Commit 647d0933 authored by Mark Brown's avatar Mark Brown Committed by Catalin Marinas
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kselftest/arm64: Enumerate SME rather than SVE vector lengths for za_regs 



The za_regs signal test was enumerating the SVE vector lengths rather than
the SME vector lengths through cut'n'paste error when determining what to
test. Enumerate the SME vector lengths instead.

Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20220829160703.874492-2-broonie@kernel.org


Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 0f40caf7

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

+2 −2
Original line number Diff line number Diff line
@@ -22,10 +22,10 @@ static bool sme_get_vls(struct tdescr *td) 
	int vq, vl;



	/*

	 * Enumerate up to SVE_VQ_MAX vector lengths

	 * Enumerate up to SME_VQ_MAX vector lengths

	 */

	for (vq = SVE_VQ_MAX; vq > 0; --vq) {

		vl = prctl(PR_SVE_SET_VL, vq * 16);

		vl = prctl(PR_SME_SET_VL, vq * 16);

		if (vl == -1)

			return false;