From: "Paul Menage" <menage@google.com>
To: "Oleg Nesterov" <oleg@tv-sign.ru>
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
balbir@linux.vnet.ibm.com, serue@us.ibm.com,
penberg@cs.helsinki.fi, linux-kernel@vger.kernel.org
Subject: Re: [Fwd: [-mm] Add an owner to the mm_struct (v9)]
Date: Tue, 15 Apr 2008 11:13:19 -0700 [thread overview]
Message-ID: <6599ad830804151113i73010bb4x48e658195f295d41@mail.gmail.com> (raw)
In-Reply-To: <20080415171359.GA352@tv-sign.ru>
On Tue, Apr 15, 2008 at 10:13 AM, Oleg Nesterov <oleg@tv-sign.ru> wrote:
>
> Let's suppose the process with a lot of threads does exit_group() and nobody
> else uses this ->mm. How many time we will re-assign mm->owner and iterate
> over the all threads in system ?
>
In general we won't get to the third loop, since one of the first two
loops (children or siblings) will find another mm user.
Paul
next prev parent reply other threads:[~2008-04-15 18:13 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-04-14 14:13 Balbir Singh
2008-04-14 14:49 ` Pekka Enberg
2008-04-14 16:04 ` Paul Menage
2008-04-14 19:36 ` Andrew Morton
2008-04-14 21:06 ` Pekka Enberg
2008-04-15 0:07 ` Andrew Morton
2008-04-15 17:13 ` Oleg Nesterov
2008-04-15 18:13 ` Paul Menage [this message]
2008-04-15 19:59 ` Oleg Nesterov
2008-04-17 3:38 ` Balbir Singh
2008-04-17 11:30 ` Oleg Nesterov
2008-04-17 16:34 ` Paul Menage
2008-04-17 16:19 ` Oleg Nesterov
2008-04-17 17:40 ` Balbir Singh
2008-04-17 17:08 ` Oleg Nesterov
2008-04-17 17:50 ` Paul Menage
2008-04-17 19:07 ` Balbir Singh
2008-04-17 17:49 ` Paul Menage
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