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Documented in 1 files:

Defined in 1 files as a function:

Referenced in 7 files:

Smatch caller information:

drivers/net/ethernet/huawei/hinic3/hinic3_rx.c hinic3_add_rx_frag() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/microsoft/mana/mana_en.c mana_refill_rx_oob() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool->dma_mapped.xa_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 pool->mp_priv->fired_notifs 0-4294967295
PARAM_VALUE 0 pool->p.dev->dma_io_tlb_pools.next->prev 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->dma_io_tlb_pools.next->prev->prev 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->kobj.release.wq->dfl_pwq 0-s64max
PARAM_VALUE 0 pool->p.dev->kobj.release.wq->saved_max_active s32min-s32max
PARAM_VALUE 0 pool->p.dev->kobj.release.wq->saved_min_active s32min-s32max
PARAM_VALUE 3 dma_sync_size 1-u16max
CAPPED_DATA 0 pool 1
CAPPED_DATA 3 dma_sync_size 1
DATA_SOURCE 3 dma_sync_size $3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &ni->dev_lock
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/mellanox/mlxsw/pci.c mlxsw_pci_rdq_build_skb() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool 4096-ptr_max
PARAM_VALUE 2 offset 64
PARAM_VALUE 3 dma_sync_size 0-u16max
FUZZY_MAX 3 dma_sync_size 3712
NOCHECK_CALL
UNITS 3 dma_sync_size unit_byte

drivers/net/ethernet/mellanox/mlxsw/pci.c mlxsw_pci_rdq_build_skb() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool 4096-ptr_max
PARAM_VALUE 0 pool->p.dev 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->dma_mask 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->flags 4096-ptr_max
PARAM_VALUE 2 offset 0
PARAM_VALUE 3 dma_sync_size 1-4096
CAPPED_DATA 3 dma_sync_size 1
NOCHECK_CALL

drivers/net/virtio_net.c receive_buf() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool->p.dev->dma_io_tlb_mem->can_grow 0-1
PARAM_VALUE 3 dma_sync_size 14-u32max
DATA_SOURCE 1 page r virt_to_head_page
DATA_SOURCE 3 dma_sync_size $3
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 3 dma_sync_size 14-u32max
UNITS 3 dma_sync_size unit_byte
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/virtio_net.c receive_mergeable() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool 1-u64max
PARAM_VALUE 0 pool->dma_mapped.xa_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 pool->p.dev->kobj.release.wq->dfl_pwq 0-s64max
PARAM_VALUE 0 pool->p.dev->kobj.release.wq->saved_max_active s32min-s32max
PARAM_VALUE 0 pool->p.dev->kobj.release.wq->saved_min_active s32min-s32max
PARAM_VALUE 0 pool->ring.producer s32min-2147483646
PARAM_VALUE 0 pool->ring.producer_lock.rlock.dep_map->name 0-255
DATA_SOURCE 1 page r virt_to_head_page
DATA_SOURCE 3 dma_sync_size $5 [m]
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 3 dma_sync_size 0-u32max
UNITS 3 dma_sync_size unit_byte
HALF_LOCKED2 bh

drivers/net/virtio_net.c virtnet_build_xdp_buff_mrg() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool 1-u64max
CAPPED_DATA 0 pool 1
DATA_SOURCE 1 page r virt_to_head_page
DATA_SOURCE 3 dma_sync_size $5 [m]
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 3 dma_sync_size 0-u32max
UNITS 3 dma_sync_size unit_byte
LOCK2 rcu_read
HALF_LOCKED2 &ni->dev_lock
HALF_LOCKED2 bh

drivers/net/virtio_net.c xdp_linearize_page() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool 4096-ptr_max
PARAM_VALUE 0 pool->dma_mapped.xa_lock.rlock.dep_map->name 0-255
PARAM_VALUE 0 pool->mp_priv->fired_notifs 0-4294967295
PARAM_VALUE 0 pool->p.dev->dma_io_tlb_pools.next->prev 4096-ptr_max
CAPPED_DATA 0 pool 1
DATA_SOURCE 1 page r virt_to_head_page
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HOST_DATA 3 dma_sync_size 0-u32max
LOCK2 rcu_read
HALF_LOCKED2 bh

drivers/net/ethernet/broadcom/genet/bcmgenet.c bcmgenet_desc_rx() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool 4096-ptr_max
PARAM_VALUE 0 pool->mp_priv->fired_notifs 0-4294967295
PARAM_VALUE 0 pool->p.dev->dma_io_tlb_pools.next->prev 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->dma_io_tlb_pools.next->prev->prev 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->iommu->pci_32bit_workaround 0-1
PARAM_VALUE 2 offset 0
PARAM_VALUE 3 dma_sync_size 2048
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 &ni->dev_lock
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/pensando/ionic/ionic_txrx.c ionic_run_xdp() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 3 dma_sync_size 0-3520
CAPPED_DATA 3 dma_sync_size 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/pensando/ionic/ionic_txrx.c ionic_run_xdp() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 0 pool 4096-ptr_max
PARAM_VALUE 0 pool->p.dev 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->dma_mask 4096-ptr_max
PARAM_VALUE 0 pool->p.dev->flags 4096-ptr_max
PARAM_VALUE 3 dma_sync_size 0-u16max
CAPPED_DATA 3 dma_sync_size 1
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 3 dma_sync_size unit_byte
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/pensando/ionic/ionic_txrx.c ionic_rx_add_skb_frag() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
PARAM_VALUE 3 dma_sync_size 0-4096
CAPPED_DATA 3 dma_sync_size 1
DATA_SOURCE 3 dma_sync_size $4
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
UNITS 3 dma_sync_size unit_byte
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read

drivers/net/ethernet/pensando/ionic/ionic_txrx.c ionic_rx_copybreak() -> page_pool_dma_sync_for_cpu()

Type Parameter Key Value
CAPPED_DATA 3 dma_sync_size 1
DATA_SOURCE 3 dma_sync_size $4
RX_PATH
TASK_NOT_RUNNING
NOCHECK_CALL
HALF_LOCKED2 bh
HALF_LOCKED2 rcu_read