On 8/13/19 11:08 AM, Jiri Denemark wrote:
> QEMU 4.0.0 and newer automatically drops caches at the end of migration.
> Let's check for this capability so that we can allow migration when disk
> cache is turned on.
>
> Signed-off-by: Jiri Denemark <jdenemar@xxxxxxxxxx>
> ---
> src/qemu/qemu_capabilities.c | 2 ++
> +++ b/src/qemu/qemu_capabilities.h
> @@ -517,6 +517,7 @@ typedef enum { /* virQEMUCapsFlags grouping marker for syntax-check */
>
> /* 335 */
> QEMU_CAPS_DEVICE_BOCHS_DISPLAY, /* -device bochs-display */
> + QEMU_CAPS_MIGRATION_FILE_DROP_CACHE, /* migration with disk cache on is safe for typ='file' disks */
s/typ/type/
long line, is that a problem?
--
Eric Blake, Principal Software Engineer
Red Hat, Inc. +1-919-301-3226
Virtualization: qemu.org | libvirt.org
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