From: jamal <hadi@cyberus.ca>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Timo Teras <timo.teras@iki.fi>,
netdev@vger.kernel.org, "David S. Miller" <davem@davemloft.net>
Subject: Re: [PATCH 3/4] xfrm: remove policy lock when accessing policy->walk.dead
Date: Wed, 31 Mar 2010 09:41:23 -0400 [thread overview]
Message-ID: <1270042883.26743.32.camel@bigi> (raw)
In-Reply-To: <1270042795.26743.31.camel@bigi>
On Wed, 2010-03-31 at 09:39 -0400, jamal wrote:
>
> On Wed, 2010-03-31 at 09:32 -0400, jamal wrote:
>
> > I did not touch pfkey. That behavior remains there.
>
> Sorry - I lied. I did touch pfkey. Here was my reasoning.
And what I meant by not touching is that "the behavior there
remains as it was before"
cheers,
jamal
> RFC 2367 says flushing behavior should be:
> 1) user space -> kernel: flush
> 2) kernel: flush
> 3) kernel -> user space: flush event to ALL listeners
>
> This is not realistic today in the presence of selinux policies
> which may reject the flush etc. So we make the sequence become:
> 1) user space -> kernel: flush
> 2) kernel: flush
> 3) kernel -> user space: flush response to originater from #1
> 4) if there were no errors then:
> kernel -> user space: flush event to ALL listeners
>
> This was in the logs.
>
> cheers,
> jamal
next prev parent reply other threads:[~2010-03-31 13:41 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-31 10:17 [PATCH 0/4] xfrm fixes and flow structurization Timo Teras
2010-03-31 10:17 ` Timo Teras
2010-03-31 10:17 ` [PATCH 1/4] xfrm: increment genid before bumping state genids Timo Teras
2010-03-31 10:50 ` Herbert Xu
2010-03-31 10:55 ` Timo Teräs
2010-03-31 11:01 ` Timo Teräs
2010-03-31 11:19 ` Herbert Xu
2010-03-31 11:24 ` Timo Teräs
2010-03-31 10:17 ` [PATCH 2/4] xfrm_user: verify policy direction at XFRM_MSG_POLEXPIRE handler Timo Teras
2010-03-31 10:54 ` Herbert Xu
2010-03-31 10:17 ` [PATCH 3/4] xfrm: remove policy lock when accessing policy->walk.dead Timo Teras
2010-03-31 11:03 ` Herbert Xu
2010-03-31 13:06 ` jamal
2010-03-31 13:11 ` Herbert Xu
2010-03-31 13:26 ` Herbert Xu
2010-03-31 13:32 ` jamal
2010-03-31 13:39 ` jamal
2010-03-31 13:41 ` jamal [this message]
2010-03-31 13:56 ` Herbert Xu
2010-03-31 14:15 ` jamal
2010-03-31 20:54 ` David Miller
2010-03-31 13:55 ` Herbert Xu
2010-03-31 14:12 ` jamal
2010-03-31 14:15 ` Herbert Xu
2010-03-31 14:24 ` jamal
2010-03-31 14:29 ` Herbert Xu
2010-03-31 14:38 ` jamal
2010-03-31 20:57 ` David Miller
2010-04-01 0:22 ` Herbert Xu
2010-04-01 2:19 ` jamal
2010-04-01 10:53 ` jamal
2010-03-31 13:28 ` jamal
2010-03-31 13:53 ` Herbert Xu
2010-03-31 16:41 ` Patrick McHardy
2010-03-31 17:47 ` jamal
2010-04-01 11:24 ` Patrick McHardy
2010-03-31 20:52 ` David Miller
2010-03-31 10:17 ` [PATCH 4/4] flow: structurize flow cache Timo Teras
2010-03-31 11:21 ` Herbert Xu
2010-04-02 2:42 ` [PATCH 0/4] xfrm fixes and flow structurization David Miller
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