linux-kernel - Re: [PATCH v2 10/10] perf: tests: Adapt mmap-basic.c for riscv

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Date:   Wed, 31 May 2023 17:15:15 +0200
From:   Andrew Jones <ajones@...tanamicro.com>
To:     Alexandre Ghiti <alexghiti@...osinc.com>
Cc:     Jonathan Corbet <corbet@....net>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...hat.com>,
        Arnaldo Carvalho de Melo <acme@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Jiri Olsa <jolsa@...nel.org>,
        Namhyung Kim <namhyung@...nel.org>,
        Ian Rogers <irogers@...gle.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Atish Patra <atishp@...shpatra.org>,
        Anup Patel <anup@...infault.org>,
        Will Deacon <will@...nel.org>, Rob Herring <robh@...nel.org>,
        linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-perf-users@...r.kernel.org, linux-riscv@...ts.infradead.org,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 10/10] perf: tests: Adapt mmap-basic.c for riscv

On Fri, May 12, 2023 at 10:53:21AM +0200, Alexandre Ghiti wrote:
> riscv now supports mmaping hardware counters to userspace so adapt the test
> to run on this architecture.
> 
> Signed-off-by: Alexandre Ghiti <alexghiti@...osinc.com>
> ---
>  tools/perf/tests/mmap-basic.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c
> index e68ca6229756..f5075ca774f8 100644
> --- a/tools/perf/tests/mmap-basic.c
> +++ b/tools/perf/tests/mmap-basic.c
> @@ -284,7 +284,7 @@ static struct test_case tests__basic_mmap[] = {
>  			 "permissions"),
>  	TEST_CASE_REASON("User space counter reading of instructions",
>  			 mmap_user_read_instr,
> -#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__)
> +#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__) || __riscv_xlen == 64
>  			 "permissions"
>  #else
>  			 "unsupported"
> @@ -292,7 +292,7 @@ static struct test_case tests__basic_mmap[] = {
>  		),
>  	TEST_CASE_REASON("User space counter reading of cycles",
>  			 mmap_user_read_cycles,
> -#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__)
> +#if defined(__i386__) || defined(__x86_64__) || defined(__aarch64__) || __riscv_xlen == 64
>  			 "permissions"
>  #else
>  			 "unsupported"
> -- 
> 2.37.2
>

Reviewed-by: Andrew Jones <ajones@...tanamicro.com>