On Thu, Jun 15, 2023 at 07:02:29PM +0530, Anshuman Khandual wrote:

This series enables perf branch stack sampling support on arm64 platform
via a new arch feature called Branch Record Buffer Extension (BRBE). All
relevant register definitions could be accessed here.

https://developer.arm.com/documentation/ddi0601/2021-12/AArch64-Registers

This series applies on 6.4-rc6.

This largely looks good, but obviously this will need a respin to address the
fallout on 32-bit.

Thanks,
Mark.

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