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authorPeter Maydell <peter.maydell@linaro.org>2020-07-28 14:38:17 +0100
committerPeter Maydell <peter.maydell@linaro.org>2020-07-28 14:38:17 +0100
commit264991512193ee50e27d43e66f832d5041cf3b28 (patch)
tree1576995ac48671469cb568d9c6ecae70fa3a8f6f /block
parent1b242c3b1ec7c6011901b4f3b4b0876e31746afb (diff)
parent37931e006f05cb768b78dcc47453b13f76ea43c5 (diff)
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Merge remote-tracking branch 'remotes/ericb/tags/pull-bitmaps-2020-07-27' into staging
bitmaps patches for 2020-07-27 - Improve handling of various post-copy bitmap migration scenarios. A lost bitmap should merely mean that the next backup must be full rather than incremental, rather than abruptly breaking the entire guest migration. - Associated iotest improvements # gpg: Signature made Mon 27 Jul 2020 21:46:17 BST # gpg: using RSA key 71C2CC22B1C4602927D2F3AAA7A16B4A2527436A # gpg: Good signature from "Eric Blake <eblake@redhat.com>" [full] # gpg: aka "Eric Blake (Free Software Programmer) <ebb9@byu.net>" [full] # gpg: aka "[jpeg image of size 6874]" [full] # Primary key fingerprint: 71C2 CC22 B1C4 6029 27D2 F3AA A7A1 6B4A 2527 436A * remotes/ericb/tags/pull-bitmaps-2020-07-27: (24 commits) migration: Fix typos in bitmap migration comments iotests: Adjust which migration tests are quick qemu-iotests/199: add source-killed case to bitmaps postcopy qemu-iotests/199: add early shutdown case to bitmaps postcopy qemu-iotests/199: check persistent bitmaps qemu-iotests/199: prepare for new test-cases addition migration/savevm: don't worry if bitmap migration postcopy failed migration/block-dirty-bitmap: cancel migration on shutdown migration/block-dirty-bitmap: relax error handling in incoming part migration/block-dirty-bitmap: keep bitmap state for all bitmaps migration/block-dirty-bitmap: simplify dirty_bitmap_load_complete migration/block-dirty-bitmap: rename finish_lock to just lock migration/block-dirty-bitmap: refactor state global variables migration/block-dirty-bitmap: move mutex init to dirty_bitmap_mig_init migration/block-dirty-bitmap: rename dirty_bitmap_mig_cleanup migration/block-dirty-bitmap: rename state structure types migration/block-dirty-bitmap: fix dirty_bitmap_mig_before_vm_start qemu-iotests/199: increase postcopy period qemu-iotests/199: change discard patterns qemu-iotests/199: improve performance: set bitmap by discard ... Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'block')
-rw-r--r--block/qcow2.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/qcow2.c b/block/qcow2.c
index fadf342..6ad6bdc 100644
--- a/block/qcow2.c
+++ b/block/qcow2.c
@@ -66,7 +66,7 @@ typedef struct {
} QEMU_PACKED QCowExtension;
#define QCOW2_EXT_MAGIC_END 0
-#define QCOW2_EXT_MAGIC_BACKING_FORMAT 0xE2792ACA
+#define QCOW2_EXT_MAGIC_BACKING_FORMAT 0xe2792aca
#define QCOW2_EXT_MAGIC_FEATURE_TABLE 0x6803f857
#define QCOW2_EXT_MAGIC_CRYPTO_HEADER 0x0537be77
#define QCOW2_EXT_MAGIC_BITMAPS 0x23852875