Next: , Previous: , Up: Function Attributes   [Contents][Index]


6.33.8 BPF Function Attributes

These function attributes are supported by the BPF back end:

kernel_helper

use this attribute to indicate the specified function declaration is a kernel helper. The helper function is passed as an argument to the attribute. Example:

int bpf_probe_read (void *dst, int size, const void *unsafe_ptr)
  __attribute__ ((kernel_helper (4)));