Re: [RFC PATCH v5 2/9] fadump: Reserve the memory for firmware assisted dump.

2011-11-27 Thread Mahesh J. Salgaonkar
On 11/25/2011 04:32 AM, Paul Mackerras wrote: > On Tue, Nov 15, 2011 at 08:43:43PM +0530, Mahesh J Salgaonkar wrote: >> From: Mahesh Salgaonkar >> >> Reserve the memory during early boot to preserve CPU state data, HPTE region >> and RMR region data in case of kernel crash. At the time of crash, p

Re: [PATCH 1/2] [hw-breakpoint] Use generic hw-breakpoint interfaces for new PPC ptrace flags

2011-11-27 Thread David Gibson
[snip] On Wed, Oct 12, 2011 at 11:09:48PM +0530, K.Prasad wrote: > > > + if (bp) { > > > + attr = bp->attr; > > > + attr.bp_addr = (unsigned long)bp_info->addr & > > > ~HW_BREAKPOINT_ALIGN; > > > + arch_bp_generic_fields(dabr & > > > + (DABR_

Re: [PATCH v9 11/13] powerpc: select HAVE_SECCOMP_FILTER and provide seccomp_execve

2011-11-27 Thread Will Drewry
On Sun, Nov 27, 2011 at 6:14 PM, Benjamin Herrenschmidt wrote: > On Tue, 2011-08-30 at 15:28 +1000, Benjamin Herrenschmidt wrote: >> On Thu, 2011-06-23 at 19:36 -0500, Will Drewry wrote: >> > Facilitate the use of CONFIG_SECCOMP_FILTER by wrapping compatibility >> > system call numbering for execv

Re: [PATCH 01/16] pmac_zilog: fix unexpected irq

2011-11-27 Thread Benjamin Herrenschmidt
> Removing ifdefs makes the changes more invasive and the suspend/resume > code then has to be addressed, which I've avoided. > > The suspend/resume code path can't be tested on m68k macs and the common > code paths I can't easily test on a powermac. > > This patch should not be needed because

Re: [PATCH v9 11/13] powerpc: select HAVE_SECCOMP_FILTER and provide seccomp_execve

2011-11-27 Thread Benjamin Herrenschmidt
On Tue, 2011-08-30 at 15:28 +1000, Benjamin Herrenschmidt wrote: > On Thu, 2011-06-23 at 19:36 -0500, Will Drewry wrote: > > Facilitate the use of CONFIG_SECCOMP_FILTER by wrapping compatibility > > system call numbering for execve and selecting HAVE_SECCOMP_FILTER. > > > > v9: rebase on to bccaea

MPIC cleanup series

2011-11-27 Thread Benjamin Herrenschmidt
Hi Kyle ! I can't reply to the patches themselves easily unfortunately as I accidentally deleted them from my mailer :-) Overall I really look your series. It doesn't quite apply cleanly anymore so I'll as you for a new shoot after you address the comments below, at which point, if you're fast en

Re: [PATCH] powerpc/40x: Add APM8018X SOC support

2011-11-27 Thread Benjamin Herrenschmidt
On Fri, 2011-11-25 at 17:49 +0530, Tanmay Inamdar wrote: > > > > > +#if defined(CONFIG_APM8018X) > > +/* CPR */ > > +#define DCRN_CPR0_CONFIG_ADDR0xa > > +#define DCRN_CPR1_CONFIG_DATA0xb > > +/* AHB */ > > +#define D

Re: [RFC PATCH v2 4/4] cpuidle: (POWER) Handle power_save=off

2011-11-27 Thread Benjamin Herrenschmidt
On Thu, 2011-11-17 at 16:59 +0530, Deepthi Dharwar wrote: > This patch makes pseries_idle_driver not to be registered when > power_save=off kernel boot option is specified. The > boot_option_idle_override variable used here is similar to > its usage on x86. Quick Q. With your changes, the CPU will

Re: [RFC PATCH v2 3/4] cpuidle: (POWER) Enable cpuidle and directly call cpuidle_idle_call() for pSeries

2011-11-27 Thread Benjamin Herrenschmidt
On Thu, 2011-11-17 at 16:58 +0530, Deepthi Dharwar wrote: > This patch enables cpuidle for pSeries and cpuidle_idle_call() is > directly called from the idle loop. As a result pseries_idle cpuidle > driver registered with cpuidle subsystem comes into action. This patch > also removes the routines p

Re: [RFC PATCH v2 2/4] cpuidle: (POWER) cpuidle driver for pSeries

2011-11-27 Thread Benjamin Herrenschmidt
On Thu, 2011-11-17 at 16:58 +0530, Deepthi Dharwar wrote: > This patch implements a backhand cpuidle driver for pSeries > based on pseries_dedicated_idle_loop and pseries_shared_idle_loop > routines. The driver is built only if CONFIG_CPU_IDLE is set. This > cpuidle driver uses global registration

Re: [RFC PATCH v2 1/4] cpuidle: (powerpc) Add cpu_idle_wait() to allow switching of idle routines

2011-11-27 Thread Benjamin Herrenschmidt
On Thu, 2011-11-17 at 16:58 +0530, Deepthi Dharwar wrote: > This patch provides cpu_idle_wait() routine for the powerpc > platform which is required by the cpuidle subsystem. This > routine is requied to change the idle handler on SMP systems. > The equivalent routine for x86 is in arch/x86/kernel/

Re: [PATCH] perf events, powerpc: Add POWER7 stalled-cycles-frontend/backend events

2011-11-27 Thread Benjamin Herrenschmidt
On Fri, 2011-09-09 at 16:26 +1000, Michael Neuling wrote: > I agree, I think they match what Ingo is trying to achieve. > > Can you add these descriptions to the patch and resubmit please? > > If you can find similar events for power4/5/5+/6 that would be great too > submit too. > > FWIW, the

Re: Enabling MBX in MPC5121 - OGLES kernel modules

2011-11-27 Thread Robert Schwebel
Einar, On Fri, Nov 25, 2011 at 08:20:30AM +, Einar Már Björgvinsson wrote: > Wanted to repeat my previous email about enabling MBX in MPC5121. > > Anybody out there who can assist me? This list is about open source software. The core you are using is from Imagination Technologies, they do not

Re: [PATCH-RFC 02/10] lib: add GENERIC_PCI_IOMAP

2011-11-27 Thread Michael S. Tsirkin
On Fri, Nov 25, 2011 at 11:54:55AM +1100, Stephen Rothwell wrote: > Hi Michael, > > On Thu, 24 Nov 2011 22:17:02 +0200 "Michael S. Tsirkin" > wrote: > > > > diff --git a/include/asm-generic/io.h b/include/asm-generic/io.h > > index 9120887..c8a67345 100644 > > --- a/include/asm-generic/io.h > >

sam460ex, sm501 incorrect device id with kernel >=linux-2.6.39

2011-11-27 Thread acrux
Acube Sam460ex has SM502 as onboard video. I got this with any kernel newer than 2.6.38.x thus the framebuffer is lost too: root@sam4x0:~# diff dmesg-2.6.38.8 dmesg-2.6.39.4 1,2c1,3 < Using PowerPC 44x Platform machine description < Linux version 2.6.38.8-Sam460ex (root@sam4x0) (gcc version 4.5.3

scsi/ipr failed to initialize >=linux-3.0.9, >=linux-3.1.1

2011-11-27 Thread acrux
scsi subsystem with ipr driver fails to initialize with every kernel >=3.0.9 and >=3.1.1 Checked on YDL_Powerstation, IBM 9114-275, IBM 9123-710, [...] OF stdout device is: /ht/isa@8/serial@3f8 Preparing to boot Linux version 3.0.10 (root@radio) (gcc version 4.5.3 (CRUX PP1 command line: root=/d