Re: [Qemu-devel] [PATCH 0/2] qcow2: Discard VM state in active L1 after creating snapshot

[Max Reitz]

On 2013-09-06 12:32, Kevin Wolf wrote:
> This series fixes that 'savevm' becomes much slower after the first snapshot.
> The reason is unnecessary COW for the VM state, which is now avoided.
>
> Kevin Wolf (2):
>    qcow2: Pass discard type to qcow2_discard_clusters()
>    qcow2: Discard VM state in active L1 after creating snapshot
>
>   block/qcow2-cluster.c  | 8 ++++----
>   block/qcow2-snapshot.c | 7 +++++++
>   block/qcow2.c          | 7 +------
>   block/qcow2.h          | 7 ++++++-
>   4 files changed, 18 insertions(+), 11 deletions(-)

Reviewed-by: Max Reitz <address@hidden>