From: Patrick McHardy <kaber@trash.net>
To: Martin Josefsson <gandalf@wlug.westbo.se>
Cc: Thomas Graf <tgraf@suug.ch>, David Miller <davem@davemloft.net>,
jmorris@namei.org, netdev@vger.kernel.org, vnuorval@tcs.hut.fi,
usagi-core@linux-ipv6.org, yoshfuji@linux-ipv6.org,
anttit@tcs.hut.fi
Subject: Re: [RESEND 3/5] [NET]: Protocol Independant Policy Routing Rules Framework
Date: Sat, 29 Jul 2006 03:40:13 +0200 [thread overview]
Message-ID: <44CABC7D.2080903@trash.net> (raw)
In-Reply-To: <1154078728.23563.21.camel@localhost.localdomain>
Martin Josefsson wrote:
> As a somewhat related note, I've just digged a bit through RCU land,
> talked to dipankar and mckenney, and discovered that rcu_read_lock() /
> rcu_read_unlock() aren't strictly needed in softirqs since preempt is
> already disabled in softirqs. This means that you can use the result of
> the rcu read-side critical outside of the rcu_read_lock() /
Thats true, but in this case the code is executed both in softirq-
and user-context. Using rcu_read_lock and still relying on softirq
properties outside the locked section is also very confusing in my
opinion.
next prev parent reply other threads:[~2006-07-29 1:40 UTC|newest]
Thread overview: 53+ messages / expand[flat|nested] mbox.gz Atom feed top
2006-07-26 22:11 [RFC] Multiple IPV6 Routing Tables & Policy Routing Thomas Graf
2006-07-26 22:00 ` [PATCH 1/5] [IPV6]: Remove ndiscs rt6_lock dependency Thomas Graf
2006-07-26 22:28 ` David Miller
2006-07-26 23:34 ` Tushar Gohad
2006-07-26 23:34 ` David Miller
2006-07-31 11:01 ` Ville Nuorvala
2006-07-26 22:00 ` [PATCH 2/5] [IPV6]: Multiple Routing Tables Thomas Graf
2006-07-26 22:39 ` David Miller
2006-07-26 22:48 ` Thomas Graf
2006-07-26 22:55 ` David Miller
2006-07-29 4:13 ` YOSHIFUJI Hideaki / 吉藤英明
2006-07-29 4:14 ` David Miller
2006-07-29 4:28 ` YOSHIFUJI Hideaki / 吉藤英明
2006-07-29 10:29 ` Thomas Graf
2006-07-31 13:55 ` Ville Nuorvala
2006-07-31 14:01 ` Herbert Xu
2006-07-31 14:02 ` Herbert Xu
2006-07-31 15:41 ` Thomas Graf
2006-07-31 20:09 ` David Miller
2006-07-31 15:34 ` Thomas Graf
2006-07-26 22:00 ` [PATCH 3/5] [NET]: Protocol Independant Policy Routing Rules Framework Thomas Graf
2006-07-26 22:41 ` David Miller
2006-07-27 5:58 ` James Morris
2006-07-27 6:02 ` David Miller
2006-07-27 22:39 ` [RESEND " Thomas Graf
2006-07-27 22:58 ` Patrick McHardy
2006-07-27 23:17 ` David Miller
2006-07-27 23:31 ` Patrick McHardy
2006-07-28 9:25 ` Martin Josefsson
2006-07-29 1:40 ` Patrick McHardy [this message]
2006-07-29 7:25 ` Martin Josefsson
2006-07-27 23:30 ` Patrick McHardy
2006-07-28 10:23 ` Thomas Graf
2006-07-31 14:46 ` Ville Nuorvala
2006-07-31 15:24 ` Thomas Graf
2006-07-31 18:01 ` Patrick McHardy
2006-07-31 20:01 ` Thomas Graf
2006-07-26 22:00 ` [PATCH 4/5] [IPV6]: Policy Routing Rules Thomas Graf
2006-07-26 22:42 ` David Miller
2006-07-26 23:26 ` David Miller
2006-07-26 23:33 ` David Miller
2006-07-26 23:40 ` David Miller
2006-07-27 22:40 ` [RESEND " Thomas Graf
2006-07-31 14:55 ` Ville Nuorvala
2006-07-26 22:00 ` [PATCH 5/5] [IPV4]: Use Protocol Independant Policy Routing Rules Framework Thomas Graf
2006-07-26 22:43 ` David Miller
2006-07-26 23:47 ` David Miller
2006-07-27 22:40 ` [RESEND " Thomas Graf
2006-07-28 6:10 ` [RFC] Multiple IPV6 Routing Tables & Policy Routing YOSHIFUJI Hideaki / 吉藤英明
2006-07-28 8:23 ` David Miller
2006-07-28 10:32 ` Thomas Graf
2006-07-29 4:27 ` YOSHIFUJI Hideaki / 吉藤英明
2006-07-31 11:01 ` Ville Nuorvala
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