On Fri, 24 Apr 2015 14:24:44 +0530 "Naveen N. Rao" <naveen.n....@linux.vnet.ibm.com> wrote:
> Add a new powerpc-specific trace clock using the timebase register, > similar to x86-tsc. This gives us > - a fast, monotonic, hardware clock source for trace entries, and > - a clock that can be used to correlate events across cpus as well as across > hypervisor and guests. > > Signed-off-by: Naveen N. Rao <naveen.n....@linux.vnet.ibm.com> > --- > Changes since v1: > - removed unnecessary #ifdef in trace_clock.h > - changed config build dependency for trace_clock.o from TRACE_CLOCK to > TRACING > Looks fine to me. Acked-by: Steven Rostedt <rost...@goodmis.org> -- Steve > > Documentation/trace/ftrace.txt | 5 +++++ > arch/powerpc/include/asm/Kbuild | 1 - > arch/powerpc/include/asm/trace_clock.h | 19 +++++++++++++++++++ > arch/powerpc/kernel/Makefile | 1 + > arch/powerpc/kernel/trace_clock.c | 15 +++++++++++++++ > 5 files changed, 40 insertions(+), 1 deletion(-) > create mode 100644 arch/powerpc/include/asm/trace_clock.h > create mode 100644 arch/powerpc/kernel/trace_clock.c > _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev
