645eb54331
David Howells says:
====================
rxrpc: Miscellaneous fixes
Here some miscellaneous fixes for AF_RXRPC:
(1) The zero serial number has a special meaning in an ACK packet serial
reference, so skip it when assigning serial numbers to transmitted
packets.
(2) Don't set the reference serial number in a delayed ACK as the ACK
cannot be used for RTT calculation.
(3) Don't emit a DUP ACK response to a PING RESPONSE ACK coming back to a
call that completed in the meantime.
(4) Fix the counting of acks and nacks in ACK packet to better drive
congestion management. We want to know if there have been new
acks/nacks since the last ACK packet, not that there are still
acks/nacks. This is more complicated as we have to save the old SACK
table and compare it.
====================
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.