Commit d4e4dc4f authored by Mark Brown's avatar Mark Brown Committed by Catalin Marinas
Browse files

kselftest/arm64: signal: Add SVE to the set of features we can check for 



Allow testcases for SVE signal handling to flag the dependency and be
skipped on systems without SVE support.

Signed-off-by: default avatarMark Brown <broonie@kernel.org>
Link: https://lore.kernel.org/r/20210819134245.13935-2-broonie@kernel.org


Signed-off-by: default avatarCatalin Marinas <catalin.marinas@arm.com>
parent 0c69bd2c

tools/testing/selftests/arm64/signal/test_signals.h

+2 −0
Original line number Diff line number Diff line
@@ -33,10 +33,12 @@ 
 */

enum {

	FSSBS_BIT,

	FSVE_BIT,

	FMAX_END

};



#define FEAT_SSBS		(1UL << FSSBS_BIT)

#define FEAT_SVE		(1UL << FSVE_BIT)



/*

 * A descriptor used to describe and configure a test case.

tools/testing/selftests/arm64/signal/test_signals_utils.c

+3 −0
Original line number Diff line number Diff line
@@ -26,6 +26,7 @@ static int sig_copyctx = SIGTRAP; 


static char const *const feats_names[FMAX_END] = {

	" SSBS ",

	" SVE ",

};



#define MAX_FEATS_SZ	128
@@ -263,6 +264,8 @@ int test_init(struct tdescr *td) 
		 */

		if (getauxval(AT_HWCAP) & HWCAP_SSBS)

			td->feats_supported |= FEAT_SSBS;

		if (getauxval(AT_HWCAP) & HWCAP_SVE)

			td->feats_supported |= FEAT_SVE;

		if (feats_ok(td))

			fprintf(stderr,

				"Required Features: [%s] supported\n",