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    SubjectRe: [PATCH NET-NEXT 11/12] time sync: generic infrastructure to map between time stamps generated by a time counter and system time

    * Patrick Ohly <patrick.ohly@intel.com> wrote:

    > Currently only mapping from time counter to system time is implemented.
    > The interface could have been made more versatile by not depending on a time counter,
    > but this wasn't done to avoid writing glue code elsewhere.
    >
    > The method implemented here is the one used and analyzed under the name
    > "assisted PTP" in the LCI PTP paper:
    > http://www.linuxclustersinstitute.org/conferences/archive/2008/PDF/Ohly_92221.pdf
    > ---
    > include/linux/clocksync.h | 85 +++++++++++++++++++
    > kernel/time/Makefile | 2 +-
    > kernel/time/clocksync.c | 196 +++++++++++++++++++++++++++++++++++++++++++++
    > 3 files changed, 282 insertions(+), 1 deletions(-)
    > create mode 100644 include/linux/clocksync.h
    > create mode 100644 kernel/time/clocksync.c

    hm, these bits have less than casual impact - i think they need to go via
    the timer tree.

    Ingo


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