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

Oleg Nesterov
2013-04-28T16:34:49Z

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.

Oleg.