Defined in 1 files as a function:
Referenced in 31 files:
- arch/arm/mm/dma-mapping.c
- arch/powerpc/sysdev/msi_bitmap.c, line 22
- drivers/crypto/ccp/ccp-dev-v3.c, line 27
- drivers/crypto/ccp/ccp-dev-v5.c
- drivers/dma/ti/k3-udma.c, line 1279
- drivers/gpu/drm/omapdrm/tcm-sita.c, line 97
- drivers/gpu/drm/xe/xe_guc_db_mgr.c, line 134
- drivers/gpu/drm/xe/xe_guc_id_mgr.c, line 148
- drivers/infiniband/hw/irdma/utils.c, line 2151
- drivers/infiniband/hw/mlx5/dm.c, line 46
- drivers/infiniband/hw/usnic/usnic_transport.c, line 90
- drivers/irqchip/irq-alpine-msi.c, line 45
- drivers/leds/rgb/leds-qcom-lpg.c
- drivers/media/common/videobuf2/videobuf2-core.c, line 483
- drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr.c, line 45
- drivers/net/ethernet/chelsio/libcxgb/libcxgb_ppm.c
- drivers/net/ethernet/intel/ice/ice_base.c, line 22
- drivers/net/ethernet/intel/ice/ice_irq.c, line 253
- drivers/net/ethernet/marvell/octeontx2/af/cn20k/npc.c, line 1877
- drivers/net/ethernet/marvell/octeontx2/af/mcs.c, line 572
- drivers/net/ethernet/marvell/octeontx2/af/rvu.c
- drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c, line 2254
- drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c, line 212
- drivers/soc/qcom/rpmh-rsc.c, line 719
- drivers/usb/dwc2/hcd_queue.c
- drivers/usb/mtu3/mtu3_core.c, line 36
- kernel/bpf/core.c
- kernel/irq/matrix.c, line 124
- lib/genalloc.c
- lib/iommu-helper.c, line 19
- lib/region_alloc_benchmark.c, line 35
Smatch caller information:
kernel/irq/matrix.c matrix_alloc_area() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | nr | 1 |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $2 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &vector_lock | ||
| HALF_LOCKED2 | flags |
drivers/crypto/ccp/ccp-dev-v5.c ccp_lsb_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 16 |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 0-64 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 3 | nr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING |
drivers/crypto/ccp/ccp-dev-v5.c ccp_lsb_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 128 |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 0-64 |
| PARAM_VALUE | 4 | align_mask | 0 |
| BUF_SIZE | 0 | map | 16 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 3 | nr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &ccp->sb_mutex | ||
| TYPE_LOCK | (struct ccp_device)->sb_mutex |
drivers/net/ethernet/mellanox/mlx5/core/lib/dm.c mlx5_dm_sw_icm_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 1-u64max |
| PARAM_VALUE | 2 | start | 0 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &dm->lock | ||
| HALF_LOCKED2 | &pool->mutex | ||
| TYPE_LOCK | (struct mlx5_dm)->lock |
drivers/infiniband/hw/mlx5/dm.c mlx5_cmd_alloc_memic() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 1-1048575 |
| PARAM_VALUE | 2 | start | 0-1048574 |
| PARAM_VALUE | 4 | align_mask | 0 |
| BUF_SIZE | 0 | map | 32 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 2 | start | 1 |
| CAPPED_DATA | 2 | start | 1 |
| PARAM_COMPARE | 1 | size | > $2 |
| PARAM_COMPARE | 1 | size | > $2 |
| PARAM_COMPARE | 2 | start | < $1 |
| PREEMPT_ADD | <- disables preempt | ||
| UNITS | 1 | size | unit_page |
| UNITS | 2 | start | unit_page |
| LOCK2 | &dm->lock | ||
| TYPE_LOCK | (struct mlx5_dm)->lock |
drivers/net/ethernet/marvell/octeontx2/af/cn20k/npc.c __npc_subbank_contig_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 2 | start | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 4 | align_mask | 0 |
| BUF_SIZE | 0 | map | 32 |
| BUF_SIZE | 0 | map | 32 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 0 | map | $9 |
| DATA_SOURCE | 3 | nr | $6 |
| RX_PATH | |||
| NO_OVERFLOW_SIMPLE | 3 | nr | |
| UNITS | 1 | size | unit_bit |
| UNITS | 2 | start | unit_bit |
| UNITS | 3 | nr | unit_bit |
| LOCK2 | &sb->lock | ||
| TYPE_LOCK | (struct npc_subbank)->lock |
drivers/gpu/drm/xe/xe_guc_id_mgr.c idm_reserve_chunk_locked() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 1-u32max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $1 |
| FUZZY_MAX | 1 | size | 2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 3 | nr | 0-u32max |
| UNITS | 3 | nr | unit_array_size |
drivers/gpu/drm/xe/xe_guc_db_mgr.c dbm_reserve_chunk_locked() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 1-u32max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $1 |
| NOSPEC | 3 | nr | |
| NOSPEC | 3 | nr | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 3 | nr | 0-u32max |
drivers/net/ethernet/chelsio/libcxgb/libcxgb_ppm.c ppm_find_unused_entries() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | nr | 1-16384 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 |
| DATA_SOURCE | 2 | start | $2 |
| DATA_SOURCE | 3 | nr | $3 |
| DATA_SOURCE | 4 | align_mask | $4 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | size | unit_bit |
| UNITS | 2 | start | unit_bit |
| LOCK2 | bh | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &ppm->map_lock |
drivers/net/ethernet/chelsio/libcxgb/libcxgb_ppm.c ppm_find_unused_entries() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 1 | size | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 |
| DATA_SOURCE | 4 | align_mask | $4 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| UNITS | 1 | size | unit_bit |
| UNITS | 3 | nr | unit_bit |
| LOCK2 | bh | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &ppm->map_lock |
drivers/media/platform/samsung/s5p-mfc/s5p_mfc_opr.c s5p_mfc_alloc_priv_buf() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 15 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 1 | size | 0-u32max |
| UNITS | 1 | size | unit_page |
| UNITS | 3 | nr | unit_page |
| UNITS | 4 | align_mask | unit_page |
drivers/media/common/videobuf2/videobuf2-core.c __vb2_queue_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 1-u64max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 1-u32max |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $2 [m] |
| NOSPEC | 3 | nr | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 3 | nr | 1-s32max[c] |
| NO_OVERFLOW_SIMPLE | 1 | size | |
| NO_OVERFLOW_SIMPLE | 3 | nr | |
| UNITS | 3 | nr | unit_array_size |
lib/iommu-helper.c iommu_area_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 [m] |
| DATA_SOURCE | 2 | start | $2 [m] |
| DATA_SOURCE | 3 | nr | $3 |
| DATA_SOURCE | 4 | align_mask | $6 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 2 | start | 0-9007199254745086,18442240474082181121-u64max[c] |
| HOST_DATA | 3 | nr | 2-1048578[c] |
| UNITS | 2 | start | unit_page |
| LOCK2 | flags | ||
| LOCK2 | global &iommu_bitmap_lock |
drivers/net/ethernet/marvell/octeontx2/af/rvu.c rvu_alloc_rsrc_contig() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 1-u64max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 1 | size | 1-4096[c] |
| HOST_DATA | 3 | nr | 0-256 |
| NO_OVERFLOW_SIMPLE | 1 | size | |
| UNITS | 1 | size | unit_array_size |
drivers/net/ethernet/marvell/octeontx2/af/rvu.c rvu_rsrc_check_contig() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 1-u64max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | nr | 0-256 |
| UNITS | 1 | size | unit_array_size |
| HALF_LOCKED2 | &rvu->rsrc_lock |
drivers/usb/mtu3/mtu3_core.c ep_fifo_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| BUF_SIZE | 0 | map | 16 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &mtu->lock | ||
| HALF_LOCKED2 | &cdev->lock | ||
| HALF_LOCKED2 | &data->dev->lock | ||
| HALF_LOCKED2 | &data->lock | ||
| HALF_LOCKED2 | &dev->lock | ||
| HALF_LOCKED2 | &func->ffs->eps_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &port->lock | ||
| HALF_LOCKED2 | &udc->connect_lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | irq | ||
| TYPE_LOCK | (struct mtu3)->lock |
drivers/usb/dwc2/hcd_queue.c pmap_schedule() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 2 | start | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 3 | nr | 0-100,2147483648-u32max |
| PARAM_VALUE | 4 | align_mask | 0 |
| BUF_SIZE | 0 | map | (-1),104 |
| BUF_SIZE | 0 | map | (-1),104 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 2 | start | $5 [m] |
| DATA_SOURCE | 3 | nr | $3 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &hsotg->lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct dwc2_hsotg)->lock |
drivers/usb/dwc2/hcd_queue.c pmap_schedule() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 2 | start | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 3 | nr | 0-100,2147483648-u32max |
| PARAM_VALUE | 4 | align_mask | 0 |
| BUF_SIZE | 0 | map | (-1),104 |
| BUF_SIZE | 0 | map | (-1),104 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 3 | nr | $3 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &hsotg->lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct dwc2_hsotg)->lock |
drivers/usb/dwc2/hcd_queue.c pmap_schedule() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 2 | start | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 3 | nr | 0-100,2147483648-u32max |
| PARAM_VALUE | 4 | align_mask | 0 |
| BUF_SIZE | 0 | map | (-1),104 |
| BUF_SIZE | 0 | map | (-1),104 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 3 | nr | $3 |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &hsotg->lock | ||
| HALF_LOCKED2 | flags | ||
| TYPE_LOCK | (struct dwc2_hsotg)->lock |
lib/region_alloc_benchmark.c benchmark_bitmap() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-18446744073709551614 |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 0-255 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 1 | size | 1 |
| DATA_SOURCE | 1 | size | $0 |
| MEM_ZERO | 0 | map |
drivers/infiniband/hw/irdma/utils.c irdma_prm_get_pbles() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 0-67108864 |
| PARAM_VALUE | 4 | align_mask | 0 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &pble_rsrc->pble_mutex_lock | ||
| LOCK2 | &pprm->prm_lock | ||
| LOCK2 | flags | ||
| TYPE_LOCK | (struct irdma_hmc_pble_rsrc)->pble_mutex_lock | ||
| TYPE_LOCK | (struct irdma_pble_prm)->prm_lock |
drivers/net/ethernet/marvell/octeontx2/af/rvu_nix.c nix_txsch_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 3 | nr | 1-u16max |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 2 | start | $4 |
| UNITS | 1 | size | unit_array_size |
| LOCK2 | &rvu->rsrc_lock | ||
| TYPE_LOCK | (struct rvu)->rsrc_lock |
lib/genalloc.c gen_pool_best_fit() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0-18446744073709551614 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 2 | start | 1 |
| CAPPED_DATA | 2 | start | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 |
| DATA_SOURCE | 2 | start | $2 |
| DATA_SOURCE | 3 | nr | $3 |
| FUZZY_MAX | 2 | start | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 2 | start | 1-4097[c] |
| HOST_DATA | 3 | nr | 0-u32max[c] |
| USER_DATA | 2 | start | 1-s32max[c] |
| USER_DATA | 3 | nr | 0-u32max[c] |
| UNITS | 2 | start | unit_bit |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &chan->lock | ||
| HALF_LOCKED2 | &ipc->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &cpm_muram_lock |
lib/genalloc.c gen_pool_best_fit() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 1-u64max |
| PARAM_VALUE | 2 | start | 1-65 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 1 | size | 1 |
| CAPPED_DATA | 2 | start | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 |
| DATA_SOURCE | 3 | nr | $3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | nr | 0-u32max[c] |
| USER_DATA | 3 | nr | 0-u32max[c] |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &chan->lock | ||
| HALF_LOCKED2 | &ipc->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &cpm_muram_lock |
lib/genalloc.c gen_pool_first_fit() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0-18446744073709551614 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 2 | start | 1 |
| CAPPED_DATA | 2 | start | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 |
| DATA_SOURCE | 2 | start | $2 |
| DATA_SOURCE | 3 | nr | $3 |
| FUZZY_MAX | 2 | start | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 2 | start | 1-4097[c] |
| HOST_DATA | 3 | nr | 0-u32max[c] |
| USER_DATA | 2 | start | 1-s32max[c] |
| USER_DATA | 3 | nr | 0-u32max[c] |
| UNITS | 2 | start | unit_bit |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &chan->lock | ||
| HALF_LOCKED2 | &ipc->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &cpm_muram_lock |
lib/genalloc.c gen_pool_first_fit_order_align() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0-18446744073709551614 |
| CAPPED_DATA | 2 | start | 1 |
| CAPPED_DATA | 2 | start | 1 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 |
| DATA_SOURCE | 2 | start | $2 |
| DATA_SOURCE | 3 | nr | $3 |
| FUZZY_MAX | 2 | start | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 2 | start | 1-4097[c] |
| HOST_DATA | 3 | nr | 0-u32max[c] |
| USER_DATA | 2 | start | 1-s32max[c] |
| USER_DATA | 3 | nr | 0-u32max[c] |
| UNITS | 2 | start | unit_bit |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &chan->lock | ||
| HALF_LOCKED2 | &ipc->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &cpm_muram_lock |
lib/genalloc.c gen_pool_fixed_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 0 | map | $0 |
| DATA_SOURCE | 1 | size | $1 |
| DATA_SOURCE | 3 | nr | $3 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 3 | nr | 0-u32max[c] |
| USER_DATA | 3 | nr | 0-u32max[c] |
| UNITS | 2 | start | unit_bit |
| LOCK2 | rcu_read | ||
| HALF_LOCKED2 | &chan->lock | ||
| HALF_LOCKED2 | &ipc->lock | ||
| HALF_LOCKED2 | flags | ||
| HALF_LOCKED2 | global &cpm_muram_lock |
drivers/soc/qcom/rpmh-rsc.c find_slots() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 48 |
| PARAM_VALUE | 2 | start | 0-s32max |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 2 | start | 1 |
| LOCK2 | &ctrlr->cache_lock | ||
| HALF_LOCKED2 | &drv->lock | ||
| TYPE_LOCK | (struct rpmh_ctrlr)->cache_lock |
drivers/leds/rgb/leds-qcom-lpg.c lpg_lut_store() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 1-s32max |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $2 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &data->lock | ||
| LOCK2 | &lpg->lock | ||
| HALF_LOCKED2 | &cdev->led_access | ||
| HALF_LOCKED2 | &cdev->trigger_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| TYPE_LOCK | (struct lpg)->lock | ||
| TYPE_LOCK | (struct pattern_trig_data)->lock |
drivers/leds/rgb/leds-qcom-lpg.c lpg_lut_store_sdam() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 2-u32max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 2-s32max |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 3 | nr | $2 |
| PARAM_COMPARE | 1 | size | >= $3 |
| PARAM_COMPARE | 3 | nr | <= $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &data->lock | ||
| LOCK2 | &lpg->lock | ||
| HALF_LOCKED2 | &cdev->led_access | ||
| HALF_LOCKED2 | &cdev->trigger_lock | ||
| HALF_LOCKED2 | &of->mutex | ||
| TYPE_LOCK | (struct lpg)->lock | ||
| TYPE_LOCK | (struct pattern_trig_data)->lock |
drivers/net/ethernet/marvell/octeontx2/af/mcs.c mcs_alloc_ctrlpktrule() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | map | 1-u64max |
| PARAM_VALUE | 3 | nr | 1 |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 2 | start | $2 |
| UNITS | 1 | size | unit_array_size |
| LOCK2 | &rvu->rsrc_lock | ||
| TYPE_LOCK | (struct rvu)->rsrc_lock |
drivers/gpu/drm/omapdrm/tcm-sita.c l2r_t2b() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 1-u64max |
| PARAM_VALUE | 2 | start | 0-18446744073709551614 |
| PARAM_VALUE | 3 | nr | 1-u16max |
| PARAM_VALUE | 4 | align_mask | 0-4350 |
| BUF_SIZE | 0 | map | 4096 |
| BUF_SIZE | 0 | map | 4096 |
| CAPPED_DATA | 2 | start | 1 |
| CAPPED_DATA | 2 | start | 1 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 0 | map | $6 |
| DATA_SOURCE | 1 | size | $7 |
| DATA_SOURCE | 3 | nr | $0 |
| PARAM_COMPARE | 1 | size | > $2 |
| PARAM_COMPARE | 2 | start | < $1 |
| PARAM_COMPARE | 2 | start | < $1 |
| PARAM_COMPARE | 4 | align_mask | < $4 |
| POWER_OF_TWO | 4 | align_mask | |
| PREEMPT_ADD | |||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | &tcm->lock | ||
| HALF_LOCKED2 | &omap_obj->lock | ||
| TYPE_LOCK | (struct tcm)->lock |
drivers/net/ethernet/intel/ice/ice_base.c __ice_vsi_get_qs_contig() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-u16max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 3 | nr | 0-u16max |
| PARAM_VALUE | 4 | align_mask | 0 |
| NOSPEC | 3 | nr | |
| NOSPEC | 3 | nr | |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| HOST_DATA | 1 | size | 0-64[c] |
| USER_DATA | 3 | nr | 1-u16max[c] |
| NO_OVERFLOW_SIMPLE | 3 | nr | |
| UNITS | 3 | nr | unit_array_size |
| LOCK2 | qs_cfg->qs_mutex | ||
| HALF_LOCKED2 | &vsi->xdp_state_lock |
drivers/infiniband/hw/usnic/usnic_transport.c usnic_transport_rsrv_port() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 8192 |
| PARAM_VALUE | 3 | nr | 1 |
| PARAM_VALUE | 4 | align_mask | 0 |
| PREEMPT_ADD | <- disables preempt | ||
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &roce_bitmap_lock | ||
| HALF_LOCKED2 | &qp_grp->lock | ||
| HALF_LOCKED2 | &qp_grp->vf->pf->usdev_lock | ||
| HALF_LOCKED2 | &us_ibdev->usdev_lock | ||
| HALF_LOCKED2 | &vf->lock | ||
| TYPE_LOCK | (struct usnic_ib_dev)->usdev_lock |
drivers/net/ethernet/intel/ice/ice_irq.c ice_virt_get_irqs() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| DATA_SOURCE | 3 | nr | $1 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| USER_DATA | 3 | nr | 0-u16max |
| NO_OVERFLOW_SIMPLE | 3 | nr | |
| UNITS | 3 | nr | unit_array_size |
| LOCK2 | &of->mutex | ||
| LOCK2 | &pdev->dev.mutex | ||
| HALF_LOCKED2 | &of->prealloc_mutex | ||
| HALF_LOCKED2 | &pf->vfs.table_lock | ||
| HALF_LOCKED2 | &pool->lock | ||
| HALF_LOCKED2 | &vf_dev->dev.mutex | ||
| HALF_LOCKED2 | global &pci_rescan_remove_lock | ||
| TYPE_LOCK | (struct device)->mutex | ||
| TYPE_LOCK | (struct kernfs_open_file)->mutex |
drivers/crypto/ccp/ccp-dev-v3.c ccp_alloc_ksb() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 3 | nr | 0-64 |
| PARAM_VALUE | 4 | align_mask | 0 |
| CAPPED_DATA | 3 | nr | 1 |
| DATA_SOURCE | 3 | nr | $1 |
| LOCK2 | &ccp->sb_mutex | ||
| TYPE_LOCK | (struct ccp_device)->sb_mutex |
kernel/bpf/core.c bpf_prog_pack_alloc() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &pack_mutex | ||
| HALF_LOCKED2 | &d->mutex |
kernel/bpf/core.c bpf_prog_pack_free() -> bitmap_find_next_zero_area()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 1 | size | 0-s32max,18446744071562067968-u64max |
| PARAM_VALUE | 2 | start | 0 |
| PARAM_VALUE | 4 | align_mask | 0 |
| RX_PATH | |||
| TASK_NOT_RUNNING | |||
| LOCK2 | global &pack_mutex | ||
| HALF_LOCKED2 | &d->mutex |