From: Manfred Spraul <manfred@colorfullife.com>
To: Marcelo Tosatti <marcelo.tosatti@cyclades.com>
Cc: Andrew Morton <akpm@osdl.org>,
linux-kernel@vger.kernel.org, Jakub Jelinek <jakub@redhat.com>
Subject: Re: [PATCH] per-user signal pending and message queue limits
Date: Thu, 22 Apr 2004 07:33:56 +0200 [thread overview]
Message-ID: <40875944.4060405@colorfullife.com> (raw)
In-Reply-To: <20040421203456.GC16891@logos.cnet>
Marcelo Tosatti wrote:
>I'm thinking about how to do the mqueue "kernel allocated memory" accounting,
>and I have a problem. A user can create an mqueue of given size via sys_mq_open()
>using "msg_attr" structure (will be created in do_create). I can account for how much
>memory has been allocated, but I can't at "deaccount" at kfree() time (this memory
>is stored in inode->(mqueue_inode_info *)info->messages), because I dont know how big
>it is (its user selectable via "msg_attr" structure).
>
>
Why not? mqueue_delete_inode can look at info->attr.mq_maxmsg and
info->attr.mq_curmsg.
--
Manfred
next prev parent reply other threads:[~2004-04-22 5:34 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-04-19 21:28 [PATCH] per-user signal pending and message queue limits Marcelo Tosatti
2004-04-19 22:49 ` Jakub Jelinek
2004-04-20 14:13 ` Marcelo Tosatti
2004-04-20 18:05 ` Manfred Spraul
2004-04-20 20:04 ` Andrew Morton
2004-04-20 23:13 ` Marcelo Tosatti
2004-04-20 23:34 ` Andrew Morton
2004-04-21 20:34 ` Marcelo Tosatti
2004-04-22 5:33 ` Manfred Spraul [this message]
2004-04-27 14:54 ` Marcelo Tosatti
2004-04-27 18:09 ` Manfred Spraul
2004-04-28 17:09 ` Marcelo Tosatti
2004-04-28 21:03 ` Andrew Morton
2004-04-29 1:33 ` Chris Wright
2004-04-29 12:17 ` Marcelo Tosatti
2004-04-29 19:58 ` Chris Wright
2004-05-06 0:08 ` Chris Wright
2004-05-06 12:09 ` Marcelo Tosatti
2004-05-06 12:32 ` Marcelo Tosatti
2004-05-07 0:56 ` Chris Wright
2004-04-19 22:59 ` Andrew Morton
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