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Re: [PATCH v4 08/11] qemu: process: Handle transient disks on VM startup



On Thu, Sep 24, 2020 at 01:43:55PM +0200, Peter Krempa wrote:
> From: Masayoshi Mizuma <m mizuma jp fujitsu com>
> 
> Add overlays after the VM starts before we start executing guest code.
> 
> Signed-off-by: Masayoshi Mizuma <m mizuma jp fujitsu com>
> Signed-off-by: Peter Krempa <pkrempa redhat com>
> ---
>  src/qemu/qemu_process.c | 5 +++++
>  1 file changed, 5 insertions(+)
> 
> diff --git a/src/qemu/qemu_process.c b/src/qemu/qemu_process.c
> index ffb3afa9c5..9122069cc9 100644
> --- a/src/qemu/qemu_process.c
> +++ b/src/qemu/qemu_process.c
> @@ -60,6 +60,7 @@
>  #include "qemu_firmware.h"
>  #include "qemu_backup.h"
>  #include "qemu_dbus.h"
> +#include "qemu_snapshot.h"
> 
>  #include "cpu/cpu.h"
>  #include "cpu/cpu_x86.h"
> @@ -7077,6 +7078,10 @@ qemuProcessLaunch(virConnectPtr conn,
>          qemuProcessAutoDestroyAdd(driver, vm, conn) < 0)
>          goto cleanup;
> 
> +    VIR_DEBUG("Setting up transient disk");
> +    if (qemuSnapshotCreateDisksTransient(vm, asyncJob) < 0)
> +        goto cleanup;
> +
>      ret = 0;
> 
>   cleanup:
> -- 

Tested-by: Masayoshi Mizuma <m mizuma jp fujitsu com>

Thanks a lot!
Masa


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