From: Robert Richter <robert.richter@am...> - 2010-10-01 15:03:58
On 29.09.10 10:46:45, Jiri Olsa wrote:
> I'm sending reworked version of the support for backtrace of ia32
> applications under 64bit kernels.
> updates are based on comments by Robert Richter
> - using struct stack_frame for 64bit processes
> - using struct stack_frame_ia32 for compat processes
> - added inline function x86_backtrace_32 which is
> just empty stub for !CONFIG_COMPAT
> - I did not figure out a smart way to share dump code between
> 32 and 64 bits. I'm currently under impression the code is
> so far easy and light enough to live separately and mixing
> the code would come with more complexity.
> attached patches:
> - 1/2 using struct stack_frame for 64bit processes dump
> - 2/2 adding backtrace dump for 32bit process in compat mode
> please let me know what you think
> arch/x86/oprofile/backtrace.c | 70 ++++++++++++++++++++++++++++++++++------
> 1 files changed, 59 insertions(+), 11 deletions(-)
Applied to oprofile/core. Thanks Jirka.
Advanced Micro Devices, Inc.
Operating System Research Center