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From: Patrick McHardy <kaber@trash.net>
To: hadi@cyberus.ca
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
	Masahide NAKAMURA <nakam@linux-ipv6.org>,
	"David S. Miller" <davem@davemloft.net>,
	netdev <netdev@oss.sgi.com>
Subject: Re: RFC: IPSEC patch 0 for netlink events
Date: Mon, 28 Mar 2005 23:23:19 +0200	[thread overview]
Message-ID: <424875C7.3080306@trash.net> (raw)
In-Reply-To: <1111950449.1089.938.camel@jzny.localdomain>

jamal wrote:

> @@ -478,6 +491,9 @@
>  
>  	if (x1->km.state == XFRM_STATE_ACQ) {
>  		__xfrm_state_insert(x);
> +		/* XXXX: We already have xfrm_state_lock
> +		 * do we need to grab x->lock as well? */
> +		xfrm_sa_notify(x, c, XFRM_SA_ADDED);

To answer this question: no. xfrm_state_lock can be nested in
x->lock, but not the other way around. If you want to avoid that
the state changes below you, you could notify before insertion.

Regards
Patrick

  reply	other threads:[~2005-03-28 21:23 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-03-26 19:22 RFC: IPSEC patch 0 for netlink events jamal
2005-03-26 19:40 ` Herbert Xu
2005-03-26 20:05   ` jamal
2005-03-27  8:24     ` Herbert Xu
2005-03-26 19:47 ` Herbert Xu
2005-03-26 20:11   ` jamal
2005-03-27  8:18     ` Herbert Xu
2005-03-27 19:07       ` jamal
2005-03-28 21:23         ` Patrick McHardy [this message]
2005-03-28 23:43           ` Herbert Xu
2005-03-30  0:49         ` Herbert Xu
2005-03-30 12:09           ` jamal
2005-03-30 12:23             ` Herbert Xu
2005-03-30 12:32               ` Herbert Xu
2005-03-30 12:53               ` jamal
2005-03-30 13:14                 ` Herbert Xu
2005-03-30 13:24                   ` jamal
2005-03-31  2:55           ` jamal
2005-03-31  3:00             ` Herbert Xu
2005-03-31  3:01               ` Herbert Xu
2005-03-31  3:18                 ` jamal
2005-03-30 12:55         ` Herbert Xu
2005-03-30 13:18           ` jamal
2005-03-30 13:27             ` Herbert Xu

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