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qmp: add autoload parameter to block-dirty-bitmap-add
Optional. Default is false. Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com> Signed-off-by: Denis V. Lunev <den@openvz.org> Reviewed-by: Max Reitz <mreitz@redhat.com> Reviewed-by: John Snow <jsnow@redhat.com> Message-id: 20170628120530.31251-25-vsementsov@virtuozzo.com Signed-off-by: Max Reitz <mreitz@redhat.com>
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parent
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commit
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18
blockdev.c
18
blockdev.c
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@ -1984,6 +1984,7 @@ static void block_dirty_bitmap_add_prepare(BlkActionState *common,
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qmp_block_dirty_bitmap_add(action->node, action->name,
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action->has_granularity, action->granularity,
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action->has_persistent, action->persistent,
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action->has_autoload, action->autoload,
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&local_err);
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if (!local_err) {
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@ -2710,6 +2711,7 @@ out:
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void qmp_block_dirty_bitmap_add(const char *node, const char *name,
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bool has_granularity, uint32_t granularity,
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bool has_persistent, bool persistent,
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bool has_autoload, bool autoload,
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Error **errp)
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{
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BlockDriverState *bs;
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@ -2739,6 +2741,15 @@ void qmp_block_dirty_bitmap_add(const char *node, const char *name,
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if (!has_persistent) {
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persistent = false;
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}
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if (!has_autoload) {
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autoload = false;
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}
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if (has_autoload && !persistent) {
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error_setg(errp, "Autoload flag must be used only for persistent "
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"bitmaps");
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return;
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}
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if (persistent &&
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!bdrv_can_store_new_dirty_bitmap(bs, name, granularity, errp))
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@ -2747,9 +2758,12 @@ void qmp_block_dirty_bitmap_add(const char *node, const char *name,
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}
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bitmap = bdrv_create_dirty_bitmap(bs, granularity, name, errp);
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if (bitmap != NULL) {
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bdrv_dirty_bitmap_set_persistance(bitmap, persistent);
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if (bitmap == NULL) {
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return;
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}
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bdrv_dirty_bitmap_set_persistance(bitmap, persistent);
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bdrv_dirty_bitmap_set_autoload(bitmap, autoload);
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}
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void qmp_block_dirty_bitmap_remove(const char *node, const char *name,
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@ -1558,11 +1558,15 @@
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# Qcow2 disks support persistent bitmaps. Default is false for
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# block-dirty-bitmap-add. (Since: 2.10)
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#
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# @autoload: the bitmap will be automatically loaded when the image it is stored
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# in is opened. This flag may only be specified for persistent
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# bitmaps. Default is false for block-dirty-bitmap-add. (Since: 2.10)
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#
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# Since: 2.4
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##
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{ 'struct': 'BlockDirtyBitmapAdd',
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'data': { 'node': 'str', 'name': 'str', '*granularity': 'uint32',
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'*persistent': 'bool' } }
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'*persistent': 'bool', '*autoload': 'bool' } }
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##
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# @block-dirty-bitmap-add:
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