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specs/qcow2: fix bitmap granularity qemu-specific note 

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 20170628120530.31251-2-vsementsov@virtuozzo.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2017-06-28 15:05:01 +03:00 committed by Max Reitz
parent 5ce6bfe255
commit b5d1f15488
1 changed files with 1 additions and 2 deletions
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docs/interop/qcow2.txt
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@ -575,8 +575,7 @@ Structure of a bitmap directory entry:
17: granularity_bits
Granularity bits. Valid values: 0 - 63.
Note: Qemu currently doesn't support granularity_bits
greater than 31.
Note: Qemu currently supports only values 9 - 31.
Granularity is calculated as
granularity = 1 << granularity_bits