diff options
Diffstat (limited to 'kernel/power/process.c')
| -rw-r--r-- | kernel/power/process.c | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/kernel/power/process.c b/kernel/power/process.c index c7209f060eeb..7381d49a44db 100644 --- a/kernel/power/process.c +++ b/kernel/power/process.c @@ -1,3 +1,4 @@ +// SPDX-License-Identifier: GPL-2.0 /* * drivers/power/process.c - Functions for starting/stopping processes on * suspend transitions. @@ -20,8 +21,9 @@ #include <linux/workqueue.h> #include <linux/kmod.h> #include <trace/events/power.h> +#include <linux/cpuset.h> -/* +/* * Timeout for stopping processes */ unsigned int __read_mostly freeze_timeout_msecs = 20 * MSEC_PER_SEC; @@ -132,7 +134,7 @@ int freeze_processes(void) if (!pm_freezing) atomic_inc(&system_freezing_cnt); - pm_wakeup_clear(); + pm_wakeup_clear(true); pr_info("Freezing user space processes ... "); pm_freezing = true; error = try_to_freeze_tasks(true); @@ -202,6 +204,8 @@ void thaw_processes(void) __usermodehelper_set_disable_depth(UMH_FREEZING); thaw_workqueues(); + cpuset_wait_for_hotplug(); + read_lock(&tasklist_lock); for_each_process_thread(g, p) { /* No other threads should have PF_SUSPEND_TASK set */ |