuozzo.com
Signed-off-by: default avatarMax Reitz <mreitz@redhat.com>
parent b5d1f154

docs/interop/qcow2.txt

+2 −3
Original line number Diff line number Diff line
@@ -203,7 +203,7 @@ The fields of the bitmaps extension are: 


          8 - 15:  bitmap_directory_size

                   Size of the bitmap directory in bytes. It is the cumulative

                   size of all (nb_bitmaps) bitmap headers.

                   size of all (nb_bitmaps) bitmap directory entries.



         16 - 23:  bitmap_directory_offset

                   Offset into the image file at which the bitmap directory
@@ -529,8 +529,7 @@ Each bitmap saved in the image is described in a bitmap directory entry. The 
bitmap directory is a contiguous area in the image file, whose starting offset

and length are given by the header extension fields bitmap_directory_offset and

bitmap_directory_size. The entries of the bitmap directory have variable

length, depending on the lengths of the bitmap name and extra data. These

entries are also called bitmap headers.

length, depending on the lengths of the bitmap name and extra data.



Structure of a bitmap directory entry: