haraldwolff/qemu-patch-raspberry4
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qmp: block-dirty-bitmap-remove: remove persistent

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Remove persistent bitmap from the storage on block-dirty-bitmap-remove.

Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: John Snow <jsnow@redhat.com>
Message-id: 20170628120530.31251-30-vsementsov@virtuozzo.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Vladimir Sementsov-Ogievskiy 2017-06-28 15:05:29 +03:00 committed by Max Reitz
parent 469c71edc7
commit 5c36c1af27
2 changed files with 12 additions and 1 deletions
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10
blockdev.c
View file

@ -2771,6 +2771,7 @@ void qmp_block_dirty_bitmap_remove(const char *node, const char *name,
{
BlockDriverState *bs;
BdrvDirtyBitmap *bitmap;
Error *local_err = NULL;
bitmap = block_dirty_bitmap_lookup(node, name, &bs, errp);
if (!bitmap || !bs) {
@ -2783,6 +2784,15 @@ void qmp_block_dirty_bitmap_remove(const char *node, const char *name,
name);
return;
}
if (bdrv_dirty_bitmap_get_persistance(bitmap)) {
bdrv_remove_persistent_dirty_bitmap(bs, name, &local_err);
if (local_err != NULL) {
error_propagate(errp, local_err);
return;
}
}
bdrv_dirty_bitmap_make_anon(bitmap);
bdrv_release_dirty_bitmap(bs, bitmap);
}

3
qapi/block-core.json
View file

@ -1593,7 +1593,8 @@
# @block-dirty-bitmap-remove:
#
# Stop write tracking and remove the dirty bitmap that was created
# with block-dirty-bitmap-add.
# with block-dirty-bitmap-add. If the bitmap is persistent, remove it from its
# storage too.
#
# Returns: nothing on success
# If @node is not a valid block device or node, DeviceNotFound