include/linux/resume_user_mode.h

1 /* SPDX-License-Identifier: GPL-2.0-only */
10 #include <linux/blk-cgroup.h>
13  * set_notify_resume - cause resume_user_mode_work() to be called
17  * before returning to user mode.  If it's already running in user mode,
29  * resume_user_mode_work - Perform work before returning to user mode
30  * @regs:		user-mode registers of @current task
33  * about to return to user mode, and the user state in @regs can be
37  * user mode.
45 	 * This barrier pairs with task_work_add()->set_notify_resume() after  in resume_user_mode_work()
46 	 * hlist_add_head(task->task_works);  in resume_user_mode_work()
49 	if (unlikely(task_work_pending(current)))  in resume_user_mode_work()
53 	if (unlikely(current->cached_requested_key)) {  in resume_user_mode_work()
54 		key_put(current->cached_requested_key);  in resume_user_mode_work()
55 		current->cached_requested_key = NULL;  in resume_user_mode_work()