Commit 7b343530 authored by zhanghailiang's avatar zhanghailiang Committed by Jason Wang
Browse files

COLO: notify net filters about checkpoint/failover event 



Notify all net filters about the checkpoint and failover event.

Signed-off-by: default avatarzhanghailiang <zhang.zhanghailiang@huawei.com>
Reviewed-by: default avatarDr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: default avatarJason Wang <jasowang@redhat.com>
parent 24525e93

migration/colo.c

+15 −0
Original line number Diff line number Diff line
@@ -31,6 +31,7 @@ 
#include "qapi/qapi-events-migration.h"

#include "qapi/qmp/qerror.h"

#include "sysemu/cpus.h"

#include "net/filter.h"



static bool vmstate_loading;

static Notifier packets_compare_notifier;
@@ -83,6 +84,12 @@ static void secondary_vm_do_failover(void) 
        error_report_err(local_err);

    }



    /* Notify all filters of all NIC to do checkpoint */

    colo_notify_filters_event(COLO_EVENT_FAILOVER, &local_err);

    if (local_err) {

        error_report_err(local_err);

    }



    if (!autostart) {

        error_report("\"-S\" qemu option will be ignored in secondary side");

        /* recover runstate to normal migration finish state */
@@ -782,6 +789,14 @@ void *colo_process_incoming_thread(void *opaque) 
            goto out;

        }



        /* Notify all filters of all NIC to do checkpoint */

        colo_notify_filters_event(COLO_EVENT_CHECKPOINT, &local_err);



        if (local_err) {

            qemu_mutex_unlock_iothread();

            goto out;

        }



        vmstate_loading = false;

        vm_start();

        trace_colo_vm_state_change("stop", "run");