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Commit c631ee65 authored by Max Reitz's avatar Max Reitz Committed by Michael Roth
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qcow2: Set MIN_L2_CACHE_SIZE to 2



The L2 cache must cover at least two L2 tables, because during COW two
L2 tables are accessed simultaneously.

Reported-by: default avatarAlexander Graf <agraf@suse.de>
Cc: qemu-stable <qemu-stable@nongnu.org>
Signed-off-by: default avatarMax Reitz <mreitz@redhat.com>
Tested-by: default avatarAlexander Graf <agraf@suse.de>
Reviewed-by: default avatarAlberto Garcia <berto@igalia.com>
Signed-off-by: default avatarKevin Wolf <kwolf@redhat.com>
(cherry picked from commit 57e21669)
Signed-off-by: default avatarMichael Roth <mdroth@linux.vnet.ibm.com>
parent b153c8d3
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