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bpf, samples: Use bpf_probe_read_user where appropriate
authorDaniel Borkmann <daniel@iogearbox.net>
Fri, 1 Nov 2019 23:18:01 +0000 (00:18 +0100)
committerAlexei Starovoitov <ast@kernel.org>
Sat, 2 Nov 2019 19:39:13 +0000 (12:39 -0700)
commit251e2d337a1a4f2572439ea29fd27f8699c5c368
tree53bc31ae0551e46b9dadc29dbbb7cc44fef1425d
parent6e07a6341277a1dbdf5ed0c41921033c234c1635
bpf, samples: Use bpf_probe_read_user where appropriate

Use bpf_probe_read_user() helper instead of bpf_probe_read() for samples that
attach to kprobes probing on user addresses.

Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Signed-off-by: Alexei Starovoitov <ast@kernel.org>
Acked-by: Andrii Nakryiko <andriin@fb.com>
Link: https://lore.kernel.org/bpf/5b0144b3f8e031ec5e2438bd7de8d7877e63bf2f.1572649915.git.daniel@iogearbox.net
samples/bpf/map_perf_test_kern.c
samples/bpf/test_map_in_map_kern.c
samples/bpf/test_probe_write_user_kern.c