On Thu, Jun 09, 2016 at 07:31:36PM +0200, Lluís Vilanova wrote:
> This series adds an event to track information related to memory accesses
> performed by the guest CPUs ("guest_mem_before").
>
> A future series might extend this to contain the physical address and memory
> value (e.g., "guest_mem_after").
>
> Signed-off-by: Lluís Vilanova
> ---
>
> Changes in v5
> -
>
> * Simplify tracing code in "tcg/tcg-opc.c" [Richard Henderson]
>
>
> Changes in v4
> -
>
> * Clarify alignment info is not on the trace.
> * Add event information on commit log. [Richard Henderson]
>
>
> Changes in v3
> -
>
> * Set "tcg_ctx.cpu" to NULL when unused. [Paolo Bonzini]
> * Clarify how the 'info' field is interpreted.
> * Fix argument size in 'info' field when using ld/st handlers.
> * Fix reset of unused bits in 'info' field.
>
>
> Changes in v2
> -
>
> * Rebase on bfc766d.
> * Rename "guest_vmem" to "guest_mem_before"
> * Add memory access information. [suggested by Peter Maydell]
> * Drop event "guest_vmem_user_syscall". [suggested by Peter Maydell]
>
>
> Lluís Vilanova (2):
> exec: [tcg] Track which vCPU is performing translation and execution
> trace: [all] Add "guest_mem_before" event
>
>
> include/exec/cpu_ldst_template.h | 25
> include/exec/cpu_ldst_useronly_template.h | 22 ++
> target-alpha/translate.c |1 +
> target-arm/translate.c|1 +
> target-cris/translate.c |1 +
> target-cris/translate_v10.c |1 +
> target-i386/translate.c |1 +
> target-lm32/translate.c |1 +
> target-m68k/translate.c |1 +
> target-microblaze/translate.c |1 +
> target-mips/translate.c |1 +
> target-moxie/translate.c |1 +
> target-openrisc/translate.c |1 +
> target-ppc/translate.c|1 +
> target-s390x/translate.c |1 +
> target-sh4/translate.c|1 +
> target-sparc/translate.c |1 +
> target-tilegx/translate.c |1 +
> target-tricore/translate.c|1 +
> target-unicore32/translate.c |1 +
> target-xtensa/translate.c |1 +
> tcg/tcg-op.c | 10 ++
> tcg/tcg.h |4 +++
> trace-events | 22 ++
> trace/mem-internal.h | 46
> +
> trace/mem.h | 34 +
> translate-all.c |2 +
> 27 files changed, 184 insertions(+)
> create mode 100644 trace/mem-internal.h
> create mode 100644 trace/mem.h
>
>
> To: qemu-devel@nongnu.org
> Cc: Stefan Hajnoczi
> Cc: Peter Maydell
> Cc: Richard Henderson
Thanks, applied to my tracing tree:
https://github.com/stefanha/qemu/commits/tracing
Stefan
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