arch/um/sys-i386/stub.S

   1 #include "uml-config.h"
   2
   3         .globl syscall_stub
   4 .section .__syscall_stub, "x"
   5 syscall_stub:
   6         int     $0x80
   7         mov     %eax, UML_CONFIG_STUB_DATA
   8         int3
   9
  10         .globl batch_syscall_stub
  11 batch_syscall_stub:
  12         mov     $UML_CONFIG_STUB_DATA, %esp
  13 again:  pop     %eax
  14         cmpl    $0, %eax
  15         jz      done
  16         pop     %ebx
  17         pop     %ecx
  18         pop     %edx
  19         pop     %esi
  20         pop     %edi
  21         pop     %ebp
  22         int     $0x80
  23         mov     %eax, UML_CONFIG_STUB_DATA
  24         jmp     again
  25 done:   int3