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qcow2: Return error for snapshot operation with data file
authorKevin Wolf <[email protected]>
Wed, 27 Feb 2019 16:25:08 +0000 (17:25 +0100)
committerKevin Wolf <[email protected]>
Fri, 8 Mar 2019 11:26:46 +0000 (12:26 +0100)
commitaa8b34c1b21b8a977de0293cfba9fb91ed14350d
treeee6d67aeae6b5e570da8cb83cbb249e0fcdc351atree | snapshot
parent966b000f49c3f44d2853d691f6bbc2a4e1f2d0b0commit | diff
qcow2: Return error for snapshot operation with data file

Internal snapshots and an external data file are incompatible because
snapshots require refcounting and non-linear mapping. Return an error
for all of the snapshot operations if an external data file is in use.

Signed-off-by: Kevin Wolf <[email protected]>
block/qcow2-snapshot.c diff | blob | blame | history
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