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/Linux-v6.6/tools/testing/selftests/arm64/fp/
DMakefile9 sve-ptrace sve-probe-vls \
13 rdvl-sme rdvl-sve \
14 sve-test \
20 TEST_PROGS_EXTENDED := fpsimd-stress sve-stress ssve-stress za-stress
29 $(OUTPUT)/rdvl-sve: rdvl-sve.c $(OUTPUT)/rdvl.o
31 $(OUTPUT)/sve-ptrace: sve-ptrace.c
32 $(OUTPUT)/sve-probe-vls: sve-probe-vls.c $(OUTPUT)/rdvl.o
33 $(OUTPUT)/sve-test: sve-test.S $(OUTPUT)/asm-utils.o
35 $(OUTPUT)/ssve-test: sve-test.S $(OUTPUT)/asm-utils.o
Dsve-ptrace.c114 struct user_sve_header *sve; in get_sve() local
116 size_t sz = sizeof *sve; in get_sve()
136 sve = *buf; in get_sve()
137 if (sve->size <= sz) in get_sve()
140 sz = sve->size; in get_sve()
143 return sve; in get_sve()
150 const struct user_sve_header *sve) in set_sve() argument
154 iov.iov_base = (void *)sve; in set_sve()
155 iov.iov_len = sve->size; in set_sve()
162 struct user_sve_header sve; in ptrace_set_get_inherit() local
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DREADME7 sve-probe-vls - Checks the SVE vector length enumeration interface
8 sve-ptrace - Checks the SVE ptrace interface
13 sve-stress performs an SVE context switch stress test, as described
17 "sve" in the following commands.)
25 $ ./sve-stress
67 To try to reproduce the bugs that we have been observing, sve-stress
73 $ lkvm run --console=virtio -pconsole=hvc0 --sve Image
88 2) Run the sve-stress on *each* guest with the Vector-Length set to 32:
89 guest$ ./vlset --inherit 32 ./sve-stress
91 3) Run the sve-stress on the host with the maximum Vector-Length:
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D.gitignore5 rdvl-sve
6 sve-probe-vls
7 sve-ptrace
8 sve-test
Drdvl.S6 .arch_extension sve
Dsve-stress45 ./sve-test >$log &
Dza-fork-asm.S6 .arch_extension sve
Dfp-pidbench.S13 .arch_extension sve
Dzt-test.S14 .arch_extension sve
Dza-test.S18 .arch_extension sve
Dsve-test.S22 .arch_extension sve
/Linux-v6.6/tools/testing/selftests/arm64/signal/testcases/
Dtestcases.c61 bool validate_sve_context(struct sve_context *sve, char **err) in validate_sve_context() argument
65 = ((SVE_SIG_CONTEXT_SIZE(sve_vq_from_vl(sve->vl)) + 15) / 16) * 16; in validate_sve_context()
67 if (!sve || !err) in validate_sve_context()
71 if ((sve->head.size != sizeof(struct sve_context)) && in validate_sve_context()
72 (sve->head.size != regs_size)) { in validate_sve_context()
77 if (!sve_vl_valid(sve->vl)) { in validate_sve_context()
138 struct sve_context *sve = NULL; in validate_reserved() local
195 sve = (struct sve_context *)head; in validate_reserved()
264 if (!validate_sve_context(sve, err)) in validate_reserved()
Dsve_regs.c63 struct sve_context *sve; in do_one_sve_vl() local
87 sve = (struct sve_context *)head; in do_one_sve_vl()
88 if (sve->vl != vl) { in do_one_sve_vl()
89 fprintf(stderr, "Got VL %d, expected %d\n", sve->vl, vl); in do_one_sve_vl()
95 head->size, sve->vl); in do_one_sve_vl()
Dsve_vl.c34 struct sve_context *sve; in sve_vl() local
46 sve = (struct sve_context *)head; in sve_vl()
48 if (sve->vl != vl) { in sve_vl()
50 sve->vl, vl); in sve_vl()
Dfake_sigreturn_sme_change_vl.c54 struct sve_context *sve; in fake_sigreturn_ssve_change_vl() local
72 sve = (struct sve_context *)head; in fake_sigreturn_ssve_change_vl()
76 sve->vl, vls[0]); in fake_sigreturn_ssve_change_vl()
77 sve->vl = vls[0]; in fake_sigreturn_ssve_change_vl()
Dfake_sigreturn_sve_change_vl.c56 struct sve_context *sve; in fake_sigreturn_sve_change_vl() local
74 sve = (struct sve_context *)head; in fake_sigreturn_sve_change_vl()
78 sve->vl, vls[0]); in fake_sigreturn_sve_change_vl()
79 sve->vl = vls[0]; in fake_sigreturn_sve_change_vl()
/Linux-v6.6/tools/testing/selftests/arm64/abi/
Dsyscall-abi.c412 int sve, sme; in test_one_syscall() local
419 for (sve = 0; sve < sve_vl_count; sve++) { in test_one_syscall()
420 ret = prctl(PR_SVE_SET_VL, sve_vls[sve]); in test_one_syscall()
425 ksft_test_result(do_test(cfg, sve_vls[sve], default_sme_vl, 0), in test_one_syscall()
426 "%s SVE VL %d\n", cfg->name, sve_vls[sve]); in test_one_syscall()
434 ksft_test_result(do_test(cfg, sve_vls[sve], in test_one_syscall()
438 cfg->name, sve_vls[sve], in test_one_syscall()
440 ksft_test_result(do_test(cfg, sve_vls[sve], in test_one_syscall()
443 cfg->name, sve_vls[sve], in test_one_syscall()
445 ksft_test_result(do_test(cfg, sve_vls[sve], in test_one_syscall()
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Dsyscall-abi-asm.S24 .arch_extension sve
/Linux-v6.6/arch/arm64/kernel/
Dsignal.c177 struct sve_context __user *sve; member
280 if (user->sve_size < sizeof(*user->sve)) in restore_sve_fpsimd_context()
283 __get_user_error(user_vl, &(user->sve->vl), err); in restore_sve_fpsimd_context()
284 __get_user_error(flags, &(user->sve->flags), err); in restore_sve_fpsimd_context()
308 if (user->sve_size == sizeof(*user->sve)) { in restore_sve_fpsimd_context()
337 (char __user const *)user->sve + in restore_sve_fpsimd_context()
589 user->sve = NULL; in parse_user_sigframe()
647 if (user->sve) in parse_user_sigframe()
650 user->sve = (struct sve_context __user *)head; in parse_user_sigframe()
800 if (user.sve) in restore_sigframe()
/Linux-v6.6/Documentation/arch/arm64/
Dindex.rst27 sve
Dsme.rst10 documentation in sve.rst which provides details on the Streaming SVE mode
276 sve.rst.
Dsve.rst35 described in this document. SVE is reported in /proc/cpuinfo as "sve".
/Linux-v6.6/Documentation/translations/it_IT/process/
Dmaintainer-pgp-guide.rst842 ✓ [PATCH v1 2/3] arm64/sve: Document our actual ABI for clearing registers on syscall
/Linux-v6.6/Documentation/process/
Dmaintainer-pgp-guide.rst821 ✓ [PATCH v1 2/3] arm64/sve: Document our actual ABI for clearing registers on syscall
/Linux-v6.6/Documentation/virt/kvm/
Dapi.rst2618 (See Documentation/arch/arm64/sve.rst for an explanation of the "vq"