| /openbmc/linux/tools/testing/selftests/kvm/x86_64/ |
| H A D | xcr0_cpuid_test.c | 22 #define ASSERT_XFEATURE_DEPENDENCIES(supported_xcr0, xfeatures, dependencies) \ argument
24 uint64_t __supported = (supported_xcr0) & ((xfeatures) | (dependencies)); \
26 __GUEST_ASSERT((__supported & (xfeatures)) != (xfeatures) || \
27 __supported == ((xfeatures) | (dependencies)), \
29 __supported, (xfeatures), (dependencies)); \
40 #define ASSERT_ALL_OR_NONE_XFEATURE(supported_xcr0, xfeatures) \ argument
42 uint64_t __supported = (supported_xcr0) & (xfeatures); \
44 __GUEST_ASSERT(!__supported || __supported == (xfeatures), \
46 __supported, (xfeatures)); \
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| /openbmc/linux/arch/x86/kernel/fpu/ |
| H A D | xstate.c | 367 xstate_init_xcomp_bv(&init_fpstate.regs.xsave, init_fpstate.xfeatures); in setup_init_fpu_buf()
407 if (hdr->xfeatures & ~fpstate->user_xfeatures) in validate_user_xstate_header()
560 static unsigned int xstate_calculate_size(u64 xfeatures, bool compacted) in xstate_calculate_size() argument
562 unsigned int topmost = fls64(xfeatures) - 1; in xstate_calculate_size()
569 offset = xfeature_get_offset(xfeatures, topmost); in xstate_calculate_size()
748 u64 xfeatures; in fpu__init_system_xstate() local
825 xfeatures = fpu_kernel_cfg.max_features; in fpu__init_system_xstate()
865 init_fpstate.xfeatures = fpu_kernel_cfg.default_features; in fpu__init_system_xstate()
879 if (xfeatures != fpu_kernel_cfg.max_features) { in fpu__init_system_xstate()
881 xfeatures, fpu_kernel_cfg.max_features); in fpu__init_system_xstate()
[all …]
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| H A D | core.c | 97 if (fpu->fpstate->regs.xsave.header.xfeatures & AVX512_TRACKING_MASK) in update_avx_timestamp()
235 gfpu->xfeatures = fpu_user_cfg.default_features; in fpu_alloc_guest_fpstate()
281 int fpu_enable_guest_xfd_features(struct fpu_guest *guest_fpu, u64 xfeatures) in fpu_enable_guest_xfd_features() argument
286 xfeatures &= ~guest_fpu->xfeatures; in fpu_enable_guest_xfd_features()
287 if (!xfeatures) in fpu_enable_guest_xfd_features()
290 return __xfd_enable_feature(xfeatures, guest_fpu); in fpu_enable_guest_xfd_features()
372 unsigned int size, u64 xfeatures, u32 pkru) in fpu_copy_guest_fpstate_to_uabi() argument
379 __copy_xstate_to_uabi_buf(mb, kstate, xfeatures, pkru, in fpu_copy_guest_fpstate_to_uabi()
385 ustate->xsave.header.xfeatures = XFEATURE_MASK_FPSSE; in fpu_copy_guest_fpstate_to_uabi()
397 if (ustate->xsave.header.xfeatures & ~XFEATURE_MASK_FPSSE) in fpu_copy_uabi_to_guest_fpstate()
[all …]
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| H A D | signal.c | 62 fx_sw->xfeatures = XFEATURE_MASK_FPSSE; in check_xstate_in_sigframe()
110 sw_bytes->xfeatures = fpstate->user_xfeatures; in save_sw_bytes()
122 u32 xfeatures; in save_xstate_epilog() local
139 err |= __get_user(xfeatures, (__u32 __user *)&x->header.xfeatures); in save_xstate_epilog()
152 xfeatures |= XFEATURE_MASK_FPSSE; in save_xstate_epilog()
154 err |= __put_user(xfeatures, (__u32 __user *)&x->header.xfeatures); in save_xstate_epilog()
352 user_xfeatures = fx_sw_user.xfeatures; in __fpu_restore_sig()
414 fpregs->xsave.header.xfeatures |= XFEATURE_MASK_FPSSE; in __fpu_restore_sig()
433 fpregs->xsave.header.xfeatures &= mask; in __fpu_restore_sig()
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| H A D | xstate.h | 46 u64 xfeatures, u32 pkru_val,
186 u64 mask = fpstate->xfeatures; in os_xsave()
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| H A D | regset.c | 125 fpu->fpstate->regs.xsave.header.xfeatures |= XFEATURE_MASK_FPSSE; in xfpregs_set()
463 fpu->fpstate->regs.xsave.header.xfeatures |= XFEATURE_MASK_FP; in fpregs_set()
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| /openbmc/linux/arch/x86/include/asm/trace/ |
| H A D | fpu.h | 17 __field(u64, xfeatures)
25 __entry->xfeatures = fpu->fpstate->regs.xsave.header.xfeatures;
32 __entry->xfeatures,
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| /openbmc/linux/tools/testing/selftests/x86/ |
| H A D | corrupt_xstate_header.c | 49 uint64_t *xfeatures = (uint64_t *)(fpstate + 512); in sigusr1() local
53 *(xfeatures + 2) = 0xfffffff; in sigusr1()
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| /openbmc/linux/arch/x86/include/asm/fpu/ |
| H A D | api.h | 150 extern int fpu_enable_guest_xfd_features(struct fpu_guest *guest_fpu, u64 xfeatures);
161 unsigned int size, u64 xfeatures, u32 pkru);
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| H A D | types.h | 313 u64 xfeatures; member
364 u64 xfeatures; member
523 u64 xfeatures; member
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| /openbmc/qemu/linux-user/i386/ |
| H A D | signal.c | 57 uint64_t xfeatures; member
333 __put_user(env->xcr0, &sw->xfeatures); in xsave_sigcontext()
613 uint64_t xfeatures; in xrstor_sigcontext() local
640 xfeatures = tswap64(sw->xfeatures) & env->xcr0; in xrstor_sigcontext()
641 min_size = xsave_area_size(xfeatures, false); in xrstor_sigcontext()
665 ok = cpu_x86_xrstor(env, xstate, xstate_size, xfeatures); in xrstor_sigcontext()
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| /openbmc/linux/arch/x86/include/asm/ |
| H A D | user.h | 19 __u64 xfeatures; member
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| /openbmc/linux/arch/x86/include/uapi/asm/ |
| H A D | sigcontext.h | 60 __u64 xfeatures; member
175 __u64 xfeatures; member
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| /openbmc/linux/arch/x86/kvm/ |
| H A D | cpuid.c | 159 u64 xfeatures; in kvm_check_cpuid() local
175 * Exposing dynamic xfeatures to the guest requires additional in kvm_check_cpuid()
182 xfeatures = best->eax | ((u64)best->edx << 32); in kvm_check_cpuid()
183 xfeatures &= XFEATURE_MASK_USER_DYNAMIC; in kvm_check_cpuid()
184 if (!xfeatures) in kvm_check_cpuid()
187 return fpu_enable_guest_xfd_features(&vcpu->arch.guest_fpu, xfeatures); in kvm_check_cpuid()
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