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[v1,5/8] selftests: arm64: Clarify output when verifying SVE register set

Message ID 20210913125505.52619-6-broonie@kernel.org
State Accepted
Commit 8c9eece0bfbf90064470e173c80fe3495f24b397
Headers show
Series selftests: arm64: SVE ptrace test rework | expand

Commit Message

Mark Brown Sept. 13, 2021, 12:55 p.m. UTC
When verifying setting a Z register via ptrace we check each byte by hand,
iterating over the buffer using a pointer called p and treating each
register value written as a test. This creates output referring to "p[X]"
which is confusing since SVE also has predicate registers Pn. Tweak the
output to avoid confusion here.

Signed-off-by: Mark Brown <broonie@kernel.org>
---
 tools/testing/selftests/arm64/fp/sve-ptrace.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

-- 
2.20.1
diff mbox series

Patch

diff --git a/tools/testing/selftests/arm64/fp/sve-ptrace.c b/tools/testing/selftests/arm64/fp/sve-ptrace.c
index fc4a672825eb..2d130fedc019 100644
--- a/tools/testing/selftests/arm64/fp/sve-ptrace.c
+++ b/tools/testing/selftests/arm64/fp/sve-ptrace.c
@@ -275,7 +275,7 @@  static int do_parent(pid_t child)
 		if (__BYTE_ORDER == __BIG_ENDIAN)
 			expected = sizeof fpsimd->vregs[0] - 1 - expected;
 
-		ksft_test_result(p[i] == expected, "p[%d] == expected\n", i);
+		ksft_test_result(p[i] == expected, "buf[%d] == expected\n", i);
 		if (p[i] != expected)
 			goto error;
 	}