Re: [PATCH V4 0/3] perf/x86/amd: AMD Family 16h Data BreakpointExtensions

From: Oleg Nesterov
Date: Sun Apr 28 2013 - 12:35:01 EST

On 04/28, Jacob Shin wrote:
> The following patchset enables hardware breakpoint bp_len greater than
> HW_BREAKPOINT_LEN_8 on AMD Family 16h and later.
> $ perf stat -e mem:0x1000/16:w a.out
> ^^
> bp_len
> Will count writes to [0x1000 ~ 0x1010)

Obviously I can't ack the changes in this area, but to me the whole
series looks fine.

Afaics this needs more work to actually support a range on executable
breakpoint, but I believe this needs another series.


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