nettrace: disable preserve_access_index in vmlinux.h #75
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The "preserve_access_index" in vmlinux.h makes all probe read CO-RE, but we need to disable CO-RE in some case. Therefore, disable the global CO-RE by adding "-DBPF_NO_PRESERVE_ACCESS_INDEX". Signed-off-by: Menglong Dong <[email protected]>
"_C(pkt, xt.state)" looks better than "_C(&(pkt->xt), state)". Signed-off-by: Menglong Dong <[email protected]>
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The "preserve_access_index" in vmlinux.h makes all probe read CO-RE, but we need to disable CO-RE in some case. Therefore, disable the global CO-RE by adding "-DBPF_NO_PRESERVE_ACCESS_INDEX".
close #34