Commit Graph

2 Commits (40b1c027d2bc84f4be60fbb40a21ef23824c0579)

Author SHA1 Message Date
Michal Rostecki 40b1c027d2
ebpf: Call `bpf_probe_read` on `*const T` BTF arguments
It's necessary to call `bpf_probe_read` not only for pointers retrieved
from `PtRegs`, but also from BTF arguments.

`bpf_probe_read` might return an error, so the return type of `.arg()`
methods in contexts handling BTF arguments changes from `T` to
`Option<T>`. `None` is returned when `bpf_probe_read` call is not
successful.

Fixes: 
Dave Tucker ea8073793e chore(aya-ebpf-macros): Rename bpf -> ebpf
Signed-off-by: Dave Tucker <dave@dtucker.co.uk>