page_is_pfmemalloc() is used mostly by networking drivers. It doesn't write anything to the struct page itself, so constify its argument and a bunch of callers and wrappers around this function in drivers. In Page Pool core code, it can be simply inlined instead. Alexander Lobakin (3): mm: constify page_is_pfmemalloc() argument net: constify page_is_pfmemalloc() argument at call sites net: page_pool: simplify page recycling condition tests drivers/net/ethernet/hisilicon/hns3/hns3_enet.c | 2 +- drivers/net/ethernet/intel/fm10k/fm10k_main.c | 2 +- drivers/net/ethernet/intel/i40e/i40e_txrx.c | 2 +- drivers/net/ethernet/intel/iavf/iavf_txrx.c | 2 +- drivers/net/ethernet/intel/ice/ice_txrx.c | 2 +- drivers/net/ethernet/intel/igb/igb_main.c | 2 +- drivers/net/ethernet/intel/igc/igc_main.c | 2 +- drivers/net/ethernet/intel/ixgbe/ixgbe_main.c | 2 +- drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 2 +- drivers/net/ethernet/mellanox/mlx5/core/en_rx.c | 2 +- include/linux/mm.h | 2 +- include/linux/skbuff.h | 4 ++-- net/core/page_pool.c | 14 ++++---------- 13 files changed, 17 insertions(+), 23 deletions(-) -- 2.30.0