[ovs-dev] [PATCH net-next 2/2] openvswitch: Use lockless genl.

David Miller davem at davemloft.net
Thu Apr 18 21:18:46 UTC 2013


From: Pravin B Shelar <pshelar at nicira.com>
Date: Thu, 18 Apr 2013 14:16:52 -0700

> OVS locking was recently changed to have private OVS lock which
> simplified overall locking.  Therefore there is no need to have
> another global genl lock to protect OVS data structures.  Following
> patch uses of lockless genl family for OVS.  This also allows
> more granual OVS locking using ovs_mutex for protecting OVS data
> structures, which gives more consurrencey.  E.g multiple genl
> operations OVS_PACKET_CMD_EXECUTE can run in parallel, etc.
> 
> Signed-off-by: Pravin B Shelar <pshelar at nicira.com>

Three problems with this submission:

1) When you resubmit a patch that's part of a series, you must repost
   the entire series.

2) When you post a new version of a patch, you must list (after the
   "---" delimiter) what has changed in this version.

3) When you post a new version of a patch, you must indicate this by
   putting "[PATCH v2 ...] ...", for example, in the Subject line.



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