[PATCH V3] powerpc/perf: Adds support for programming of Thresholding in P10

Michael Ellerman patch-notifications at ellerman.id.au
Fri Feb 12 11:19:59 AEDT 2021


On Tue, 9 Feb 2021 15:22:34 +0530, Kajol Jain wrote:
> Thresholding, a performance monitoring unit feature, can be
> used to identify marked instructions which take more than
> expected cycles between start event and end event.
> Threshold compare (thresh_cmp) bits are programmed in MMCRA
> register. In Power9, thresh_cmp bits were part of the
> event code. But in case of P10, thresh_cmp are not part of
> event code due to inclusion of MMCR3 bits.
> 
> [...]

Applied to powerpc/next.

[1/1] powerpc/perf: Adds support for programming of Thresholding in P10
      https://git.kernel.org/powerpc/c/82d2c16b350f72aa21ac2a6860c542aa4b43a51e

cheers


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