Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > linux.kernel > #1484687

Re: [PATCH net-next 00/10] rxrpc: Miscellaneous fixes

Show all headers | View raw

From: David Howells <dhowells@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.

Back to linux.kernel | Previous | Next — Previous in thread | Find similar | Unroll thread

Thread

[PATCH net-next 00/10] rxrpc: Miscellaneous fixes David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 05/10] rxrpc: Add missing unlock in  rxrpc_call_accept() David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 01/10] rxrpc: Make sure we initialise the peer hash  key David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 03/10] rxrpc: The IDLE ACK packet should use  rxrpc_idle_ack_delay David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 10/10] rxrpc: Correctly initialise,  limit and transmit call->rx_winsize David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 06/10] rxrpc: Use skb->len not skb->data_len David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 04/10] rxrpc: Requeue call for recvmsg if more data David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 09/10] rxrpc: Fix prealloc refcounting David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 08/10] rxrpc: Adjust the call ref tracepoint to  show kernel API refs David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  [PATCH net-next 07/10] rxrpc: Allow tx_winsize to grow in response  to an ACK David Howells <dhowells@redhat.com> - 2016-09-14 00:30 +0200
  Re: [PATCH net-next 00/10] rxrpc: Miscellaneous fixes David Miller <davem@davemloft.net> - 2016-09-16 08:00 +0200

csiph-web