On Mon, 2009-07-27 at 08:26 +0200, Peter Zijlstra wrote:
> On Mon, 2009-07-27 at 11:47 +1000, Benjamin Herrenschmidt wrote:
>
> > Sounds good.
> >
> > BTW. The patch relies on some perctr changes I don't have in my tree
> > (PERF_COUNT_SW_ALIGNMENT_FAULTS isn't defined for me)
> >
> > Ingo, how
On Mon, 2009-07-27 at 11:47 +1000, Benjamin Herrenschmidt wrote:
> Sounds good.
>
> BTW. The patch relies on some perctr changes I don't have in my tree
> (PERF_COUNT_SW_ALIGNMENT_FAULTS isn't defined for me)
>
> Ingo, how do you want to handle that ? Should I wait til round 2 of the
> merge win
On Mon, 2009-07-27 at 11:51 +1000, Anton Blanchard wrote:
> Hi Ben,
>
> > BTW. The patch relies on some perctr changes I don't have in my tree
> > (PERF_COUNT_SW_ALIGNMENT_FAULTS isn't defined for me)
> >
> > Ingo, how do you want to handle that ? Should I wait til round 2 of the
> > merge window
On Sun, 2009-07-26 at 22:23 -0400, Chase Douglas wrote:
> On Jul 26, 2009, at 8:37 PM, Benjamin Herrenschmidt wrote:
> > Unfortunately, your patch have been mangled by your mailer
> > our your mail gateway in about every possible way (word
> > wrapped, tabs and whitespace damaged etc...)
>
> Sorry
Hi !
I've started collecting things for my -next branch. For now I put
everything in -test, I'll move it over to -next in the upcoming couple
of days if there's no major issue found.
The current log if what I put in is:
Anton Blanchard (3):
powerpc: Move 64bit VDSO to improve context switc
On Fri, 2009-07-17 at 22:29 +0200, Benjamin Krill wrote:
> Evaluate mem kernel parameter for early memory allocations. If mem is set
> no allocation in the region above the given boundary is allowed. The current
> code doesn't take care about this and allocate memory above the given mem
> boundary.
On Jul 26, 2009, at 8:37 PM, Benjamin Herrenschmidt wrote:
Unfortunately, your patch have been mangled by your mailer
our your mail gateway in about every possible way (word
wrapped, tabs and whitespace damaged etc...)
Sorry about that! I made sure my mailer (OS X's Mail) sent it as plain
tex
Hi Ben,
> BTW. The patch relies on some perctr changes I don't have in my tree
> (PERF_COUNT_SW_ALIGNMENT_FAULTS isn't defined for me)
>
> Ingo, how do you want to handle that ? Should I wait til round 2 of the
> merge window before putting Anton's patch in or can I merge some of your
> stuff in
On Mon, 2009-07-06 at 22:18 +1000, Anton Blanchard wrote:
> Hook up the alignment-faults and emulation-faults events for powerpc.
>
> Signed-off-by: Anton Blanchard
> ---
>
> Lots of duplication between PPC_WARN_EMULATED() and perf_swcounter_event()
> here. Maybe we need to create PPC_WARN_ALIGN
On Thu, 2009-07-23 at 11:12 -0400, Chase Douglas wrote:
> The truncate syscall has a signed long parameter, so when using a 32-
> bit userspace with a 64-bit kernel the argument is zero-extended
> instead of sign-extended. Adding the compat_sys_truncate function
> fixes the issue.
>
> This wa
Modify kexec code to disable DABR registers before a reboot. Adapt the samples
code to populate PPC64-arch specific fields.
Signed-off-by: K.Prasad
---
arch/powerpc/kernel/machine_kexec_64.c |3 +++
samples/hw_breakpoint/data_breakpoint.c |4
2 files changed, 7 insertions(+)
Index
Modify Data storage exception code to first lookout for a DABR match before
recognising a kprobe or xmon exception.
Signed-off-by: K.Prasad
---
arch/powerpc/mm/fault.c | 14 ++
1 file changed, 6 insertions(+), 8 deletions(-)
Index: linux-2.6-tip.hbkpt/arch/powerpc/mm/fault.c
=
Modify process handling code to recognise hardware debug registers during copy
and flush operations. Introduce a new TIF_DEBUG task flag to indicate a
process's use of debug register. Load the debug register values into a
new CPU during initialisation.
Signed-off-by: K.Prasad
---
arch/powerpc/ke
Modify the ptrace code to use the hardware breakpoint interfaces for user-space.
Signed-off-by: K.Prasad
---
arch/powerpc/kernel/ptrace.c | 43 +++
1 file changed, 43 insertions(+)
Index: linux-2.6-tip.hbkpt/arch/powerpc/kernel/ptrace.c
Introduce PPC64 implementation for the generic hardware breakpoint interfaces
defined in kernel/hw_breakpoint.c. Enable the HAVE_HW_BREAKPOINT flag and the
Makefile.
Signed-off-by: K.Prasad
---
arch/powerpc/Kconfig|1
arch/powerpc/kernel/Makefile|2
arch/powerpc
Prepare the PowerPC code for HW Breakpoint infrastructure patches by including
relevant constant definitions and function declarations.
Signed-off-by: K.Prasad
---
arch/powerpc/include/asm/hw_breakpoint.h | 59 +++
arch/powerpc/include/asm/processor.h |1
a
Hi David,
I'm back with a new version of patches after a brief hiatus!
After much deliberation about modifying the code to change the timing of signal
delivery to user-space, it has been decided to retain the existing behaviour
i.e. SIGTRAP delivered to user-space after execution of causat
On Thu, 2009-07-23 at 10:38 -0400, Solomon Peachy wrote:
> This patch (against 2.6.30) adds support for the ESTeem 195E Hotfoot
> SBC. We've been maintaining this out-of-tree for some time now for
> older kernels, but recently I ported it to the new unified powerpc tree
> with the intent of pushin
e500 , in head_fsl_booke.S
We know,the first two steps are:
1) invalidate all entries except the entry we are in
2) setup a temp mapping and jump to it respectively:
tlbwe
bl 1f
1: mflr r9
rlwimi r7,r9,0,20,31
addi r7, r7,24
mtspr SP
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