Re: PowerPC agpmode issues

2016-10-08 Thread Herminio Hernandez, Jr.
Performed an apt dist-upgrade and rebooted with agpmode=4 and still the GPU is failing with errors. Should I proceed to place a bug report on this? Herminio On Tue, Sep 20, 2016 at 11:20 PM, Herminio Hernandez, Jr. < herminio.hernande...@gmail.com> wrote: > I am still getting errors even with ra

Re: CPU hotplug hits oops in select_idle_sibling()

2016-10-08 Thread Anton Blanchard
Hi Peter, > > I updated to mainline as of today and tried CPU hotplug via the > > ppc64_cpu tool: > > http://lkml.kernel.org/r/1475922278-3306-1-git-send-email-wanpeng...@hotmail.com Thanks, this fixes the issue for me. Anton

Re: sysrq-b fails miserably to reboot PowerNV box

2016-10-08 Thread Benjamin Herrenschmidt
On Sat, 2016-10-08 at 22:16 +1100, Anton Blanchard wrote: > Hi, > > Unfortunately sysrq-b seems to tie us up in knots, instead of > rebooting > the box. This is mainline from today. Argh yeah reboot from interrupt context, what a PITA... ppc_md.machine_shutdown is called which is supposed to be

Re: Commit 1b7898ee276b "powerpc/boot: Use the pre-boot decompression API" breaks boot

2016-10-08 Thread Heiner Kallweit
Am 07.10.2016 um 21:26 schrieb Heiner Kallweit: > Am 07.10.2016 um 07:51 schrieb Oliver O'Halloran: >> Hi, Heiner >> >> Could you send me a copy of the kernel .config (or which defconfig) >> that you're using, the name of the HW platform that you're using and >> if possible the kernel image itself?

Re: CPU hotplug hits oops in select_idle_sibling()

2016-10-08 Thread Peter Zijlstra
On Sat, Oct 08, 2016 at 10:07:33PM +1100, Anton Blanchard wrote: > Hi, > > I updated to mainline as of today and tried CPU hotplug via the ppc64_cpu > tool: http://lkml.kernel.org/r/1475922278-3306-1-git-send-email-wanpeng...@hotmail.com

[PATCH] Fix loading of module radeonfb on PowerMac

2016-10-08 Thread Mathieu Malaterre
When the linux kernel is build with (typical kernel ship with Debian installer): CONFIG_FB_OF=y CONFIG_VT_HW_CONSOLE_BINDING=y CONFIG_FB_RADEON=m The offb driver takes precedence over module radeonfb. It is then impossible to load the module, error reported is: [ 96.551486] radeonfb :00:10

sysrq-b fails miserably to reboot PowerNV box

2016-10-08 Thread Anton Blanchard
Hi, Unfortunately sysrq-b seems to tie us up in knots, instead of rebooting the box. This is mainline from today. Anton -- Trying to free IRQ 17 from IRQ context! [ cut here ] WARNING: CPU: 32 PID: 0 at kernel/irq/manage.c:1460 __free_irq+0x298/0x380 Modules linked in: kv

CPU hotplug hits oops in select_idle_sibling()

2016-10-08 Thread Anton Blanchard
Hi, I updated to mainline as of today and tried CPU hotplug via the ppc64_cpu tool: # ppc64_cpu --smt=off Segmentation fault Looks like a NULL pointer in select_idle_sibling(): Unable to handle kernel paging request for data at address 0x0078 Faulting instruction address: 0xc0101520

Re: [PATCH] wan/fsl_ucc_hdlc: Fix size used in dma_free_coherent()

2016-10-08 Thread Christophe LEROY
Le 07/10/2016 à 22:58, Christophe JAILLET a écrit : Size used with 'dma_alloc_coherent()' and 'dma_free_coherent()' should be consistent. Here, the size of a pointer is used in dma_alloc... and the size of the pointed structure is used in dma_free... This has been spotted with coccinelle, usin