* configure.ac (AC_CHECK_TYPES): Add struct kvm_sregs. * kvm.c [HAVE_STRUCT_KVM_SREGS] (kvm_ioctl_decode_sregs): New function. (kvm_ioctl) [HAVE_STRUCT_KVM_SREGS] <KVM_SET_SREGS, KVM_GET_SREGS>: Use it. * linux/arch_kvm.c (arch_print_kvm_sregs): New function. * linux/x86_64/arch_kvm.c (PRINT_FIELD_KVM_SREGS_STRUCT): New macro. (kvm_ioctl_decode_regs_dtable, kvm_ioctl_decode_regs_segment, arch_print_kvm_sregs): New functions. Signed-off-by: Masatake YAMATO <yamato@redhat.com>
111 lines
3.1 KiB
C
111 lines
3.1 KiB
C
#ifdef HAVE_STRUCT_KVM_REGS
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static void
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arch_print_kvm_regs(struct tcb *const tcp,
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const kernel_ulong_t addr,
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const struct kvm_regs *const regs)
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{
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PRINT_FIELD_X("{", *regs, rax);
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if (abbrev(tcp))
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tprints(", ...");
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else {
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PRINT_FIELD_X(", ", *regs, rbx);
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PRINT_FIELD_X(", ", *regs, rcx);
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PRINT_FIELD_X(", ", *regs, rdx);
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PRINT_FIELD_X(", ", *regs, rsi);
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PRINT_FIELD_X(", ", *regs, rdi);
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}
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PRINT_FIELD_X(", ", *regs, rsp);
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PRINT_FIELD_X(", ", *regs, rbp);
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if (abbrev(tcp))
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tprints(", ...");
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else {
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PRINT_FIELD_X(", ", *regs, r8);
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PRINT_FIELD_X(", ", *regs, r9);
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PRINT_FIELD_X(", ", *regs, r10);
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PRINT_FIELD_X(", ", *regs, r11);
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PRINT_FIELD_X(", ", *regs, r12);
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PRINT_FIELD_X(", ", *regs, r13);
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PRINT_FIELD_X(", ", *regs, r14);
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PRINT_FIELD_X(", ", *regs, r15);
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}
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PRINT_FIELD_X(", ", *regs, rip);
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/* TODO: we can decode this more */
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PRINT_FIELD_X(", ", *regs, rflags);
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tprints("}");
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}
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#endif /* HAVE_STRUCT_KVM_REGS */
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#ifdef HAVE_STRUCT_KVM_SREGS
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static void
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kvm_ioctl_decode_regs_segment(const char *prefix,
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const struct kvm_segment *const segment)
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{
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tprints(prefix);
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PRINT_FIELD_X("={", *segment, base);
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PRINT_FIELD_U(", ", *segment, limit);
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PRINT_FIELD_U(", ", *segment, selector);
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PRINT_FIELD_U(", ", *segment, type);
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PRINT_FIELD_U(", ", *segment, present);
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PRINT_FIELD_U(", ", *segment, dpl);
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PRINT_FIELD_U(", ", *segment, db);
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PRINT_FIELD_U(", ", *segment, s);
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PRINT_FIELD_U(", ", *segment, l);
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PRINT_FIELD_U(", ", *segment, g);
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PRINT_FIELD_U(", ", *segment, avl);
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tprints("}");
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}
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static void
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kvm_ioctl_decode_regs_dtable(const char *prefix,
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const struct kvm_dtable *const dtable)
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{
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tprints(prefix);
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PRINT_FIELD_X("={", *dtable, base);
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PRINT_FIELD_U(", ", *dtable, limit);
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tprints("}");
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}
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# define PRINT_FIELD_KVM_SREGS_STRUCT(prefix_, where_, type_, field_) \
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kvm_ioctl_decode_regs_ ## type_(prefix_ #field_, &(where_)->field_)
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static void
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arch_print_kvm_sregs(struct tcb *const tcp,
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const kernel_ulong_t addr,
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const struct kvm_sregs *const sregs)
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{
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PRINT_FIELD_KVM_SREGS_STRUCT("{", sregs, segment, cs);
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if (abbrev(tcp)) {
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tprints(", ...}");
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return;
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}
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, segment, ds);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, segment, es);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, segment, fs);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, segment, gs);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, segment, ss);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, segment, tr);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, segment, ldt);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, dtable, gdt);
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PRINT_FIELD_KVM_SREGS_STRUCT(", ", sregs, dtable, idt);
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PRINT_FIELD_U(", ", *sregs, cr0);
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PRINT_FIELD_U(", ", *sregs, cr2);
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PRINT_FIELD_U(", ", *sregs, cr3);
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PRINT_FIELD_U(", ", *sregs, cr4);
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PRINT_FIELD_U(", ", *sregs, cr8);
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PRINT_FIELD_U(", ", *sregs, efer);
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PRINT_FIELD_X(", ", *sregs, apic_base);
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tprints(", interrupt_bitmap=[");
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unsigned int i;
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for (i = 0; i < ARRAY_SIZE(sregs->interrupt_bitmap); i++) {
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if (i != 0)
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tprints(", ");
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tprintf("%#" PRI__x64, sregs->interrupt_bitmap[i]);
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}
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tprints("]}");
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}
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#endif /* HAVE_STRUCT_KVM_SREGS */
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