Re: [PATCH 0/5] perf: Add support for hardware breakpoint addressmasks

From: Jiri Olsa
Date: Mon Apr 15 2013 - 19:23:14 EST


On Tue, Apr 09, 2013 at 12:21:48PM -0500, 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
hi,
the perf tool patches look ok.. thanks for tests! ;)

jirka
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