December 2019
Intermediate to advanced
880 pages
28h 2m
English
Content preview from BPF Performance Tools
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Appendix E. BPF Instructions
This appendix is a summary of selected BPF instructions, and is provided to aid in reading instruction listings from tracing tools and the source to the hello_world.c program in Appendix D. Developing BPF tracing programs from scratch directly using instructions is not recommended and not covered here.
The BPF instructions included in this appendix are only a selection. For a complete reference, see the following header files in the Linux source and the references at the end of this appendix:
Classic BPF: include/uapi/linux/filter.h and include/uapi/linux/bpf_common.h
Extended BPF: include/uapi/linux/bpf.h and include/uapi/linux/bpf_common.h
The bpf_common.h is shared between them as the encodings are mostly the ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.