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    SubjectRe: [PATCH 01/17] perf: Unified API to record selective sets of arch registers
    On Sun, Jul 22, 2012 at 02:14:24PM +0200, Jiri Olsa wrote:
    > This brings a new API to help the selective dump of registers on
    > event sampling, and its implementation for x86 arch.
    >
    > Added HAVE_PERF_REGS config option to determine if the architecture
    > provides perf registers ABI.
    >
    > The information about desired registers will be passed in u64 mask.
    > It's up to the architecture to map the registers into the mask bits.
    >
    > For the x86 arch implementation, both 32 and 64 bit registers
    > bits are defined within single enum to ensure 64 bit system can
    > provide register dump for compat task if needed in the future.
    >
    > Signed-off-by: Jiri Olsa <jolsa@redhat.com>
    > Original-patch-by: Frederic Weisbecker <fweisbec@gmail.com>

    Acked-by: Frederic Weisbecker <fweisbec@gmail.com>


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