From: Rusty Russell <rusty@rustcorp.com.au>
To: Hugh Dickins <hugh@veritas.com>
Cc: mingming cao <cmm@us.ibm.com>, Andrew Morton <akpm@digeo.com>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH]updated ipc lock patch
Date: Tue, 29 Oct 2002 13:51:20 +1100 [thread overview]
Message-ID: <20021029030456.F06272C259@lists.samba.org> (raw)
In-Reply-To: Your message of "Tue, 29 Oct 2002 00:26:27 -0000." <Pine.LNX.4.44.0210282357450.1315-100000@localhost.localdomain>
In message <Pine.LNX.4.44.0210282357450.1315-100000@localhost.localdomain> you
write:
> > 2) This is a problem, because other tasks could be OOM killed during
> > that period, and could also try to use this mempool.
>
> They'll try to use the mempool, maybe some will be allowed to wait
> for their kmalloc(GFP_KERNEL) memory, and others will be PF_MEMDIEd and
> proceed to take a reserved mempool buffer, and others will be PF_MEMDIEd
> and have to wait for a reserved mempool buffer. Which will be released
> to them in due course. No worries there.
Oh.
You are (of course) correct. Thankyou for your patience. Your
solution is elegant and correct.
Feeling dimwitted,
Rusty.
--
Anyone who quotes me in their sig is an idiot. -- Rusty Russell.
next prev parent reply other threads:[~2002-10-29 2:58 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.44.0210270748560.1704-100000@localhost.localdomain>
2002-10-28 1:06 ` [PATCH]updated ipc lock patch Rusty Russell
2002-10-28 14:21 ` Hugh Dickins
2002-10-28 21:47 ` Rusty Russell
2002-10-29 0:03 ` [RFC][PATCH]ipc rcu alloc/free patch - mm6 mingming cao
2002-10-29 0:26 ` [PATCH]updated ipc lock patch Hugh Dickins
2002-10-29 2:51 ` Rusty Russell [this message]
2002-10-28 20:00 ` Dipankar Sarma
2002-10-28 21:41 ` Rusty Russell
2002-10-29 6:11 ` Dipankar Sarma
2002-10-28 22:07 ` mingming cao
2002-10-29 1:06 ` Rusty Russell
2002-10-28 1:15 Rusty Russell
2002-10-28 1:35 ` Davide Libenzi
2002-10-28 4:10 ` Rusty Russell
2002-10-28 17:08 ` Davide Libenzi
2002-10-28 22:39 ` Rusty Russell
2002-10-28 23:52 ` Davide Libenzi
-- strict thread matches above, loose matches on Subject: below --
2002-10-25 17:20 Cliff White
2002-10-21 19:00 [PATCH]IPC locks breaking down with RCU Hugh Dickins
2002-10-24 21:49 ` [PATCH]updated ipc lock patch mingming cao
2002-10-24 22:29 ` Andrew Morton
2002-10-24 22:56 ` Hugh Dickins
2002-10-24 23:30 ` Andrew Morton
2002-10-24 23:59 ` Hugh Dickins
2002-10-25 0:07 ` mingming cao
2002-10-25 0:24 ` Andrew Morton
2002-10-25 4:18 ` Rusty Russell
2002-10-25 5:53 ` mingming cao
2002-10-25 7:27 ` Rusty Russell
2002-10-25 5:36 ` Manfred Spraul
2002-10-25 16:53 ` Rik van Riel
2002-10-24 23:23 ` mingming cao
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