From: Steffen Klassert <steffen.klassert@secunet.com>
To: David Miller <davem@davemloft.net>
Cc: timo.teras@iki.fi, netdev@vger.kernel.org
Subject: Re: [PATCH 0/4] Fix routing metrics
Date: Tue, 21 Feb 2012 07:19:22 +0100 [thread overview]
Message-ID: <20120221061922.GE31660@secunet.com> (raw)
In-Reply-To: <20120210.132557.396788563105190450.davem@davemloft.net>
On Fri, Feb 10, 2012 at 01:25:57PM -0500, David Miller wrote:
> From: Steffen Klassert <steffen.klassert@secunet.com>
> Date: Fri, 10 Feb 2012 09:44:25 +0100
>
> > On Fri, Feb 10, 2012 at 03:12:11AM -0500, David Miller wrote:
> >>
> >> So since this happens, you don't need to check the inetpeer at every
> >> metric access. The fact that all routing cache entries get recreated
> >> will do it for you.
> >
> > So if rt_init_metrics() is not the right place to check for genid
> > changes, where would you suggest to do it?
>
> It is the right place, and since it will happen there for every routing
> cache entry we use after a flush, the inetpeer issues will be taken
> care of by it. Therefore you don't need to check anything at metrics
> access time.
Ok, apparently I looked at the wrong place. The only checks at metrics
access that might be superfluous are the inet_metrics_new() checks in
ipv4_metrics() and ipv6_metrics(). If these are the checks you mean,
I'd remove them and resend the patchset.
next prev parent reply other threads:[~2012-02-21 6:19 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-02-02 10:11 [PATCH 0/4] Fix routing metrics Steffen Klassert
2012-02-02 10:12 ` [PATCH 1/4] inetpeer: Allocate the peer metrics dynamically Steffen Klassert
2012-02-02 10:12 ` [PATCH 2/4] net: Unlink the inetpeer metrics from dst_entry Steffen Klassert
2012-02-02 10:13 ` [PATCH 3/4] inetpeer: protect the inetpeerpeer metrics with rcu Steffen Klassert
2012-02-02 10:14 ` [PATCH 4/4] route: Invalidate the peer metrics along with the routing cache Steffen Klassert
2012-02-06 20:29 ` [PATCH 0/4] Fix routing metrics David Miller
2012-02-08 7:30 ` Steffen Klassert
2012-02-08 20:18 ` David Miller
2012-02-09 12:44 ` Steffen Klassert
2012-02-09 18:40 ` David Miller
2012-02-10 6:50 ` Steffen Klassert
2012-02-10 7:38 ` David Miller
2012-02-10 7:51 ` Steffen Klassert
2012-02-10 8:12 ` David Miller
2012-02-10 8:44 ` Steffen Klassert
2012-02-10 18:25 ` David Miller
2012-02-21 6:19 ` Steffen Klassert [this message]
2012-02-21 6:36 ` David Miller
2012-02-21 8:18 ` Steffen Klassert
2012-02-21 19:24 ` David Miller
2012-02-24 9:08 ` Steffen Klassert
2012-02-24 9:13 ` David Miller
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