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KFunc bpf_dynptr_copy

v6.15

Copy data from one dynptr to another.

Definition

Copies data from source dynptr to destination dynptr.

Parameters

dst_ptr: Destination dynptr - where data should be copied to

dst_off: Offset into the destination dynptr

src_ptr: Source dynptr - where data should be copied from

src_off: Offset into the source dynptr

size: Length of the data to copy from source to destination

Returns

0 on success; negative error, otherwise.

Signature

int bpf_dynptr_copy(struct bpf_dynptr *dst_ptr, u32 dst_off, struct bpf_dynptr *src_ptr, u32 src_off, u32 size)

Usage

Docs could be improved

This part of the docs is incomplete, contributions are very welcome

Program types

The following program types can make use of this kfunc:

Example

Docs could be improved

This part of the docs is incomplete, contributions are very welcome