lkml.org 
[lkml]   [2021]   [Nov]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v1 0/5] Implement livepatch on PPC32
Hi,

On Thu, 28 Oct 2021, Christophe Leroy wrote:

> This series implements livepatch on PPC32.
>
> This is largely copied from what's done on PPC64.
>
> Christophe Leroy (5):
> livepatch: Fix build failure on 32 bits processors
> powerpc/ftrace: No need to read LR from stack in _mcount()
> powerpc/ftrace: Add module_trampoline_target() for PPC32
> powerpc/ftrace: Activate HAVE_DYNAMIC_FTRACE_WITH_REGS on PPC32
> powerpc/ftrace: Add support for livepatch to PPC32
>
> arch/powerpc/Kconfig | 2 +-
> arch/powerpc/include/asm/livepatch.h | 4 +-
> arch/powerpc/kernel/module_32.c | 33 +++++
> arch/powerpc/kernel/trace/ftrace.c | 53 +++-----
> arch/powerpc/kernel/trace/ftrace_32.S | 187 ++++++++++++++++++++++++--
> kernel/livepatch/core.c | 4 +-
> 6 files changed, 230 insertions(+), 53 deletions(-)

thanks for the patch set!

I wondered whether the reliability of stack traces also applies to PPC32.
This was obviously resolved by accdd093f260 ("powerpc: Activate
HAVE_RELIABLE_STACKTRACE for all").

Did the patch set pass the selftests in
tools/testing/selftests/livepatch/ ?

Regards

Miroslav

\
 
 \ /
  Last update: 2021-11-01 15:52    [W:2.018 / U:0.196 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site