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From: mfbaustx <mfbaustx@gmail.com>
To: "Kyle Moffett" <mrmacman_g4@mac.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: copy_from_user / copy_to_user with no swap space
Date: Mon, 16 Oct 2006 15:26:45 -0500	[thread overview]
Message-ID: <op.thi62vj9nwjy9v@titan> (raw)
In-Reply-To: <B72905BB-6E8D-47FD-9A20-269B27136DB2@mac.com>

> pages and memory-mapped files may be "swapped-out" even *without* a swap  
> device.  As an example, when I first start /bin/bash (ignoring readahead

Fair enough.  The kernel can reclaim pieces of RAM knowing that certain  
text sections will availble on the storage medium from which they were  
originally loaded.  Right?

Also, I suppose one of the less obvious side-effects of using copy_to_user  
would be to cause a copy-on-write of a data section?


  reply	other threads:[~2006-10-16 20:26 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-10-16 19:19 mfbaustx
2006-10-16 19:28 ` Oliver Neukum
2006-10-16 19:47   ` mfbaustx
2006-10-17 10:58     ` Horst H. von Brand
2006-10-17 12:00     ` Helge Hafting
2006-10-16 19:34 ` Al Viro
2006-10-16 19:39 ` Kyle Moffett
2006-10-16 20:26   ` mfbaustx [this message]
2006-10-16 20:21 ` Horst H. von Brand

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