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| author | Jason Wang <jasowang@redhat.com> | 2019-07-10 11:52:53 +0800 |
|---|---|---|
| committer | Jason Wang <jasowang@redhat.com> | 2019-07-29 16:29:30 +0800 |
| commit | f46efa9b0895a7ff8ed0b4e874aee52a49f2a878 (patch) | |
| tree | 2fc9f3370beef37dbf12990d4a7536121eb4f774 /hw | |
| parent | fff3159900d2b95613a9cb75fc3703e67a674729 (diff) | |
| download | qemu-f46efa9b0895a7ff8ed0b4e874aee52a49f2a878.zip qemu-f46efa9b0895a7ff8ed0b4e874aee52a49f2a878.tar.gz qemu-f46efa9b0895a7ff8ed0b4e874aee52a49f2a878.tar.bz2 | |
e1000: don't raise interrupt in pre_save()
We should not raise any interrupt after VM has been stopped but this
is what e1000 currently did when mit timer is active in
pre_save(). Fixing this by scheduling a timer in post_load() which can
make sure the interrupt was raised when VM is running.
Reported-and-tested-by: Longpeng <longpeng2@huawei.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/net/e1000.c | 8 |
1 files changed, 2 insertions, 6 deletions
diff --git a/hw/net/e1000.c b/hw/net/e1000.c index 1dc1466..a023ceb 100644 --- a/hw/net/e1000.c +++ b/hw/net/e1000.c @@ -1381,11 +1381,6 @@ static int e1000_pre_save(void *opaque) E1000State *s = opaque; NetClientState *nc = qemu_get_queue(s->nic); - /* If the mitigation timer is active, emulate a timeout now. */ - if (s->mit_timer_on) { - e1000_mit_timer(s); - } - /* * If link is down and auto-negotiation is supported and ongoing, * complete auto-negotiation immediately. This allows us to look @@ -1423,7 +1418,8 @@ static int e1000_post_load(void *opaque, int version_id) s->mit_irq_level = false; } s->mit_ide = 0; - s->mit_timer_on = false; + s->mit_timer_on = true; + timer_mod(s->mit_timer, qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) + 1); /* nc.link_down can't be migrated, so infer link_down according * to link status bit in mac_reg[STATUS]. |