Re: [for-5.0 PATCH 0/4] ppc: Fix interrupt controller emulation

2019-12-09 Thread Greg Kurz
On Mon, 9 Dec 2019 12:07:35 +0100 Cornelia Huck wrote: > On Mon, 9 Dec 2019 11:59:47 +0100 > Greg Kurz wrote: > > > On Mon, 9 Dec 2019 12:14:28 +1100 > > David Gibson wrote: > > > > > On Wed, Dec 04, 2019 at 08:43:31PM +0100, Greg Kurz wrote: > > > > Guest hangs have been observed recently

Re: [for-5.0 PATCH 0/4] ppc: Fix interrupt controller emulation

2019-12-09 Thread Cornelia Huck
On Mon, 9 Dec 2019 11:59:47 +0100 Greg Kurz wrote: > On Mon, 9 Dec 2019 12:14:28 +1100 > David Gibson wrote: > > > On Wed, Dec 04, 2019 at 08:43:31PM +0100, Greg Kurz wrote: > > > Guest hangs have been observed recently on POWER9 hosts, specifically > > > LC92x > > > "Boston" systems, when t

Re: [for-5.0 PATCH 0/4] ppc: Fix interrupt controller emulation

2019-12-09 Thread Greg Kurz
On Mon, 9 Dec 2019 12:14:28 +1100 David Gibson wrote: > On Wed, Dec 04, 2019 at 08:43:31PM +0100, Greg Kurz wrote: > > Guest hangs have been observed recently on POWER9 hosts, specifically LC92x > > "Boston" systems, when the guests are being rebooted multiple times. The > > issue isn't POWER9 sp

Re: [for-5.0 PATCH 0/4] ppc: Fix interrupt controller emulation

2019-12-08 Thread David Gibson
On Wed, Dec 04, 2019 at 08:43:31PM +0100, Greg Kurz wrote: > Guest hangs have been observed recently on POWER9 hosts, specifically LC92x > "Boston" systems, when the guests are being rebooted multiple times. The > issue isn't POWER9 specific though. It is caused by a very long standing bug > when u