On Wed, Dec 12, 2012 at 10:30:38AM -0600, Jacob Shin wrote: > The following patchset adds address masks to existing perf hardware > breakpoint mechanism to allow trapping on an address range (currently > only single address) on supported architectures. > > perf uapi is updated, x86 AMD implementation (for AMD Family 16h and > beyond) is provided, and perf tool has been extended to do: > > $ perf stat -e mem:0x1000:w:0xf a.out > ^^^ > "don't care" bit mask > > which will count writes to [0x1000 ~ 0x1010) > > Jacob Shin (2): > perf: Add hardware breakpoint address mask > perf, x86: AMD implementation for hardware breakpoint address mask > > Suravee Suthikulpanit (3): > perf tools: Add breakpoint address mask to the mem event parser > perf tools: Add breakpoint address mask syntax to perf list and > documentation > perf tools: Add breakpoint address mask test case to > tests/parse-events > > arch/Kconfig | 4 ++++ > arch/x86/Kconfig | 1 + > arch/x86/include/asm/cpufeature.h | 2 ++ > arch/x86/include/asm/hw_breakpoint.h | 6 ++++++ > arch/x86/include/asm/msr-index.h | 6 ++++++ > arch/x86/include/asm/processor.h | 7 ++++++ > arch/x86/kernel/cpu/amd.c | 21 ++++++++++++++++++ > arch/x86/kernel/hw_breakpoint.c | 5 +++++ > include/linux/hw_breakpoint.h | 6 ++++++ > include/uapi/linux/perf_event.h | 5 ++++- > kernel/events/hw_breakpoint.c | 3 +++ > tools/perf/Documentation/perf-record.txt | 14 ++++++++---- > tools/perf/tests/parse-events.c | 34 > ++++++++++++++++++++++++++++++ > tools/perf/util/parse-events.c | 5 +++-- > tools/perf/util/parse-events.h | 2 +- > tools/perf/util/parse-events.y | 14 ++++++++++-- > 16 files changed, 125 insertions(+), 10 deletions(-) > > --
Ping .. any comments / feedback ? If not, could you commit it into tip ? Thank you, -Jacob -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
