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/linux/include/uapi/linux/ |
H A D | bpf.h | diff 725721a6506eea53bfde81a34e91a06d6162c216 Mon Apr 15 11:54:55 CEST 2019 Viet Hoang Tran <hoang.tran@uclouvain.be> bpf: allow clearing all sock_ops callback flags
The helper function bpf_sock_ops_cb_flags_set() can be used to both set and clear the sock_ops callback flags. However, its current behavior is not consistent. BPF program may clear a flag if more than one were set, or replace a flag with another one, but cannot clear all flags.
This patch also updates the documentation to clarify the ability to clear flags of this helper function.
Signed-off-by: Hoang Tran <hoang.tran@uclouvain.be> Acked-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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/linux/net/core/ |
H A D | filter.c | diff 725721a6506eea53bfde81a34e91a06d6162c216 Mon Apr 15 11:54:55 CEST 2019 Viet Hoang Tran <hoang.tran@uclouvain.be> bpf: allow clearing all sock_ops callback flags
The helper function bpf_sock_ops_cb_flags_set() can be used to both set and clear the sock_ops callback flags. However, its current behavior is not consistent. BPF program may clear a flag if more than one were set, or replace a flag with another one, but cannot clear all flags.
This patch also updates the documentation to clarify the ability to clear flags of this helper function.
Signed-off-by: Hoang Tran <hoang.tran@uclouvain.be> Acked-by: Martin KaFai Lau <kafai@fb.com> Signed-off-by: Alexei Starovoitov <ast@kernel.org>
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