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| author | Daniel Borkmann <[email protected]> | 2020-05-15 10:11:17 +0000 |
|---|---|---|
| committer | Alexei Starovoitov <[email protected]> | 2020-05-15 15:10:36 +0000 |
| commit | 47cc0ed574abcbbde0cf143ddb21a0baed1aa2df (patch) | |
| tree | b8872b7cca31323beb60b824bbd073bd5b34197c /tools/perf/scripts/python/mem-phys-addr.py | |
| parent | bpf: Restrict bpf_probe_read{, str}() only to archs where they work (diff) | |
| download | kernel-47cc0ed574abcbbde0cf143ddb21a0baed1aa2df.tar.gz kernel-47cc0ed574abcbbde0cf143ddb21a0baed1aa2df.zip | |
bpf: Add bpf_probe_read_{user, kernel}_str() to do_refine_retval_range
Given bpf_probe_read{,str}() BPF helpers are now only available under
CONFIG_ARCH_HAS_NON_OVERLAPPING_ADDRESS_SPACE, we need to add the drop-in
replacements of bpf_probe_read_{kernel,user}_str() to do_refine_retval_range()
as well to avoid hitting the same issue as in 849fa50662fbc ("bpf/verifier:
refine retval R0 state for bpf_get_stack helper").
Signed-off-by: Daniel Borkmann <[email protected]>
Signed-off-by: Alexei Starovoitov <[email protected]>
Acked-by: John Fastabend <[email protected]>
Acked-by: Yonghong Song <[email protected]>
Link: https://lore.kernel.org/bpf/[email protected]
Diffstat (limited to 'tools/perf/scripts/python/mem-phys-addr.py')
0 files changed, 0 insertions, 0 deletions
