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qemuBlockStorageSourceGetBlockdevStorageSliceProps: Allow turning the slice layer into effective blockdev layer

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Allow using the slice layer as effective layer once we stop formatting
the unnecessary 'raw' driver.

Signed-off-by: Peter Krempa <pkrempa@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
This commit is contained in:
Peter Krempa 2023-11-03 14:21:11 +01:00
parent 7f19a55a9e
commit b27e8b5a0b
1 changed files with 13 additions and 3 deletions
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16
src/qemu/qemu_block.c
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@ -1448,8 +1448,18 @@ qemuBlockStorageSourceGetFormatProps(virStorageSource *src,
} }
/**
* qemuBlockStorageSourceGetBlockdevStorageSliceProps:
* @src: storage source object
* @effective: Whether this blockdev will be the 'effective' layer of @src
*
* Formats the JSON object representing -blockdev configuration required to
* configure a 'slice' of @src. If @effective is true, the slice layer is the
* topmost/effective blockdev layer of @src.
*/
static virJSONValue * static virJSONValue *
qemuBlockStorageSourceGetBlockdevStorageSliceProps(virStorageSource *src) qemuBlockStorageSourceGetBlockdevStorageSliceProps(virStorageSource *src,
bool effective)
{ {
g_autoptr(virJSONValue) props = NULL; g_autoptr(virJSONValue) props = NULL;
@ -1464,7 +1474,7 @@ qemuBlockStorageSourceGetBlockdevStorageSliceProps(virStorageSource *src)
if (qemuBlockStorageSourceAddBlockdevCommonProps(&props, if (qemuBlockStorageSourceAddBlockdevCommonProps(&props,
src, src,
src->sliceStorage->nodename, src->sliceStorage->nodename,
false) < 0) effective) < 0)
return NULL; return NULL;
return g_steal_pointer(&props); return g_steal_pointer(&props);
@ -1536,7 +1546,7 @@ qemuBlockStorageSourceAttachPrepareBlockdev(virStorageSource *src,
data->formatNodeName = qemuBlockStorageSourceGetFormatNodename(src); data->formatNodeName = qemuBlockStorageSourceGetFormatNodename(src);
if ((data->storageSliceNodeName = qemuBlockStorageSourceGetSliceNodename(src))) { if ((data->storageSliceNodeName = qemuBlockStorageSourceGetSliceNodename(src))) {
if (!(data->storageSliceProps = qemuBlockStorageSourceGetBlockdevStorageSliceProps(src))) if (!(data->storageSliceProps = qemuBlockStorageSourceGetBlockdevStorageSliceProps(src, false)))
return NULL; return NULL;
} }