Commit 669dc4d7 authored Sep 23, 2016 by Daniel Borkmann Committed by David S. Miller Sep 23, 2016

bpf: use bpf_get_smp_processor_id_proto instead of raw one



Same motivation as in commit 80b48c44 ("bpf: don't use raw processor
id in generic helper"), but this time for XDP typed programs. Thus, allow
for preemption checks when we have DEBUG_PREEMPT enabled, and otherwise
use the raw variant.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Alexei Starovoitov <ast@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 2d48c5f9

net/core/filter.c

+2 −0

Original line number	Diff line number	Diff line
		@@ -2551,6 +2551,8 @@ xdp_func_proto(enum bpf_func_id func_id)
		switch (func_id) {
		case BPF_FUNC_perf_event_output:
		return &bpf_xdp_event_output_proto;
		case BPF_FUNC_get_smp_processor_id:
		return &bpf_get_smp_processor_id_proto;
		default:
		return sk_filter_func_proto(func_id);
		}