Messages in this thread | | | Date | Thu, 22 Apr 2004 07:33:56 +0200 | From | Manfred Spraul <> | Subject | Re: [PATCH] per-user signal pending and message queue limits |
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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
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