[rds-devel] [PATCH v2 0/2] net/rds: RDS-TCP robustness fixes

David Miller davem at davemloft.net
Sat May 9 13:03:52 PDT 2015


From: Sowmini Varadhan <sowmini.varadhan at oracle.com>
Date: Tue,  5 May 2015 15:20:50 -0400

> 
> This patch-set contains bug fixes for state-recovery at the RDS 
> layer when the underlying transport is TCP and the TCP state at one 
> of the endpoints is reset
> 
> V2 changes: DaveM comments to reduce memory footprint, follow 
>             NFS/RPC model where possible. Added test-case #3
> 
> Without the changes in this set, when one of the endpoints is reset,
> the existing code does not correctly clean up RDS socket state for stale
> connections, resulting in some unstable, timing-dependant behavior on
> the wire, including an infinite exchange of 3WHs back-and-forth, and a
> resulting potential to never converge RDS state. 
 ...

Yeah this looks a lot better, series applied, thanks.



More information about the rds-devel mailing list