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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2025-10-31 13:33:01 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2025-10-31 13:33:01 +0300
commit1cf9c4f115019ebc77c6c1f6b379537bb1a48908 (patch)
tree752ec814a60e0c43c9b1c16f88c776b9b2b969d3 /include
parent35e4a69b2003f20a69e7d19ae96ab1eef1aa8e8d (diff)
parent8e4ec90701efec7f2814c89b398d6d4272636814 (diff)
downloadlinux-1cf9c4f115019ebc77c6c1f6b379537bb1a48908.tar.xz
Merge back system sleep material for 6.19
Diffstat (limited to 'include')
-rw-r--r--include/linux/freezer.h12
-rw-r--r--include/linux/pm.h5
2 files changed, 11 insertions, 6 deletions
diff --git a/include/linux/freezer.h b/include/linux/freezer.h
index 32884c9721e5..0a8c6c4d1a82 100644
--- a/include/linux/freezer.h
+++ b/include/linux/freezer.h
@@ -22,14 +22,18 @@ extern bool pm_nosig_freezing; /* PM nosig freezing in effect */
extern unsigned int freeze_timeout_msecs;
/*
- * Check if a process has been frozen
+ * Check if a process has been frozen for PM or cgroup1 freezer. Note that
+ * cgroup2 freezer uses the job control mechanism and does not interact with
+ * the PM freezer.
*/
extern bool frozen(struct task_struct *p);
extern bool freezing_slow_path(struct task_struct *p);
/*
- * Check if there is a request to freeze a process
+ * Check if there is a request to freeze a task from PM or cgroup1 freezer.
+ * Note that cgroup2 freezer uses the job control mechanism and does not
+ * interact with the PM freezer.
*/
static inline bool freezing(struct task_struct *p)
{
@@ -63,9 +67,9 @@ extern bool freeze_task(struct task_struct *p);
extern bool set_freezable(void);
#ifdef CONFIG_CGROUP_FREEZER
-extern bool cgroup_freezing(struct task_struct *task);
+extern bool cgroup1_freezing(struct task_struct *task);
#else /* !CONFIG_CGROUP_FREEZER */
-static inline bool cgroup_freezing(struct task_struct *task)
+static inline bool cgroup1_freezing(struct task_struct *task)
{
return false;
}
diff --git a/include/linux/pm.h b/include/linux/pm.h
index cc7b2dc28574..a72e42eec130 100644
--- a/include/linux/pm.h
+++ b/include/linux/pm.h
@@ -25,11 +25,12 @@ extern void (*pm_power_off)(void);
struct device; /* we have a circular dep with device.h */
#ifdef CONFIG_VT_CONSOLE_SLEEP
-extern void pm_vt_switch_required(struct device *dev, bool required);
+extern int pm_vt_switch_required(struct device *dev, bool required);
extern void pm_vt_switch_unregister(struct device *dev);
#else
-static inline void pm_vt_switch_required(struct device *dev, bool required)
+static inline int pm_vt_switch_required(struct device *dev, bool required)
{
+ return 0;
}
static inline void pm_vt_switch_unregister(struct device *dev)
{