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8adfcfd6a2
Add second page_pool for header buffers to each Rx queue and ability to toggle the header split on/off using Ethtool (default to off to match the current behaviour). Unlike idpf, all HW backed up by ice doesn't require any W/As and correctly splits all types of packets as configured: after L4 headers for TCP/UDP/SCTP, after L3 headers for other IPv4/IPv6 frames, after the Ethernet header otherwise (in case of tunneling, same as above, but after innermost headers). This doesn't affect the XSk path as there are no benefits of having it there. Signed-off-by: Alexander Lobakin <aleksander.lobakin@intel.com> Tested-by: Alexander Nowlin <alexander.nowlin@intel.com> Reviewed-by: Simon Horman <horms@kernel.org> Signed-off-by: Tony Nguyen <anthony.l.nguyen@intel.com>
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 reStructuredText 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.