Oneshot locked mods split transaction (#23434)

2 files changed, 6 insertions, 0 deletions

diff --git a/quantum/split_common/transactions.c b/quantum/split_common/transactions.c
index 33bc9e9f57..decf5e5ede 100644
--- a/quantum/split_common/transactions.c
+++ b/quantum/split_common/transactions.c
@@ -419,6 +419,10 @@ static bool mods_handlers_master(matrix_row_t master_matrix[], matrix_row_t slav
     if (!mods_need_sync && new_mods.oneshot_mods != split_shmem->mods.oneshot_mods) {
         mods_need_sync = true;
     }
+    new_mods.oneshot_locked_mods = get_oneshot_locked_mods();
+    if (!mods_need_sync && new_mods.oneshot_locked_mods != split_shmem->mods.oneshot_locked_mods) {
+        mods_need_sync = true;
+    }
 #    endif // NO_ACTION_ONESHOT
 
     bool okay = true;
@@ -442,6 +446,7 @@ static void mods_handlers_slave(matrix_row_t master_matrix[], matrix_row_t slave
     set_weak_mods(mods.weak_mods);
 #    ifndef NO_ACTION_ONESHOT
     set_oneshot_mods(mods.oneshot_mods);
+    set_oneshot_locked_mods(mods.oneshot_locked_mods);
 #    endif
 }
 
diff --git a/quantum/split_common/transport.h b/quantum/split_common/transport.h
index 4f6b968fa8..fbd87ca312 100644
--- a/quantum/split_common/transport.h
+++ b/quantum/split_common/transport.h
@@ -101,6 +101,7 @@ typedef struct _split_mods_sync_t {
     uint8_t weak_mods;
 #    ifndef NO_ACTION_ONESHOT
     uint8_t oneshot_mods;
+    uint8_t oneshot_locked_mods;
 #    endif // NO_ACTION_ONESHOT
 } split_mods_sync_t;
 #endif // SPLIT_MODS_ENABLE