From: Ying Xue <ying.xue@windriver.com>
Date: Wed, 7 Jan 2015 05:41:54 +0000 (+0800)
Subject: rhashtable: involve rhashtable_lookup_insert routine
X-Git-Tag: omap-for-v4.1/prcm-dts-mfd-syscon-fix~134^2~271^2~4
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=db30485408326a6f466a843b291b23535f63eda0;p=pandora-kernel.git

rhashtable: involve rhashtable_lookup_insert routine

Involve a new function called rhashtable_lookup_insert() which makes
lookup and insertion atomic under bucket lock protection, helping us
avoid to introduce an extra lock when we search and insert an object
into hash table.

Signed-off-by: Ying Xue <ying.xue@windriver.com>
Signed-off-by: Thomas Graf <tgraf@suug.ch>
Acked-by: Thomas Graf <tgraf@suug.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

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