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-rw-r--r--include/linux/delayacct.h16
-rw-r--r--include/linux/sched.h4
2 files changed, 12 insertions, 8 deletions
diff --git a/include/linux/delayacct.h b/include/linux/delayacct.h
index 58aea2d7385c..0da97dba9ef8 100644
--- a/include/linux/delayacct.h
+++ b/include/linux/delayacct.h
@@ -73,8 +73,8 @@ extern int delayacct_add_tsk(struct taskstats *, struct task_struct *);
extern __u64 __delayacct_blkio_ticks(struct task_struct *);
extern void __delayacct_freepages_start(void);
extern void __delayacct_freepages_end(void);
-extern void __delayacct_thrashing_start(void);
-extern void __delayacct_thrashing_end(void);
+extern void __delayacct_thrashing_start(bool *in_thrashing);
+extern void __delayacct_thrashing_end(bool *in_thrashing);
extern void __delayacct_swapin_start(void);
extern void __delayacct_swapin_end(void);
extern void __delayacct_compact_start(void);
@@ -143,22 +143,22 @@ static inline void delayacct_freepages_end(void)
__delayacct_freepages_end();
}
-static inline void delayacct_thrashing_start(void)
+static inline void delayacct_thrashing_start(bool *in_thrashing)
{
if (!static_branch_unlikely(&delayacct_key))
return;
if (current->delays)
- __delayacct_thrashing_start();
+ __delayacct_thrashing_start(in_thrashing);
}
-static inline void delayacct_thrashing_end(void)
+static inline void delayacct_thrashing_end(bool *in_thrashing)
{
if (!static_branch_unlikely(&delayacct_key))
return;
if (current->delays)
- __delayacct_thrashing_end();
+ __delayacct_thrashing_end(in_thrashing);
}
static inline void delayacct_swapin_start(void)
@@ -237,9 +237,9 @@ static inline void delayacct_freepages_start(void)
{}
static inline void delayacct_freepages_end(void)
{}
-static inline void delayacct_thrashing_start(void)
+static inline void delayacct_thrashing_start(bool *in_thrashing)
{}
-static inline void delayacct_thrashing_end(void)
+static inline void delayacct_thrashing_end(bool *in_thrashing)
{}
static inline void delayacct_swapin_start(void)
{}
diff --git a/include/linux/sched.h b/include/linux/sched.h
index e7b2f8a5c711..d9a2466664f7 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -944,6 +944,10 @@ struct task_struct {
#ifdef CONFIG_CPU_SUP_INTEL
unsigned reported_split_lock:1;
#endif
+#ifdef CONFIG_TASK_DELAY_ACCT
+ /* delay due to memory thrashing */
+ unsigned in_thrashing:1;
+#endif
unsigned long atomic_flags; /* Flags requiring atomic access. */