[PATCH 29/35] kselftest/arm64: Add framework support for GCS to signal handling tests

[Mark Brown]

Teach the framework about the GCS signal context, avoiding warnings on
the unknown context.

Signed-off-by: Mark Brown <broonie at kernel.org>
---
 tools/testing/selftests/arm64/signal/testcases/testcases.c | 7 +++++++
 tools/testing/selftests/arm64/signal/testcases/testcases.h | 1 +
 2 files changed, 8 insertions(+)

diff --git a/tools/testing/selftests/arm64/signal/testcases/testcases.c b/tools/testing/selftests/arm64/signal/testcases/testcases.c
index 9f580b55b388..1cd124732be4 100644
--- a/tools/testing/selftests/arm64/signal/testcases/testcases.c
+++ b/tools/testing/selftests/arm64/signal/testcases/testcases.c
@@ -209,6 +209,13 @@ bool validate_reserved(ucontext_t *uc, size_t resv_sz, char **err)
 			zt = (struct zt_context *)head;
 			new_flags |= ZT_CTX;
 			break;
+		case GCS_MAGIC:
+			if (flags & GCS_CTX)
+				*err = "Multiple GCS_MAGIC";
+			if (head->size != sizeof(struct gcs_context))
+				*err = "Bad size for gcs_context";
+			new_flags |= GCS_CTX;
+			break;
 		case EXTRA_MAGIC:
 			if (flags & EXTRA_CTX)
 				*err = "Multiple EXTRA_MAGIC";
diff --git a/tools/testing/selftests/arm64/signal/testcases/testcases.h b/tools/testing/selftests/arm64/signal/testcases/testcases.h
index a08ab0d6207a..9b2599745c29 100644
--- a/tools/testing/selftests/arm64/signal/testcases/testcases.h
+++ b/tools/testing/selftests/arm64/signal/testcases/testcases.h
@@ -19,6 +19,7 @@
 #define ZA_CTX		(1 << 2)
 #define EXTRA_CTX	(1 << 3)
 #define ZT_CTX		(1 << 4)
+#define GCS_CTX		(1 << 5)
 
 #define KSFT_BAD_MAGIC	0xdeadbeef
 

-- 
2.30.2