ffffffff801dd430 <arch_spin_lock>:
ffffffff801dd430:>      55                   >  push   %rbp
ffffffff801dd431:>      48 89 e5             >  mov    %rsp,%rbp
ffffffff801dd434:>      65 48 8b 0c 25 00 00 >  mov    %gs:0x0,%rcx
ffffffff801dd43b:>      00 00.
ffffffff801dd43d:>      8b 51 50             >  mov    0x50(%rcx),%edx
ffffffff801dd440:>      83 c2 01             >  add    $0x1,%edx
ffffffff801dd443:>      31 c0                >  xor    %eax,%eax
ffffffff801dd445:>      f0 48 0f b1 17       >  lock cmpxchg %rdx,(%rdi)
ffffffff801dd44a:>      74 0c                >  je     ffffffff801dd458 <arch_spin_lock+0x28>
ffffffff801dd44c:>      f3 90                >  pause..
ffffffff801dd44e:>      48 8b 07             >  mov    (%rdi),%rax
ffffffff801dd451:>      48 85 c0             >  test   %rax,%rax
ffffffff801dd454:>      74 ed                >  je     ffffffff801dd443 <arch_spin_lock+0x13>
ffffffff801dd456:>      eb f4                >  jmp    ffffffff801dd44c <arch_spin_lock+0x1c>
ffffffff801dd458:>      83 41 54 01          >  addl   $0x1,0x54(%rcx)
ffffffff801dd45c:>      5d                   >  pop    %rbp
ffffffff801dd45d:>      c3                   >  retq...
ffffffff801dd45e:>      cc                   >  int3...
ffffffff801dd45f:>      cc                   >  int3...

ffffffff801dd490 <arch_spin_unlock>:
ffffffff801dd490:>55                   >push   %rbp
ffffffff801dd491:>48 89 e5             >mov    %rsp,%rbp
ffffffff801dd494:>65 48 8b 04 25 00 00 >mov    %gs:0x0,%rax
ffffffff801dd49b:>00 00.
ffffffff801dd49d:>83 40 54 ff          >addl   $0xffffffff,0x54(%rax)
ffffffff801dd4a1:>48 c7 07 00 00 00 00 >movq   $0x0,(%rdi)
ffffffff801dd4a8:>5d                   >pop    %rbp
ffffffff801dd4a9:>c3                   >retq...
ffffffff801dd4aa:>cc                   >int3...
ffffffff801dd4ab:>cc                   >int3...

ffffffff000a7ee4 <arch_spin_lock>:
ffffffff000a7ee4:>      b94001e8 >      ldr>    w8, [x15]
ffffffff000a7ee8:>      11000508 >      add>    w8, w8, #0x1
ffffffff000a7eec:>      d50320bf >      sevl
ffffffff000a7ef0:>      d503205f >      wfe
ffffffff000a7ef4:>      c85ffc09 >      ldaxr>  x9, [x0]
ffffffff000a7ef8:>      b5ffffc9 >      cbnz>   x9, ffffffff000a7ef0 <arch_spin_lock+0xc>
ffffffff000a7efc:>      c8097c08 >      stxr>   w9, x8, [x0]
ffffffff000a7f00:>      35ffff89 >      cbnz>   w9, ffffffff000a7ef0 <arch_spin_lock+0xc>
ffffffff000a7f04:>      b94009e8 >      ldr>    w8, [x15, #8]
ffffffff000a7f08:>      11000508 >      add>    w8, w8, #0x1
ffffffff000a7f0c:>      b90009e8 >      str>    w8, [x15, #8]
ffffffff000a7f10:>      d65f03c0 >      ret

ffffffff000a7f44 <arch_spin_unlock>:
ffffffff000a7f44:>      b94009e8 >      ldr>    w8, [x15, #8]
ffffffff000a7f48:>      51000508 >      sub>    w8, w8, #0x1
ffffffff000a7f4c:>      b90009e8 >      str>    w8, [x15, #8]
ffffffff000a7f50:>      c89ffc1f >      stlr>   xzr, [x0]
ffffffff000a7f54:>      d65f03c0 >      ret