base_pgt_cache_mutex 552 arch/s390/mm/pgalloc.c static DEFINE_MUTEX(base_pgt_cache_mutex); base_pgt_cache_mutex 557 arch/s390/mm/pgalloc.c mutex_lock(&base_pgt_cache_mutex); base_pgt_cache_mutex 560 arch/s390/mm/pgalloc.c mutex_unlock(&base_pgt_cache_mutex);