PR KVM and TM issues

2016-04-03 Thread Anton Blanchard via Linuxppc-dev
Hi, I can't get an Ubuntu Wily guest to boot on an Ubuntu Wily host in PR KVM mode. The kernel in both cases is 4.2. To reproduce: wget -N https://cloud-images.ubuntu.com/wily/current/wily-server-cloudimg-ppc64el-disk1.img qemu-system-ppc64 -cpu POWER8 -enable-kvm -machine pseries,kvm-type=PR -

Re: [v7, 3/5] dt: move guts devicetree doc out of powerpc directory

2016-04-03 Thread Rob Herring
On Fri, Apr 01, 2016 at 11:07:29AM +0800, Yangbo Lu wrote: > Move guts devicetree doc to Documentation/devicetree/bindings/soc/fsl/ > since it's used by not only PowerPC but also ARM. And add a specification > for 'little-endian' property. > > Signed-off-by: Yangbo Lu > --- > Changes for v2: >

Re: [PATCH v4 2/5] printk/nmi: use IRQ work only when ready

2016-04-03 Thread Sergey Senozhatsky
Hello, On (03/30/16 17:53), Petr Mladek wrote: > NMIs could happen at any time. This patch makes sure that the safe > printk() in NMI will schedule IRQ work only when the related structs are > initialized. > > All pending messages are flushed when the IRQ work is being initialized. so, does thi

Re: [PATCH v4 5/5] printk/nmi: flush NMI messages on the system panic

2016-04-03 Thread Sergey Senozhatsky
Hello, On (03/31/16 14:36), Petr Mladek wrote: [..] > #ifdef CONFIG_PRINTK_NMI > +#define deferred_console_in_nmi() in_nmi() > #else > +#define deferred_console_in_nmi() 0 [..] > + if (!in_sched && !deferred_console_in_nmi()) { > lockdep_off(); > /* >

Re: [PATCH v4 1/5] printk/nmi: generic solution for safe printk in NMI

2016-04-03 Thread Sergey Senozhatsky
Hello, On (03/30/16 17:53), Petr Mladek wrote: [..] > @@ -67,10 +67,12 @@ extern void irq_exit(void); > preempt_count_add(NMI_OFFSET + HARDIRQ_OFFSET); \ > rcu_nmi_enter();\ > trace_hardirq_enter();