From: Rusty Russell <rusty@rustcorp.com.au>
To: Andrew Morton <akpm@osdl.org>
Cc: dipankar@in.ibm.com, andrea@suse.de,
linux-kernel@vger.kernel.org, paulmck@us.ibm.com
Subject: Re: [PATCH] RCU: Reduce size of rcu_head 1 of 2
Date: Sat, 02 Aug 2003 07:16:07 +1000 [thread overview]
Message-ID: <20030801230235.E67442C286@lists.samba.org> (raw)
In-Reply-To: Your message of "Thu, 31 Jul 2003 14:25:45 MST." <20030731142545.7bcb50fb.akpm@osdl.org>
In message <20030731142545.7bcb50fb.akpm@osdl.org> you write:
> Dipankar Sarma <dipankar@in.ibm.com> wrote:
> >
> > The linked-list change is internal enough for a future backport from
> > 2.7. The only concern here is the change in call_rcu() API. What would
> > be a good way to manage that ?
>
> Oh I'd be okay with merging a change like this into (say) 2.6.3-pre1,
> without it having had a run in 2.7. We need to be able to do things like
> that.
No, Andrew, no.
Gratuitous change to API during stable series BAD BAD BAD. If
you drop this it stays as is until 2.8. The extra arg in
unneccessary, but breaking it is worse.
Rusty.
--
Anyone who quotes me in their sig is an idiot. -- Rusty Russell.
next prev parent reply other threads:[~2003-08-01 23:02 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-07-31 18:58 [PATCH] RCU: Reduce size of rcu_head 1 of 2 Dipankar Sarma
2003-07-31 19:06 ` [PATCH] RCU: Reduce size of rcu_head 2 " Dipankar Sarma
2003-07-31 20:49 ` [PATCH] RCU: Reduce size of rcu_head 1 " Andrew Morton
2003-07-31 21:31 ` Dipankar Sarma
2003-07-31 21:25 ` Andrew Morton
2003-08-01 21:16 ` Rusty Russell [this message]
2003-08-01 23:00 ` Andrew Morton
2003-08-02 0:32 ` Rusty Russell
2003-08-02 1:19 ` Greg KH
2003-08-02 1:49 ` Rusty Russell
2003-08-02 13:15 ` Alan Cox
2003-08-08 2:21 ` Rusty Russell
2003-08-18 14:16 ` Andrea Arcangeli
2003-08-25 3:35 ` Rusty Russell
2003-08-02 1:16 ` Mitchell Blank Jr
2003-08-02 1:43 ` Matt Mackall
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