diff --git a/libs/cputimeinstate/timeinstate.h b/libs/cputimeinstate/timeinstate.h
index 41d0af0..6d4f913 100644
--- a/libs/cputimeinstate/timeinstate.h
+++ b/libs/cputimeinstate/timeinstate.h
@@ -19,16 +19,22 @@
 #define BPF_FS_PATH "/sys/fs/bpf/"
 
 #define FREQS_PER_ENTRY 32
+#define CPUS_PER_ENTRY 8
 
 struct time_key_t {
     uint32_t uid;
     uint32_t bucket;
 };
 
-struct val_t {
+struct tis_val_t {
     uint64_t ar[FREQS_PER_ENTRY];
 };
 
+struct concurrent_val_t {
+    uint64_t active[CPUS_PER_ENTRY];
+    uint64_t policy[CPUS_PER_ENTRY];
+};
+
 struct freq_idx_key_t {
     uint32_t policy;
     uint32_t freq;