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Searched refs:xfeature (Results 1 – 6 of 6) sorted by relevance

/linux-6.15/arch/x86/kernel/fpu/
H A Dxstate.c142 static unsigned int xfeature_get_offset(u64 xcomp_bv, int xfeature) in xfeature_get_offset() argument
151 xfeature <= XFEATURE_SSE) in xfeature_get_offset()
152 return xstate_offsets[xfeature]; in xfeature_get_offset()
163 if (i == xfeature) in xfeature_get_offset()
207 static bool xfeature_enabled(enum xfeature xfeature) in xfeature_enabled() argument
209 return fpu_kernel_cfg.max_features & BIT_ULL(xfeature); in xfeature_enabled()
1401 void fpstate_clear_xstate_component(struct fpstate *fps, unsigned int xfeature) in fpstate_clear_xstate_component() argument
1403 void *addr = get_xsave_addr(&fps->regs.xsave, xfeature); in fpstate_clear_xstate_component()
1406 memset(addr, 0, xstate_sizes[xfeature]); in fpstate_clear_xstate_component()
/linux-6.15/arch/x86/include/asm/fpu/
H A Dapi.h139 extern void fpstate_clear_xstate_component(struct fpstate *fps, unsigned int xfeature);
H A Dtypes.h104 enum xfeature { enum
/linux-6.15/tools/testing/selftests/x86/
H A Dxstate.h16 enum xfeature { enum
/linux-6.15/tools/testing/selftests/kvm/lib/x86/
H A Dprocessor.c804 void __vm_xsave_require_permission(uint64_t xfeature, const char *name) in __vm_xsave_require_permission() argument
818 TEST_ASSERT(is_power_of_2(xfeature), in __vm_xsave_require_permission()
830 __TEST_REQUIRE(bitmask & xfeature, in __vm_xsave_require_permission()
833 TEST_REQUIRE(!syscall(SYS_arch_prctl, ARCH_REQ_XCOMP_GUEST_PERM, ilog2(xfeature))); in __vm_xsave_require_permission()
837 TEST_ASSERT(bitmask & xfeature, in __vm_xsave_require_permission()
839 name, xfeature, bitmask); in __vm_xsave_require_permission()
/linux-6.15/tools/testing/selftests/kvm/include/x86/
H A Dprocessor.h1390 void __vm_xsave_require_permission(uint64_t xfeature, const char *name);
1392 #define vm_xsave_require_permission(xfeature) \ argument
1393 __vm_xsave_require_permission(xfeature, #xfeature)