From 2587a974f184ff1cd8103de25b6354a3a4da7132 Mon Sep 17 00:00:00 2001 From: Lorenz Bauer Date: Mon, 3 Dec 2018 11:31:24 +0000 Subject: tools: sync uapi/linux/bpf.h Pull changes from "bpf: respect size hint to BPF_PROG_TEST_RUN if present". Signed-off-by: Lorenz Bauer Signed-off-by: Alexei Starovoitov --- tools/include/uapi/linux/bpf.h | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'tools/include/uapi/linux/bpf.h') diff --git a/tools/include/uapi/linux/bpf.h b/tools/include/uapi/linux/bpf.h index 0183b8e70a9e..64262890feb2 100644 --- a/tools/include/uapi/linux/bpf.h +++ b/tools/include/uapi/linux/bpf.h @@ -374,8 +374,11 @@ union bpf_attr { struct { /* anonymous struct used by BPF_PROG_TEST_RUN command */ __u32 prog_fd; __u32 retval; - __u32 data_size_in; - __u32 data_size_out; + __u32 data_size_in; /* input: len of data_in */ + __u32 data_size_out; /* input/output: len of data_out + * returns ENOSPC if data_out + * is too small. + */ __aligned_u64 data_in; __aligned_u64 data_out; __u32 repeat; -- cgit v1.2.3-59-g8ed1b