Re: (subset) [PATCH 00/10] perf intel pt: Update instruction decoder for APX and other new instructions
From: Namhyung Kim
Date: Tue Jun 25 2024 - 23:59:53 EST
On Thu, 02 May 2024 13:58:43 +0300, Adrian Hunter wrote:
> The x86 instruction decoder is used not only for decoding kernel
> instructions. It is also used by perf uprobes (user space probes) and by
> perf tools Intel Processor Trace decoding. Consequently, it needs to
> support instructions executed by user space also.
>
> It should be noted that there are 2 copies of the instruction decoder.
> One for the kernel and one for tools, which is a policy to prevent
> changes from breaking builds.
>
> [...]
Applied patch 9 and 10 to perf-tools-next, thanks!
Best regards,
Namhyung