linux-kernel - [PATCH v6 10/10] perf: tests: Adapt mmap-basic.c for riscv

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Message-Id: <20230802080328.1213905-11-alexghiti@rivosinc.com>
Date:   Wed,  2 Aug 2023 10:03:28 +0200
From:   Alexandre Ghiti <alexghiti@...osinc.com>
To:     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>,
        Andrew Jones <ajones@...tanamicro.com>,
        Rémi Denis-Courmont <remi@...lab.net>,
        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
Cc:     Alexandre Ghiti <alexghiti@...osinc.com>,
        Atish Patra <atishp@...osinc.com>
Subject: [PATCH v6 10/10] perf: tests: Adapt mmap-basic.c for riscv

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>
Reviewed-by: Andrew Jones <ajones@...tanamicro.com>
Reviewed-by: Atish Patra <atishp@...osinc.com>
---
 tools/perf/tests/mmap-basic.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/tools/perf/tests/mmap-basic.c b/tools/perf/tests/mmap-basic.c
index e68ca6229756..886a13a77a16 100644
--- a/tools/perf/tests/mmap-basic.c
+++ b/tools/perf/tests/mmap-basic.c
@@ -284,7 +284,8 @@ 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__) || \
+			 (defined(__riscv) && __riscv_xlen == 64)
 			 "permissions"
 #else
 			 "unsupported"
@@ -292,7 +293,8 @@ 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__) || \
+			 (defined(__riscv) && __riscv_xlen == 64)
 			 "permissions"
 #else
 			 "unsupported"
-- 
2.39.2