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Re: [Qemu-devel] scp during migration with vhost fails
From: |
Michael S. Tsirkin |
Subject: |
Re: [Qemu-devel] scp during migration with vhost fails |
Date: |
Wed, 20 Feb 2013 18:48:59 +0200 |
On Wed, Feb 20, 2013 at 04:23:52PM +0200, Michael S. Tsirkin wrote:
> On Fri, Feb 01, 2013 at 06:03:32PM +0800, Jason Wang wrote:
> > Hello all:
> >
> > During testing, I find doing scp during migration with vhost fails with
> > warnings in guest like:
> >
> > Corrupted MAC on input.
> > Disconnecting: Packet corrupt.
> > lost connection
> >
> > Here's the bisect result:
> >
> > Commit a01672d3968cf91208666d371784110bfde9d4f8 kvm: convert to
> > MemoryListener
> > API is the last commit that works well.
> >
> > With commit 04097f7c5957273c578f72b9bd603ba6b1d69e33 vhost: convert to
> > MemoryListener API, guest network is unusable with warning of "bad gso type"
> >
> > With commit d743c382861eaa1e13f503b05aba5a382a7e7f7c vhost: fix incorrect
> > userspace address, guest network is available, but scp during migration may
> > fail.
> >
> > Looks like the issue is related to memory api, any thoughts?
> >
> > Thanks
>
> Tried to reproduce this for a while without success.
> Which command line was used?
>
>
> --
> MST
Could be we are not syncing all that we should?
Does the following hack make the problem go away?
diff --git a/hw/vhost.c b/hw/vhost.c
index 8d41fdb..a7a0412 100644
--- a/hw/vhost.c
+++ b/hw/vhost.c
@@ -69,6 +69,8 @@ static int vhost_sync_dirty_bitmap(struct vhost_dev *dev,
hwaddr end_addr)
{
int i;
+ start_addr = 0x0;
+ end_addr = ~0x0ull;
if (!dev->log_enabled || !dev->started) {
return 0;
- [Qemu-devel] scp during migration with vhost fails, Jason Wang, 2013/02/01
- Re: [Qemu-devel] scp during migration with vhost fails, Michael S. Tsirkin, 2013/02/03
- Re: [Qemu-devel] scp during migration with vhost fails, Michael S. Tsirkin, 2013/02/20
- Re: [Qemu-devel] scp during migration with vhost fails,
Michael S. Tsirkin <=
- Re: [Qemu-devel] scp during migration with vhost fails, Jason Wang, 2013/02/21
- Re: [Qemu-devel] scp during migration with vhost fails, Michael S. Tsirkin, 2013/02/21
- Re: [Qemu-devel] scp during migration with vhost fails, Jason Wang, 2013/02/22
- Re: [Qemu-devel] scp during migration with vhost fails, Michael S. Tsirkin, 2013/02/23
- Re: [Qemu-devel] scp during migration with vhost fails, Michael S. Tsirkin, 2013/02/23
- Re: [Qemu-devel] scp during migration with vhost fails, Jason Wang, 2013/02/25
- Re: [Qemu-devel] scp during migration with vhost fails, Jason Wang, 2013/02/25
- Re: [Qemu-devel] scp during migration with vhost fails, Michael S. Tsirkin, 2013/02/25
- Re: [Qemu-devel] scp during migration with vhost fails, Jason Wang, 2013/02/26
- Re: [Qemu-devel] scp during migration with vhost fails, Michael S. Tsirkin, 2013/02/26