[PATCH V3 0/2] selftests/powerpc: Updates to EBB selftest for ISA v3.1

Michael Ellerman patch-notifications at ellerman.id.au
Fri Jun 18 13:51:37 AEST 2021


On Tue, 25 May 2021 09:51:41 -0400, Athira Rajeev wrote:
> The "no_handler_test" in ebb selftests attempts to read the PMU
> registers after closing of the event via helper function
> "dump_ebb_state". With the MMCR0 control bit (PMCCEXT) in ISA v3.1,
> read access to group B registers is restricted when MMCR0 PMCC=0b00.
> Hence the call to dump_ebb_state after closing of event will generate
> a SIGILL, which is expected.
> 
> [...]

Applied to powerpc/next.

[1/2] selftests/powerpc: Fix "no_handler" EBB selftest
      https://git.kernel.org/powerpc/c/45677c9aebe926192e59475b35a1ff35ff2d4217
[2/2] selftests/powerpc: EBB selftest for MMCR0 control for PMU SPRs in ISA v3.1
      https://git.kernel.org/powerpc/c/d81090ed44c0d15abf2b07663d5f0b9e5ba51525

cheers


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