@@ -8,7 +8,7 @@ inline void spin_lock(uint32_t volatile* lock_addr)
"%=:\n\t\
movl $1, %%eax\n\t\
xchgl %%eax, (%0)\n\t\
- test $0, %%eax\n\t\
+ cmp $0, %%eax\n\t\
jne %=b\n\t\
"
:
