Re: [Qemu-devel] [PATCH 1/1] migration: announce VM's new home just before VM is runnable

2015-10-14 Thread Amit Shah
On (Wed) 14 Oct 2015 [17:12:44], Michael S. Tsirkin wrote: > On Wed, Oct 14, 2015 at 03:21:15PM +0200, Juan Quintela wrote: > > Amit Shah wrote: > > > We were announcing the dest host's IP as our new IP a bit too soon -- if > > > there were errors detected after this announcement was done, the > >

Re: [Qemu-devel] [PATCH v2] qapi: Fix regression with '-netdev ?'

2015-10-14 Thread Markus Armbruster
Eric Blake writes: > Commit e36c714e causes 'qemu -netdev ?' to dump core, because the > call to visit_end_union() is no longer conditional on whether > *obj was allocated. > > Reported by Marc-André Lureau > Signed-off-by: Eric Blake > --- > v2: don't depend on unreleased patches > > scripts/

[Qemu-devel] [PULL 3/3] migration: fix deadlock

2015-10-14 Thread Juan Quintela
From: "Denis V. Lunev" Release qemu global mutex before call synchronize_rcu(). synchronize_rcu() waiting for all readers to finish their critical sections. There is at least one critical section in which we try to get QGM (critical section is in address_space_rw() and prepare_mmio_access() is tr

[Qemu-devel] [PULL 1/3] Migration: Generate the completed event only when we complete

2015-10-14 Thread Juan Quintela
From: "Dr. David Alan Gilbert" The current migration-completed event is generated a bit too early, which means that an eager libvirt that's ready to go as soon as it sees the event ends up racing with the actual end of migration. This corresponds to RH bug: https://bugzilla.redhat.com/show_bug.c

[Qemu-devel] [PULL 0/3] Migration pull

2015-10-14 Thread Juan Quintela
Hi Peter This is a pull request with the small fixes from the list, please apply. Later, Juan The following changes since commit c49d3411faae8ffaab8f7e5db47405a008411c10: Merge remote-tracking branch 'remotes/armbru/tags/pull-qapi-2015-10-12' into staging (2015-10-13 10:42:06 +0100) are av

[Qemu-devel] [PULL 2/3] migration: announce VM's new home just before VM is runnable

2015-10-14 Thread Juan Quintela
From: Amit Shah We were announcing the dest host's IP as our new IP a bit too soon -- if there were errors detected after this announcement was done, the migration is failed and the VM could continue running on the src host -- causing problems later. Move around the qemu_announce_self() call so

[Qemu-devel] Connecting netdev to emulated nics.

2015-10-14 Thread sai pavan
Hi, I am debugging an issue, where through one of the nics I am not able to connect to dtcp. So to dig in deep, i was going thought net.c files, and ended-up understanding little. So can i know how does a netdev connects to nic. nd_table[] has some pointers for netdev devices. Where are this act

Re: [Qemu-devel] [PATCH 1/1] migration: announce VM's new home just before VM is runnable

2015-10-14 Thread Juan Quintela
Amit Shah wrote: > On (Wed) 14 Oct 2015 [17:12:44], Michael S. Tsirkin wrote: >> On Wed, Oct 14, 2015 at 03:21:15PM +0200, Juan Quintela wrote: >> > Amit Shah wrote: >> > > We were announcing the dest host's IP as our new IP a bit too soon -- if >> > > there were errors detected after this announ

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