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kselftest/arm64: Add framework support for GCS to signal handling tests

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

Reviewed-by: Thiago Jung Bauermann <thiago.bauermann@linaro.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20241001-arm64-gcs-v13-31-222b78d87eee@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
This commit is contained in:
Mark Brown 2024-10-01 23:59:10 +01:00 committed by Catalin Marinas
parent b2d2f11ff5
commit 0d426f7dd9
2 changed files with 8 additions and 0 deletions
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7
tools/testing/selftests/arm64/signal/testcases/testcases.c
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@ -198,6 +198,13 @@ bool validate_reserved(ucontext_t *uc, size_t resv_sz, char **err)
*err = "Bad size for fpmr_context";
new_flags |= FPMR_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";

1
tools/testing/selftests/arm64/signal/testcases/testcases.h
View File

@ -20,6 +20,7 @@
#define EXTRA_CTX (1 << 3)
#define ZT_CTX (1 << 4)
#define FPMR_CTX (1 << 5)
#define GCS_CTX (1 << 6)
#define KSFT_BAD_MAGIC 0xdeadbeef