1 files changed, 10 insertions, 0 deletions

diff --git a/include/linux/sched.h b/include/linux/sched.h
index adfb3f9a7597..b8fcc6b3080c 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -25,6 +25,7 @@
 #include <linux/latencytop.h>
 #include <linux/sched/prio.h>
 #include <linux/signal_types.h>
+#include <linux/psi_types.h>
 #include <linux/mm_types_task.h>
 #include <linux/task_io_accounting.h>
 #include <linux/rseq.h>
@@ -706,6 +707,10 @@ struct task_struct {
         unsigned                        sched_contributes_to_load:1;
         unsigned                        sched_migrated:1;
         unsigned                        sched_remote_wakeup:1;
+#ifdef CONFIG_PSI
+        unsigned                        sched_psi_wake_requeue:1;
+#endif
+
         /* Force alignment to the next boundary: */
         unsigned                        :0;
 
@@ -965,6 +970,10 @@ struct task_struct {
         kernel_siginfo_t                *last_siginfo;
 
         struct task_io_accounting       ioac;
+#ifdef CONFIG_PSI
+        /* Pressure stall state */
+        unsigned int                    psi_flags;
+#endif
 #ifdef CONFIG_TASK_XACCT
         /* Accumulated RSS usage: */
         u64                             acct_rss_mem1;
@@ -1391,6 +1400,7 @@ extern struct pid *cad_pid;
 #define PF_KTHREAD              0x00200000      /* I am a kernel thread */
 #define PF_RANDOMIZE            0x00400000      /* Randomize virtual address space */
 #define PF_SWAPWRITE            0x00800000      /* Allowed to write to swap */
+#define PF_MEMSTALL             0x01000000      /* Stalled due to lack of memory */
 #define PF_NO_SETAFFINITY       0x04000000      /* Userland is not allowed to meddle with cpus_allowed */
 #define PF_MCE_EARLY            0x08000000      /* Early kill for mce process policy */
 #define PF_MUTEX_TESTER         0x20000000      /* Thread belongs to the rt mutex tester */