Re: [Qemu-devel] [PATCH 2/2] Add support for generating a systemtap tapset static probes

[Stefan Hajnoczi]

On Fri, Nov 12, 2010 at 1:20 PM, Daniel P. Berrange <address@hidden> wrote:
> This introduces generation of a qemu.stp/qemu-system-XXX.stp
> files which provides tapsets with friendly names for static
> probes & their arguments. Instead of
>
>    probe process("qemu").mark("qemu_malloc") {
>        printf("Malloc %d %p\n", $arg1, $arg2);
>    }
>
> It is now possible todo
>
>    probe qemu.system.i386.qemu_malloc {
>        printf("Malloc %d %p\n", size, ptr);
>    }
>
> There is one tapset defined per target arch, for both
> user and system emulators.
>
> * Makefile.target: Generate stp files for each target
> * tracetool: Support for generating systemtap tapsets
> * configure: Check for whether systemtap is available
>  with the DTrace backend
>
> Signed-off-by: Daniel P. Berrange <address@hidden>
> ---
>  Makefile.target |   29 ++++++++++++-
>  configure       |    7 +++
>  tracetool       |  128 +++++++++++++++++++++++++++++++++++++++++++++++-------
>  3 files changed, 146 insertions(+), 18 deletions(-)

Reviewed-by: Stefan Hajnoczi <address@hidden>