Re: [PATCH 0/9 net-next v2] rhashtable: Per bucket locks & deferred table resizing

From: David Miller
Date: Sat Jan 03 2015 - 14:45:27 EST


From: Thomas Graf <tgraf@xxxxxxx>
Date: Fri, 2 Jan 2015 23:00:13 +0100

> Prepares for and introduces per bucket spinlocks and deferred table
> resizing. This allows for parallel table mutations in different hash
> buckets from atomic context. The resizing occurs in the background
> in a separate worker thread while lookups, inserts, and removals can
> continue.
>
> Also modified the chain linked list to be terminated with a special
> nulls marker to allow entries to move between multiple lists.
>
> Last but not least, reintroduces lockless netlink_lookup() with
> deferred Netlink socket destruction to avoid the side effect of
> increased netlink_release() runtime.

I'm sure that this might need a minor tweak or two still, but I really
like how you implemented this so I'll apply this series now.

Thanks!
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