netdev - xfrm: avoid spinlock in get_acqseq() used by xfrm user

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Message-Id: <1266321682.6776.254.camel@bigi>
Date:	Tue, 16 Feb 2010 07:01:22 -0500
From:	jamal <hadi@...erus.ca>
To:	David Miller <davem@...emloft.net>
Cc:	Eric Dumazet <eric.dumazet@...il.com>, netdev@...r.kernel.org
Subject: xfrm: avoid spinlock in get_acqseq() used by xfrm user

Eric's version fixed it for pfkey. This one is for xfrm user.
I thought about amortizing those two get_acqseq()s but it seems
reasonable to have two of these sequence spaces for the two different
interfaces.

cheers,
jamal

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