From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 16 Sep 2003 14:34:23 -0700 From: William Lee Irwin III Subject: Re: Freeing boot memory Message-ID: <20030916213423.GF14079@holomorphy.com> References: <200309161817.37802.lmb@exatas.unisinos.br> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200309161817.37802.lmb@exatas.unisinos.br> Sender: owner-linux-mm@kvack.org Return-Path: To: Leandro Motta Barros Cc: linux-mm@kvack.org, sisopiii-l@cscience.org List-ID: On Tue, Sep 16, 2003 at 06:17:37PM -0300, Leandro Motta Barros wrote: > Well, the questions concern the boot memory allocator. To be more precise, > We're interested in the memory deallocation routines. We have seen that it is > only possible to free full pages. So, theoretically, if we make several > allocations smaller than one page, we will not be able to actually free this > memory. I just don't know of this kind of situation happens in real life. Do > we currently have some pages of memory "wasted" because the boot memory > allocator was not able to free small allocations? Is there any estimate (or > benchmark or whatever) on the number of pages that could be freed but are > not? When I rewrote this, I got crapped on. I highly doubt anyone will listen this time, either. -- wli -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: aart@kvack.org