From: David Howells <dhowe...@redhat.com> Date: Tue, 13 Sep 2016 23:20:56 +0100
> > Here's a set of miscellaneous fix patches. There are a couple of points of > note: > > (1) There is one non-fix patch that adjusts the call ref tracking > tracepoint to make kernel API-held refs on calls more obvious. This > is a prerequisite for the patch that fixes prealloc refcounting. > > (2) The final patch alters how jumbo packets that partially exceed the > receive window are handled. Previously, space was being left in the > Rx buffer for them, but this significantly hurts performance as the Rx > window can't be increased to match the OpenAFS Tx window size. > > Instead, the excess subpackets are discarded and an EXCEEDS_WINDOW ACK > is generated for the first. To avoid the problem of someone trying to > run the kernel out of space by feeding the kernel a series of > overlapping maximal jumbo packets, we stop allowing jumbo packets on a > call if we encounter more than three jumbo packets with duplicate or > excessive subpackets. ... > Tagged thusly: > > git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fs.git > rxrpc-rewrite-20160913-1 Pulled, thanks David.
