[RFC 0/8] ARM64: Uprobe support added

[panand@redhat.com (Pratyush Anand)]

+Dave

Sorry, I took all cc list from your kprobe patches and forgot to add you. :(

Please review.

On Wednesday 31 December 2014 08:51 PM, Pratyush Anand wrote:
> These patches have been prepared on top of ARM64 kprobe v3 patches [1]
> under review.
>
> Unit test for following has been done so far and they have been found
> working
>      1. Normal instruction, which can be probed like sub, ldr, add etc.
>      2. Instructions which can be simulated like ret.
>      3. uretprobe
>
>
>
> [1]https://lkml.org/lkml/2014/11/18/33
>
> Pratyush Anand (8):
>    ARM64: Move BRK opcodes defines from kprobes.h to insn.h
>    ARM64: Refactor kprobes-arm64
>    Kernel/uprobe: Define arch_uprobe_exception_notify as __weak
>    ARM64: Add instruction_pointer_set function
>    ARM64: Re-factor flush_ptrace_access
>    ARM64: Handle TRAP_HWBRKPT for user mode as well
>    ARM64: Handle TRAP_BRKPT for user mode as well
>    ARM64: Add uprobe support
>
>   arch/arm/kernel/uprobes.c                          |   6 -
>   arch/arm64/Kconfig                                 |   3 +
>   arch/arm64/include/asm/insn.h                      |   8 +
>   arch/arm64/include/asm/probes.h                    |  26 ++-
>   arch/arm64/include/asm/ptrace.h                    |   7 +
>   arch/arm64/include/asm/thread_info.h               |   5 +-
>   arch/arm64/include/asm/uprobes.h                   |  43 ++++
>   arch/arm64/kernel/Makefile                         |   5 +-
>   arch/arm64/kernel/debug-monitors.c                 |  14 +-
>   arch/arm64/kernel/kprobes.c                        |  11 +-
>   arch/arm64/kernel/kprobes.h                        |   7 +-
>   .../kernel/{kprobes-arm64.c => probes-arm64.c}     |  84 +++----
>   .../kernel/{kprobes-arm64.h => probes-arm64.h}     |  17 +-
>   arch/arm64/kernel/probes-condn-check.c             |   2 +-
>   arch/arm64/kernel/probes-decode.h                  |   4 +-
>   arch/arm64/kernel/signal.c                         |   4 +-
>   arch/arm64/kernel/uprobes.c                        | 255 +++++++++++++++++++++
>   arch/arm64/mm/flush.c                              |  30 ++-
>   kernel/events/uprobes.c                            |  18 ++
>   19 files changed, 445 insertions(+), 104 deletions(-)
>   create mode 100644 arch/arm64/include/asm/uprobes.h
>   rename arch/arm64/kernel/{kprobes-arm64.c => probes-arm64.c} (79%)
>   rename arch/arm64/kernel/{kprobes-arm64.h => probes-arm64.h} (60%)
>   create mode 100644 arch/arm64/kernel/uprobes.c
>