Commit f76cb73a authored by Mark Brown's avatar Mark Brown Committed by Catalin Marinas
Browse files

kselftest/arm64: Verify that SSVE signal context has SVE_SIG_FLAG_SM set 



Streaming mode SVE signal context should have SVE_SIG_FLAG_SM set but we
were not actually validating this. Add a check.

Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20230117-arm64-test-ssve-za-v1-1-203c00150154@kernel.org


Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 89d72c03

tools/testing/selftests/arm64/signal/testcases/ssve_regs.c

+5 −0
Original line number Diff line number Diff line
@@ -92,6 +92,11 @@ static int do_one_sme_vl(struct tdescr *td, siginfo_t *si, ucontext_t *uc, 
		return 1;

	}



	if (!(ssve->flags & SVE_SIG_FLAG_SM)) {

		fprintf(stderr, "SVE_SIG_FLAG_SM not set in SVE record\n");

		return 1;

	}



	/* The actual size validation is done in get_current_context() */

	fprintf(stderr, "Got expected size %u and VL %d\n",

		head->size, ssve->vl);