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#include <asm/atomic.h>
#include <asm/rwlock.h>
#if defined(CONFIG_SMP)
asm(
".align 4\n"
".globl __write_lock_failed\n"
"__write_lock_failed:\n"
" " LOCK "addl $" RW_LOCK_BIAS_STR ",(%"__OP"ax)\n"
"1: rep; nop\n"
" cmpl $" RW_LOCK_BIAS_STR ",(%"__OP"ax)\n"
" jne 1b\n"
" " LOCK "subl $" RW_LOCK_BIAS_STR ",(%"__OP"ax)\n"
" jnz __write_lock_failed\n"
" ret\n"
".align 4\n"
".globl __read_lock_failed\n"
"__read_lock_failed:\n"
" lock ; incl (%"__OP"ax)\n"
"1: rep; nop\n"
" cmpl $1,(%"__OP"ax)\n"
" js 1b\n"
" lock ; decl (%"__OP"ax)\n"
" js __read_lock_failed\n"
" ret\n"
);
#endif
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