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Date: Wed, 24 Oct 2007 01:18:20 +0200 From: Andi Kleen <ak@...e.de> To: Jeremy Fitzhardinge <jeremy@...p.org> Cc: "Huang, Ying" <ying.huang@...el.com>, "H. Peter Anvin" <hpa@...or.com>, "Eric W. Biederman" <ebiederm@...ssion.com>, akpm@...ux-foundation.org, Linus Torvalds <torvalds@...ux-foundation.org>, linux-kernel@...r.kernel.org Subject: Re: [PATCH -v7 1/3] x86 boot: setup data On Wednesday 24 October 2007 00:08:32 Jeremy Fitzhardinge wrote: > Huang, Ying wrote: > > This patch add a field of 64-bit physical pointer to NULL terminated > > single linked list of struct setup_data to real-mode kernel > > header. This is used as a more extensible boot parameters passing > > mechanism. > > > > As a general comment, I can't say I'm thrilled about sticking the copied > setup data at the end of the initial pagetables. This is already a > fairly complex area, and changing it touches a surprisingly large number > of places. I wonder if there isn't a better way to deal with this > (possibly by fixing up the generation of the initial pagetables in the > process). With the early reserve code in ftp://firstfloor.org/pub/ak/x86_64/quilt/patches/early-reserve and ftp://firstfloor.org/pub/ak/x86_64/quilt/patches/early-alloc this could be likely done cleaner. -Andi - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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