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| author | Andrey Shinkevich <andrey.shinkevich@virtuozzo.com> | 2019-02-08 18:06:07 +0300 |
|---|---|---|
| committer | Eric Blake <eblake@redhat.com> | 2019-02-11 14:35:43 -0600 |
| commit | b8968c875f4030dd6924d6971bb3d92dfa3d2f65 (patch) | |
| tree | 2faef1ceb11b64be4ade3fb50a4e6e34bbe7afc5 /block/qcow2.c | |
| parent | 1bf6e9ca9234e1dbcaa18baa06eca9d55cc2dbbb (diff) | |
| download | qemu-b8968c875f4030dd6924d6971bb3d92dfa3d2f65.zip qemu-b8968c875f4030dd6924d6971bb3d92dfa3d2f65.tar.gz qemu-b8968c875f4030dd6924d6971bb3d92dfa3d2f65.tar.bz2 | |
qcow2: Add list of bitmaps to ImageInfoSpecificQCow2
In the 'Format specific information' section of the 'qemu-img info'
command output, the supplemental information about existing QCOW2
bitmaps will be shown, such as a bitmap name, flags and granularity:
image: /vz/vmprivate/VM1/harddisk.hdd
file format: qcow2
virtual size: 64G (68719476736 bytes)
disk size: 3.0M
cluster_size: 1048576
Format specific information:
compat: 1.1
lazy refcounts: true
bitmaps:
[0]:
flags:
[0]: in-use
[1]: auto
name: back-up1
granularity: 65536
[1]:
flags:
[0]: in-use
[1]: auto
name: back-up2
granularity: 65536
refcount bits: 16
corrupt: false
Signed-off-by: Andrey Shinkevich <andrey.shinkevich@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-Id: <1549638368-530182-3-git-send-email-andrey.shinkevich@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Diffstat (limited to 'block/qcow2.c')
| -rw-r--r-- | block/qcow2.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/block/qcow2.c b/block/qcow2.c index bcb80d0..65a54c9 100644 --- a/block/qcow2.c +++ b/block/qcow2.c @@ -4387,7 +4387,7 @@ static ImageInfoSpecific *qcow2_get_specific_info(BlockDriverState *bs, spec_info = g_new(ImageInfoSpecific, 1); *spec_info = (ImageInfoSpecific){ .type = IMAGE_INFO_SPECIFIC_KIND_QCOW2, - .u.qcow2.data = g_new(ImageInfoSpecificQCow2, 1), + .u.qcow2.data = g_new0(ImageInfoSpecificQCow2, 1), }; if (s->qcow_version == 2) { *spec_info->u.qcow2.data = (ImageInfoSpecificQCow2){ @@ -4395,6 +4395,13 @@ static ImageInfoSpecific *qcow2_get_specific_info(BlockDriverState *bs, .refcount_bits = s->refcount_bits, }; } else if (s->qcow_version == 3) { + Qcow2BitmapInfoList *bitmaps; + bitmaps = qcow2_get_bitmap_info_list(bs, &local_err); + if (local_err) { + error_propagate(errp, local_err); + qapi_free_ImageInfoSpecific(spec_info); + return NULL; + } *spec_info->u.qcow2.data = (ImageInfoSpecificQCow2){ .compat = g_strdup("1.1"), .lazy_refcounts = s->compatible_features & @@ -4404,6 +4411,8 @@ static ImageInfoSpecific *qcow2_get_specific_info(BlockDriverState *bs, QCOW2_INCOMPAT_CORRUPT, .has_corrupt = true, .refcount_bits = s->refcount_bits, + .has_bitmaps = !!bitmaps, + .bitmaps = bitmaps, }; } else { /* if this assertion fails, this probably means a new version was |