netdev - Re: [PATCH v3 0/4] sctp: fix association hangs due to reassembly/ordering logic

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Date:	Thu, 28 Feb 2013 10:07:39 -0500
From:	Vlad Yasevich <vyasevich@...il.com>
To:	"Lee A. Roberts" <lee.roberts@...com>
CC:	netdev@...r.kernel.org, linux-sctp@...r.kernel.org
Subject: Re: [PATCH v3 0/4] sctp: fix association hangs due to reassembly/ordering
 logic

On 02/28/2013 09:37 AM, Lee A. Roberts wrote:
> From: "Lee A. Roberts" <lee.roberts@...com>
>
> This series of patches resolves several SCTP association hangs observed during
> SCTP stress testing.  Observable symptoms include communications hangs with
> data being held in the association reassembly and/or lobby (ordering) queues.
> Close examination of reassembly/ordering queues may show either duplicated
> or missing packets.
>
> In version #2, corrected build failure in initial version of patch series
> due to wrong calling sequence for sctp_ulpq_partial_delivery() being inserted
> in sctp_ulpq_renege().
>
> In version #3, adjusted patch documentation to be less repetitive.

My Acks from version 1 still apply.

Acked-by: Vlad Yasevich <vyasevich@...il.com>

-vlad

>
> Lee A. Roberts (4):
>    sctp: fix association hangs due to off-by-one errors in
>      sctp_tsnmap_grow()
>    sctp: fix association hangs due to reneging packets below the
>      cumulative TSN ACK point
>    sctp: fix association hangs due to errors when reneging events from
>      the ordering queue
>    sctp: fix association hangs due to partial delivery errors
>
>   net/sctp/tsnmap.c   |   13 ++++----
>   net/sctp/ulpqueue.c |   87 +++++++++++++++++++++++++++++++++++++++++----------
>   2 files changed, 78 insertions(+), 22 deletions(-)
>

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