| /linux/arch/x86/kernel/ |
| A D | ldt.c | 47 ldt = READ_ONCE(mm->context.ldt); in load_mm_ldt()
63 if (unlikely(ldt)) { in load_mm_ldt()
81 set_ldt(ldt_slot_va(ldt->slot), ldt->nr_entries); in load_mm_ldt()
83 set_ldt(ldt->entries, ldt->nr_entries); in load_mm_ldt()
354 if (!ldt) in unmap_ldt_struct()
418 paravirt_alloc_ldt(ldt->entries, ldt->nr_entries); in finalize_ldt_struct()
426 smp_store_release(&mm->context.ldt, ldt); in install_ldt()
439 paravirt_free_ldt(ldt->entries, ldt->nr_entries); in free_ldt_struct()
444 kfree(ldt); in free_ldt_struct()
607 memset(&ldt, 0, sizeof(ldt)); in write_ldt()
[all …]
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| A D | step.c | 39 if (unlikely(!child->mm->context.ldt || in convert_ip_to_linear()
40 seg >= child->mm->context.ldt->nr_entries)) in convert_ip_to_linear()
43 desc = &child->mm->context.ldt->entries[seg]; in convert_ip_to_linear()
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| A D | process_64.c | 433 struct ldt_struct *ldt; in x86_fsgsbase_read_task() local
441 ldt = task->mm->context.ldt; in x86_fsgsbase_read_task()
442 if (unlikely(!ldt || idx >= ldt->nr_entries)) in x86_fsgsbase_read_task()
445 base = get_desc_base(ldt->entries + idx); in x86_fsgsbase_read_task()
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| A D | doublefault_32.c | 91 .ldt = 0,
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| A D | umip.c | 259 if (current->mm->context.ldt) in emulate_umip_insn()
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| A D | Makefile | 57 obj-$(CONFIG_MODIFY_LDT_SYSCALL) += ldt.o
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| /linux/arch/x86/include/asm/ |
| A D | desc.h | 115 #define load_ldt(ldt) asm volatile("lldt %0"::"m" (ldt)) argument
127 static inline void paravirt_alloc_ldt(struct desc_struct *ldt, unsigned entries) in paravirt_alloc_ldt() argument
131 static inline void paravirt_free_ldt(struct desc_struct *ldt, unsigned entries) in paravirt_free_ldt() argument
136 #define store_ldt(ldt) asm("sldt %0" : "=m"(ldt)) argument
143 static inline void native_write_ldt_entry(struct desc_struct *ldt, int entry, const void *desc) in native_write_ldt_entry() argument
145 memcpy(&ldt[entry], desc, 8); in native_write_ldt_entry()
199 ldt_desc ldt; in native_set_ldt() local
201 set_tssldt_descriptor(&ldt, (unsigned long)addr, DESC_LDT, in native_set_ldt()
204 &ldt, DESC_LDT); in native_set_ldt()
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| A D | suspend_32.h | 20 u16 ldt; member
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| A D | suspend_64.h | 49 u16 ldt; member
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| A D | mmu.h | 42 struct ldt_struct *ldt; member
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| A D | paravirt_types.h | 73 void (*write_ldt_entry)(struct desc_struct *ldt, int entrynum,
79 void (*alloc_ldt)(struct desc_struct *ldt, unsigned entries);
80 void (*free_ldt)(struct desc_struct *ldt, unsigned entries);
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| A D | paravirt.h | 268 static inline void paravirt_alloc_ldt(struct desc_struct *ldt, unsigned entries) in paravirt_alloc_ldt() argument
270 PVOP_VCALL2(cpu.alloc_ldt, ldt, entries); in paravirt_alloc_ldt()
273 static inline void paravirt_free_ldt(struct desc_struct *ldt, unsigned entries) in paravirt_free_ldt() argument
275 PVOP_VCALL2(cpu.free_ldt, ldt, entries); in paravirt_free_ldt()
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| A D | mmu_context.h | 57 mm->context.ldt = NULL; in init_new_context_ldt()
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| A D | processor.h | 286 unsigned short ldt, __ldth; member
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| A D | kvm_host.h | 2211 u16 ldt; in kvm_read_ldt() local
2212 asm("sldt %0" : "=g"(ldt)); in kvm_read_ldt()
2213 return ldt; in kvm_read_ldt()
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| /linux/tools/testing/selftests/x86/ |
| A D | ldt_gdt.c | 66 uint32_t selector = (index << 3) | (ldt << 2) | 3; in check_invalid_segment()
83 (ldt ? "LDT" : "GDT"), index); in check_invalid_segment()
87 (ldt ? "LDT" : "GDT"), index); in check_invalid_segment()
91 static void check_valid_segment(uint16_t index, int ldt, in check_valid_segment() argument
96 uint32_t selector = (index << 3) | (ldt << 2) | 3; in check_valid_segment()
113 (ldt ? "LDT" : "GDT"), index); in check_valid_segment()
135 (ldt ? "LDT" : "GDT"), index, ar, limit); in check_valid_segment()
140 bool oldmode, bool ldt) in install_valid_mode() argument
145 if (!ldt) { in install_valid_mode()
177 ldt ? "modify_ldt" : "set_thread_area", in install_valid_mode()
[all …]
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| /linux/arch/x86/math-emu/ |
| A D | fpu_system.h | 31 if (current->mm->context.ldt && seg < current->mm->context.ldt->nr_entries) in FPU_get_ldt_descriptor()
32 ret = current->mm->context.ldt->entries[seg]; in FPU_get_ldt_descriptor()
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| /linux/arch/x86/hyperv/ |
| A D | hv_vtl.c | 79 struct ldttss_desc *ldt; in hv_vtl_bringup_vcpu() local
92 ldt = (struct ldttss_desc *)(gdt + GDT_ENTRY_LDT); in hv_vtl_bringup_vcpu()
143 input->vp_context.ldtr.base = hv_vtl_system_desc_base(ldt); in hv_vtl_bringup_vcpu()
144 input->vp_context.ldtr.limit = hv_vtl_system_desc_limit(ldt); in hv_vtl_bringup_vcpu()
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| /linux/arch/x86/lib/ |
| A D | insn-eval.c | 629 struct ldt_struct *ldt; in get_desc() local
635 ldt = current->active_mm->context.ldt; in get_desc()
636 if (ldt && sel < ldt->nr_entries) { in get_desc()
637 *out = ldt->entries[sel]; in get_desc()
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| /linux/arch/x86/kvm/ |
| A D | tss.h | 57 u16 ldt; member
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| /linux/arch/x86/xen/ |
| A D | enlighten_pv.c | 466 static void xen_alloc_ldt(struct desc_struct *ldt, unsigned entries) in xen_alloc_ldt() argument
483 set_aliased_prot(ldt + i, PAGE_KERNEL_RO); in xen_alloc_ldt()
486 static void xen_free_ldt(struct desc_struct *ldt, unsigned entries) in xen_free_ldt() argument
492 set_aliased_prot(ldt + i, PAGE_KERNEL); in xen_free_ldt()
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| /linux/tools/arch/x86/include/uapi/asm/ |
| A D | kvm.h | 148 struct kvm_segment tr, ldt; member
159 struct kvm_segment tr, ldt; member
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| /linux/arch/x86/include/uapi/asm/ |
| A D | kvm.h | 148 struct kvm_segment tr, ldt; member
159 struct kvm_segment tr, ldt; member
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| /linux/arch/x86/events/ |
| A D | core.c | 2800 struct ldt_struct *ldt; in get_segment_base() local
2803 ldt = READ_ONCE(current->active_mm->context.ldt); in get_segment_base()
2804 if (!ldt || idx >= ldt->nr_entries) in get_segment_base()
2807 desc = &ldt->entries[idx]; in get_segment_base()
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| /linux/tools/testing/selftests/kvm/lib/x86_64/ |
| A D | processor.c | 96 segment_dump(stream, &sregs->ldt, indent + 2); in sregs_dump()
511 kvm_seg_set_unusable(&sregs.ldt); in vcpu_init_sregs()
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