kernel: Synchronize with kernel tools/sched_ext

Author: htejun

scheds/c/scx_qmap.bpf.c

@@ -776,21 +776,21 @@ static int monitor_timerfn(void *map, int *key, struct bpf_timer *timer)
 
 	__COMPAT_scx_bpf_events(&events, sizeof(events));
 
-	bpf_printk("%35s: %llu", "SCX_EV_SELECT_CPU_FALLBACK",
+	bpf_printk("%35s: %lld", "SCX_EV_SELECT_CPU_FALLBACK",
 		   scx_read_event(&events, SCX_EV_SELECT_CPU_FALLBACK));
-	bpf_printk("%35s: %llu", "SCX_EV_DISPATCH_LOCAL_DSQ_OFFLINE",
+	bpf_printk("%35s: %lld", "SCX_EV_DISPATCH_LOCAL_DSQ_OFFLINE",
 		   scx_read_event(&events, SCX_EV_DISPATCH_LOCAL_DSQ_OFFLINE));
-	bpf_printk("%35s: %llu", "SCX_EV_DISPATCH_KEEP_LAST",
+	bpf_printk("%35s: %lld", "SCX_EV_DISPATCH_KEEP_LAST",
 		   scx_read_event(&events, SCX_EV_DISPATCH_KEEP_LAST));
-	bpf_printk("%35s: %llu", "SCX_EV_ENQ_SKIP_EXITING",
+	bpf_printk("%35s: %lld", "SCX_EV_ENQ_SKIP_EXITING",
 		   scx_read_event(&events, SCX_EV_ENQ_SKIP_EXITING));
-	bpf_printk("%35s: %llu", "SCX_EV_ENQ_SLICE_DFL",
+	bpf_printk("%35s: %lld", "SCX_EV_ENQ_SLICE_DFL",
 		   scx_read_event(&events, SCX_EV_ENQ_SLICE_DFL));
-	bpf_printk("%35s: %llu", "SCX_EV_BYPASS_DURATION",
+	bpf_printk("%35s: %lld", "SCX_EV_BYPASS_DURATION",
 		   scx_read_event(&events, SCX_EV_BYPASS_DURATION));
-	bpf_printk("%35s: %llu", "SCX_EV_BYPASS_DISPATCH",
+	bpf_printk("%35s: %lld", "SCX_EV_BYPASS_DISPATCH",
 		   scx_read_event(&events, SCX_EV_BYPASS_DISPATCH));
-	bpf_printk("%35s: %llu", "SCX_EV_BYPASS_ACTIVATE",
+	bpf_printk("%35s: %lld", "SCX_EV_BYPASS_ACTIVATE",
 		   scx_read_event(&events, SCX_EV_BYPASS_ACTIVATE));
 
 	bpf_timer_start(timer, ONE_SEC_IN_NS, 0);

scheds/include/scx/common.bpf.h

@@ -288,8 +288,16 @@ void bpf_obj_drop_impl(void *kptr, void *meta) __ksym;
 #define bpf_obj_new(type) ((type *)bpf_obj_new_impl(bpf_core_type_id_local(type), NULL))
 #define bpf_obj_drop(kptr) bpf_obj_drop_impl(kptr, NULL)
 
-void bpf_list_push_front(struct bpf_list_head *head, struct bpf_list_node *node) __ksym;
-void bpf_list_push_back(struct bpf_list_head *head, struct bpf_list_node *node) __ksym;
+int bpf_list_push_front_impl(struct bpf_list_head *head,
+				    struct bpf_list_node *node,
+				    void *meta, __u64 off) __ksym;
+#define bpf_list_push_front(head, node) bpf_list_push_front_impl(head, node, NULL, 0)
+
+int bpf_list_push_back_impl(struct bpf_list_head *head,
+				   struct bpf_list_node *node,
+				   void *meta, __u64 off) __ksym;
+#define bpf_list_push_back(head, node) bpf_list_push_back_impl(head, node, NULL, 0)
+
 struct bpf_list_node *bpf_list_pop_front(struct bpf_list_head *head) __ksym;
 struct bpf_list_node *bpf_list_pop_back(struct bpf_list_head *head) __ksym;
 struct bpf_rb_node *bpf_rbtree_remove(struct bpf_rb_root *root,
@@ -586,7 +594,6 @@ static __always_inline void __write_once_size(volatile void *p, void *res, int s
  * is not type-compatible with 'signed char', and we define a separate case.
  *
  * This is copied verbatim from kernel's include/linux/compiler_types.h, but
- *
  * with default expression (for pointers) changed from (x) to (typeof(x)0).
  *
  * This is because LLVM has a bug where for lvalue (x), it does not get rid of