Defined in 1 files as a function:
Referenced in 1 files:
Smatch caller information:
kernel/bpf/helpers.c ____bpf_dynptr_read() -> __bpf_dynptr_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| DATA_SOURCE | 0 | dst | $0 |
| DATA_SOURCE | 1 | len | $1 |
| DATA_SOURCE | 2 | src | $2 |
| DATA_SOURCE | 3 | offset | $3 |
| DATA_SOURCE | 4 | flags | $4 |
kernel/bpf/helpers.c bpf_dynptr_copy() -> __bpf_dynptr_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dst | 1-u64max |
| PARAM_VALUE | 2 | src | 4096-ptr_max |
| PARAM_VALUE | 4 | flags | 0 |
| DATA_SOURCE | 0 | dst | r bpf_dynptr_slice_rdwr |
| DATA_SOURCE | 1 | len | $4 |
| DATA_SOURCE | 2 | src | $2 |
| DATA_SOURCE | 3 | offset | $3 |
kernel/bpf/helpers.c bpf_dynptr_copy() -> __bpf_dynptr_read()
| Type | Parameter | Key | Value |
|---|---|---|---|
| PARAM_VALUE | 0 | dst | 1057498917011509248 |
| PARAM_VALUE | 1 | len | 1-256 |
| PARAM_VALUE | 2 | src | 4096-ptr_max |
| PARAM_VALUE | 4 | flags | 0 |
| BUF_SIZE | 0 | dst | 256 |
| CAPPED_DATA | 1 | len | 1 |
| CAPPED_DATA | 1 | len | 1 |
| CAPPED_DATA | 3 | offset | 1 |
| DATA_SOURCE | 2 | src | $2 |
| NO_OVERFLOW_SIMPLE | 2 | src->data->freader.file->f_mapping->host->i_bytes | |
| UNITS | 1 | len | unit_byte |