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authorAlberto Garcia <berto@igalia.com>2020-07-10 18:13:13 +0200
committerMax Reitz <mreitz@redhat.com>2020-08-25 09:19:55 +0200
commit7be20252588422ab92464250d60063997ad29d59 (patch)
treed8d9a57814d83b49d9c9e4bcf12750eb95a3a1a6 /include/block
parent40dee94320c9d76a656bd799870f9a81cf520b60 (diff)
qcow2: Add the 'extended_l2' option and the QCOW2_INCOMPAT_EXTL2 bit
Now that the implementation of subclusters is complete we can finally add the necessary options to create and read images with this feature, which we call "extended L2 entries". Signed-off-by: Alberto Garcia <berto@igalia.com> Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Message-Id: <6476caaa73216bd05b7bb2d504a20415e1665176.1594396418.git.berto@igalia.com> [mreitz: %s/5\.1/5.2/; fixed 302's and 303's reference output] Signed-off-by: Max Reitz <mreitz@redhat.com>
Diffstat (limited to 'include/block')
-rw-r--r--include/block/block_int.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/block/block_int.h b/include/block/block_int.h
index 38dec0275b..9da7a42927 100644
--- a/include/block/block_int.h
+++ b/include/block/block_int.h
@@ -59,6 +59,7 @@
#define BLOCK_OPT_DATA_FILE "data_file"
#define BLOCK_OPT_DATA_FILE_RAW "data_file_raw"
#define BLOCK_OPT_COMPRESSION_TYPE "compression_type"
+#define BLOCK_OPT_EXTL2 "extended_l2"
#define BLOCK_PROBE_BUF_SIZE 512