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Defined in 3 files as a function:

Referenced in 4 files:

Smatch caller information:

drivers/net/ethernet/mellanox/mlx4/mcg.c mlx4_qp_attach_common() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 4096-ptr_max
PARAM_VALUE 0 phead->caps.steering_mode 0-1
PARAM_VALUE 0 phead->persist->pdev->dev.cma_area->available_count 0-s64max
PARAM_VALUE 0 phead->persist->pdev->dev.cma_area->nranges s32min-s32max
PARAM_VALUE 0 phead->persist->pdev->dev.dma_io_tlb_mem->for_alloc 0-1
PARAM_VALUE 0 *phead->caps.ib_port_def_cap 0-4294967295
PARAM_VALUE 0 *phead->caps.port_mask 0-4294967295
PARAM_VALUE 0 *phead->caps.port_type 0-4294967295
PARAM_VALUE 0 *phead->caps.possible_type 0-4294967295
PARAM_VALUE 0 *phead->phys_caps.gid_phys_table_len 0-4294967295
PARAM_VALUE 0 *phead->phys_caps.pkey_phys_table_len 0-4294967295
PARAM_VALUE 2 name 4096-ptr_max
PARAM_VALUE 3 namelen 0-7
PARAM_VALUE 4 mgm_mailbox 4096-ptr_max
PARAM_VALUE 4 mgm_mailbox->buf 4096-ptr_max
PARAM_VALUE 5 prev 7310797459343765504
PARAM_VALUE 6 index 1247712292693803008
PARAM_VALUE 6 *index (-1)
BUF_SIZE 0 phead (-1),944
BUF_SIZE 0 phead (-1),944
BUF_SIZE 2 name 16
BUF_SIZE 4 mgm_mailbox 16
CAPPED_DATA 3 namelen 1
DATA_SOURCE 0 phead $0
DATA_SOURCE 2 name $2
DATA_SOURCE 3 namelen $4
DATA_SOURCE 4 mgm_mailbox r mlx4_alloc_cmd_mailbox
FUZZY_MAX 3 namelen 1
BIT_INFO 0 phead->caps.steering_mode 0x0,0x7fffffff
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 3 namelen 0,2-7[c]
USER_DATA 1 dir 0-255
USER_DATA 2 *name 0-255
USER_DATA 3 namelen 0,2-7[c]
NO_OVERFLOW_SIMPLE 0 phead->caps.cqe_size
NO_OVERFLOW_SIMPLE 0 phead->caps.max_counters
NO_OVERFLOW_SIMPLE 0 phead->caps.num_comp_vectors
NO_OVERFLOW_SIMPLE 0 phead->caps.num_ports
NO_OVERFLOW_SIMPLE 0 phead->num_slaves
NO_OVERFLOW_SIMPLE 0 phead->persist->num_vfs
NO_OVERFLOW_SIMPLE 0 phead->persist->pdev->dev.cma_area->available_count
USER_PTR 2 name
LOCK2 &priv->mcg_table.mutex
TYPE_LOCK (struct mlx4_mcg_table)->mutex

drivers/net/ethernet/mellanox/mlx4/mcg.c mlx4_qp_detach_common() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 4096-ptr_max
PARAM_VALUE 0 phead->caps.steering_mode 0-1
PARAM_VALUE 0 phead->persist->pdev->dev.cma_area->available_count 0-s64max
PARAM_VALUE 0 phead->persist->pdev->dev.cma_area->nranges s32min-s32max
PARAM_VALUE 0 phead->persist->pdev->dev.dma_io_tlb_mem->for_alloc 0-1
PARAM_VALUE 0 *phead->caps.ib_port_def_cap 0-4294967295
PARAM_VALUE 0 *phead->caps.port_mask 0-4294967295
PARAM_VALUE 0 *phead->caps.port_type 0-4294967295
PARAM_VALUE 0 *phead->caps.possible_type 0-4294967295
PARAM_VALUE 0 *phead->phys_caps.gid_phys_table_len 0-4294967295
PARAM_VALUE 0 *phead->phys_caps.pkey_phys_table_len 0-4294967295
PARAM_VALUE 2 name 4096-ptr_max
PARAM_VALUE 4 mgm_mailbox 4096-ptr_max
PARAM_VALUE 4 mgm_mailbox->buf 4096-ptr_max
PARAM_VALUE 5 prev 4927043066346385408
PARAM_VALUE 6 index 1515870201185624064
BUF_SIZE 0 phead (-1),944
BUF_SIZE 0 phead (-1),944
BUF_SIZE 2 name 16
BUF_SIZE 4 mgm_mailbox 16
DATA_SOURCE 0 phead $0
DATA_SOURCE 2 name $2
DATA_SOURCE 3 namelen $3
DATA_SOURCE 4 mgm_mailbox r mlx4_alloc_cmd_mailbox
RX_PATH
TASK_NOT_RUNNING
HOST_DATA 3 namelen 0-7[c]
USER_DATA 1 dir 0-255
USER_DATA 2 *name 0-255
USER_DATA 3 namelen 0-7[c]
NO_OVERFLOW_SIMPLE 0 phead->caps.cqe_size
NO_OVERFLOW_SIMPLE 0 phead->caps.max_counters
NO_OVERFLOW_SIMPLE 0 phead->caps.num_comp_vectors
NO_OVERFLOW_SIMPLE 0 phead->caps.num_ports
NO_OVERFLOW_SIMPLE 0 phead->num_slaves
NO_OVERFLOW_SIMPLE 0 phead->persist->num_vfs
NO_OVERFLOW_SIMPLE 0 phead->persist->pdev->dev.cma_area->available_count
USER_PTR 2 name
LOCK2 &priv->mcg_table.mutex
TYPE_LOCK (struct mlx4_mcg_table)->mutex

fs/proc/proc_sysctl.c find_subdir() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 8518737973467529216
PARAM_VALUE 1 dir 4096-ptr_max
BUF_SIZE 1 dir (-1),96,186-s32max
BUF_SIZE 1 dir (-1),96,186-s32max
BUF_SIZE 2 name (-1)-s32max
BUF_SIZE 2 name (-1)-s32max
DATA_SOURCE 1 dir $0
DATA_SOURCE 2 name $1
DATA_SOURCE 3 namelen $2
STR_LEN 0 phead (-1)-3,9-27,29-30
STR_LEN 1 dir (-1)-3,9-27,29-30
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
UNITS 3 namelen unit_byte
HALF_LOCKED2 global &sysctl_lock

fs/proc/proc_sysctl.c get_links() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 6365159254260953088
PARAM_VALUE 1 dir 4096-ptr_max
PARAM_VALUE 3 namelen 0-3
BUF_SIZE 1 dir (-1),96
BUF_SIZE 1 dir (-1),96
BUF_SIZE 2 name 3-4
BUF_SIZE 2 name 3-4
DATA_SOURCE 1 dir $0
STR_LEN 0 phead 0-3
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &sysctl_lock

fs/proc/proc_sysctl.c get_links() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 6365159254260953088
PARAM_VALUE 0 *phead 4096-ptr_max
PARAM_VALUE 1 dir 4096-ptr_max
PARAM_VALUE 3 namelen 0-3
BUF_SIZE 1 dir (-1),96
BUF_SIZE 1 dir (-1),96
BUF_SIZE 2 name 3-4
BUF_SIZE 2 name 3-4
DATA_SOURCE 1 dir $0
STR_LEN 0 phead 0-3
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &sysctl_lock

fs/proc/proc_sysctl.c lookup_entry() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 8049676611008786432
PARAM_VALUE 1 dir 4096-ptr_max
BUF_SIZE 2 name s32min-(-2),1-s32max
BUF_SIZE 2 name s32min-(-2),1-s32max
DATA_SOURCE 1 dir $1
DATA_SOURCE 2 name $2
DATA_SOURCE 3 namelen $3
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
UNITS 2 name unit_byte
UNITS 3 namelen unit_byte
LOCK2 global &sysctl_lock
HALF_LOCKED2 &dir->i_rwsem

fs/proc/proc_sysctl.c put_links() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 8803243120312209408
PARAM_VALUE 1 dir 4096-ptr_max
PARAM_VALUE 3 namelen 0-3
BUF_SIZE 1 dir (-1),96
BUF_SIZE 1 dir (-1),96
BUF_SIZE 2 name 3-4
BUF_SIZE 2 name 3-4
DATA_SOURCE 1 dir r xlate_dir
STR_LEN 0 phead 0-3
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2 global &sysctl_lock

fs/proc/proc_sysctl.c sysctl_follow_link() -> find_entry()

Type Parameter Key Value
PARAM_VALUE 0 phead 5667672370892386304
PARAM_VALUE 0 *phead 0
PARAM_VALUE 1 dir 4096-ptr_max
PARAM_VALUE 3 namelen 0-3
BUF_SIZE 1 dir (-1),96
BUF_SIZE 1 dir (-1),96
BUF_SIZE 2 name 3-4
BUF_SIZE 2 name 3-4
DATA_SOURCE 1 dir r xlate_dir
STR_LEN 0 phead 0-3
PREEMPT_ADD <- disables preempt
RX_PATH
TASK_NOT_RUNNING
LOCK2 global &sysctl_lock
HALF_LOCKED2 &inode->i_rwsem