Looks like when BPF support was added by commit d3b18ad31f93 ("tls: add bpf support to sk_msg handling") and commit d829e9c4112b ("tls: convert to generic sk_msg interface") it broke/removed the support for in-place crypto as added by commit 4e6d47206c32 ("tls: Add support for inplace records encryption"). The inplace_crypto member of struct tls_rec is dead, inited to zero, and sometimes set to zero again. It used to be set to 1 when record was allocated, but the skmsg code doesn't seem to have been written with the idea of in-place crypto in mind. Since non trivial effort is required to bring the feature back and we don't really have the HW to measure the benefit just remove the left over support for now to avoid confusing readers. Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com> Reviewed-by: Simon Horman <simon.horman@netronome.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Linux kernel ============ There are several guides for kernel developers and users. These guides can be rendered in a number of formats, like HTML and PDF. Please read Documentation/admin-guide/README.rst first. In order to build the documentation, use ``make htmldocs`` or ``make pdfdocs``. The formatted documentation can also be read online at: https://www.kernel.org/doc/html/latest/ There are various text files in the Documentation/ subdirectory, several of them using the Restructured Text markup notation. 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.
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