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| author | Anthony Liguori <anthony@codemonkey.ws> | 2013-09-03 12:32:45 -0500 |
|---|---|---|
| committer | Anthony Liguori <anthony@codemonkey.ws> | 2013-09-03 12:32:46 -0500 |
| commit | bb7d4d82b63bbde06c5584f94bfd9ba3b3e5ff3f (patch) | |
| tree | 2c724450460233fefc322c664a9ed89fb862b8cb /docs/specs/qcow2.txt | |
| parent | 5a93d5c2abc719bd44f6c9fbeed88d3cae712606 (diff) | |
| parent | ca0eca91b65c34d6e5f5c77d5c18ed3de5b26139 (diff) | |
| download | qemu-bb7d4d82b63bbde06c5584f94bfd9ba3b3e5ff3f.tar.gz | |
Merge remote-tracking branch 'kwolf/for-anthony' into staging
# By Max Reitz (11) and others
# Via Kevin Wolf
* kwolf/for-anthony: (26 commits)
qemu-iotests: Overlapping cluster allocations
qcow2_check: Mark image consistent
qcow2-refcount: Repair shared refcount blocks
qcow2-refcount: Repair OFLAG_COPIED errors
qcow2-refcount: Move OFLAG_COPIED checks
qcow2: Employ metadata overlap checks
qcow2: Metadata overlap checks
qcow2: Add corrupt bit
qemu-iotests: Snapshotting zero clusters
qcow2-refcount: Snapshot update for zero clusters
option: Add assigned flag to QEMUOptionParameter
gluster: Abort on AIO completion failure
block: Remove old raw driver
switch raw block driver from "raw.o" to "raw_bsd.o"
raw_bsd: register bdrv_raw
raw_bsd: add raw_create_options
raw_bsd: introduce "special members"
raw_bsd: add raw_create()
raw_bsd: emit debug events in bdrv_co_readv() and bdrv_co_writev()
add skeleton for BSD licensed "raw" BlockDriver
...
Message-id: 1378111792-20436-1-git-send-email-kwolf@redhat.com
Signed-off-by: Anthony Liguori <anthony@codemonkey.ws>
Diffstat (limited to 'docs/specs/qcow2.txt')
| -rw-r--r-- | docs/specs/qcow2.txt | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/docs/specs/qcow2.txt b/docs/specs/qcow2.txt index 36a559d886..33eca360cc 100644 --- a/docs/specs/qcow2.txt +++ b/docs/specs/qcow2.txt @@ -80,7 +80,12 @@ in the description of a field. tables to repair refcounts before accessing the image. - Bits 1-63: Reserved (set to 0) + Bit 1: Corrupt bit. If this bit is set then any data + structure may be corrupt and the image must not + be written to (unless for regaining + consistency). + + Bits 2-63: Reserved (set to 0) 80 - 87: compatible_features Bitmask of compatible features. An implementation can |