netdev - Re: sockets affected by IPsec always block (2.6.23)

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Message-Id: <200712061235.06025.stefan@loplof.de>
Date:	Thu, 6 Dec 2007 12:35:05 +0100
From:	Stefan Rompf <stefan@...lof.de>
To:	David Miller <davem@...emloft.net>
Cc:	herbert@...dor.apana.org.au, simon@...e.lp0.eu,
	linux-kernel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: sockets affected by IPsec always block (2.6.23)

Am Donnerstag, 6. Dezember 2007 12:13 schrieb David Miller:

> And that's why this is a grey area.  Why is waiting for memory
> allocation on a O_NONBLOCK socket OK but waiting for IPSEC route
> resolution is not?

Because you just will put enough RAM modules into you server when setting up a 
scalable system. Local resource, managable by the admin. What you cannot 
control in many cases is the network connection to the remote node. Simon 
Arlott has been talking about an 8 hour network outage.

Stefan
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