include/asm/mwait.h

1 /* SPDX-License-Identifier: GPL-2.0 */
9 #include <asm/nospec-branch.h>
32 	/* "monitor %eax, %ecx, %edx;" */  in __monitor()
75  *                 MONITOR                         MONITORX
77  * EAX                     (logical) address to monitor
91  * Re-enable interrupts right upon calling mwait in such a way that
108  * This uses new MONITOR/MWAIT instructions on P4 processors with PNI,
110  * We execute MONITOR against need_resched and enter optimized wait state
122 			clflush((void *)&current_thread_info()->flags);  in mwait_idle_with_hints()
126 		__monitor((void *)&current_thread_info()->flags, 0, 0);  in mwait_idle_with_hints()
142  * power saving) or C0.2 state (saves more power, but longer wakeup