Linux kernel ============ This file was moved to Documentation/admin-guide/README.rst Please notice that there are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. See Documentation/00-INDEX for a list of what is contained in each file. Please read the Documentation/process/changes.rst file, as it contains the requirements for building and running the kernel, and information about the problems which may result by upgrading your kernel.
John Fastabend
authored
The selftests test_maps program was leaving dangling BPF sockmap programs around because not all psock elements were removed from the map. The elements in turn hold a reference on the BPF program they are attached to causing BPF programs to stay open even after test_maps has completed. The original intent was that sk_state_change() would be called when TCP socks went through TCP_CLOSE state. However, because socks may be in SOCK_DEAD state or the sock may be a listening socket the event is not always triggered. To resolve this use the ULP infrastructure and register our own proto close() handler. This fixes the above case. Fixes: 174a79ff ("bpf: sockmap with sk redirect support") Reported-by:Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp> Signed-off-by:
John Fastabend <john.fastabend@gmail.com> Signed-off-by:
Daniel Borkmann <daniel@iogearbox.net>
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