Date: Thu, 8 Jan 2009 19:08:57 +0100 From: Hans Petter Selasky <hselasky@freebsd.org> To: "M. Warner Losh" <imp@bsdimp.com> Cc: perforce@freebsd.org Subject: Re: PERFORCE change 155820 for review Message-ID: <200901081908.57867.hselasky@freebsd.org> In-Reply-To: <20090108.103306.1683974155.imp@bsdimp.com> References: <200901081532.n08FWPDx031982@repoman.freebsd.org> <20090108.103306.1683974155.imp@bsdimp.com>
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On Thursday 08 January 2009, M. Warner Losh wrote: > In message: <200901081532.n08FWPDx031982@repoman.freebsd.org> > > Hans Petter Selasky <hselasky@FreeBSD.org> writes: > : USB memory usage reduction patch. > > This likely needs to be more descriptive. Hi, The change is about making the bus->devices array size dynamic. For embedded purpuse you can reduce the array size to save memory. Also in some cases like USB Device Mode you don't use more than 3 entries. Even though the wasted size is not much, 4*124 bytes, it needs to go away. --HPS
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