06df2e692a
The only remaining special case is postcopy. It cannot handle concurrent discards yet, which would result in requesting already sent pages from the source. Special-case it in virtio-balloon instead. Introduce migration_in_incoming_postcopy(), to find out if incoming postcopy is active. Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Cc: "Michael S. Tsirkin" <mst@redhat.com> Cc: Juan Quintela <quintela@redhat.com> Cc: "Dr. David Alan Gilbert" <dgilbert@redhat.com> Signed-off-by: David Hildenbrand <david@redhat.com> Message-Id: <20200626072248.78761-7-david@redhat.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
28 lines
671 B
C
28 lines
671 B
C
/*
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* Balloon
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*
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* Copyright IBM, Corp. 2008
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*
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* Authors:
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* Anthony Liguori <aliguori@us.ibm.com>
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*
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* This work is licensed under the terms of the GNU GPL, version 2. See
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* the COPYING file in the top-level directory.
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*
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*/
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#ifndef QEMU_BALLOON_H
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#define QEMU_BALLOON_H
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#include "exec/cpu-common.h"
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#include "qapi/qapi-types-misc.h"
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typedef void (QEMUBalloonEvent)(void *opaque, ram_addr_t target);
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typedef void (QEMUBalloonStatus)(void *opaque, BalloonInfo *info);
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int qemu_add_balloon_handler(QEMUBalloonEvent *event_func,
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QEMUBalloonStatus *stat_func, void *opaque);
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void qemu_remove_balloon_handler(void *opaque);
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#endif
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