0xb715284d:	lock cmpxchg %esi,(%edx)
0xb7152851:	jne    0xb7152828
0xb7152853:	mov    0x8(%ebp),%eax
0xb7152856:	add    $0xc,%eax
0xb7152859:	lock addl $0x1,(%eax)
0xb715285d:	mov    0xc(%ebp),%eax
0xb7152860:	movl   $0x1,(%edx)
0xb7152866:	mov    %eax,0x4(%edx)
0xb7152869:	mov    0x8(%ebp),%eax
0xb715286c:	add    $0x4,%eax
0xb715286f:	lock addl $0x1,(%eax)
0xb7152873:	xor    %eax,%eax
0xb7152875:	add    $0x3c,%esp
0xb7152878:	pop    %ebx
0xb7152879:	pop    %esi
0xb715287a:	pop    %edi