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Date: Tue, 10 Nov 2009 04:22:46 +0900 From: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp> To: mingo@...e.hu Cc: fujita.tomonori@....ntt.co.jp, linux-kernel@...r.kernel.org, chrisw@...s-sol.org, dwmw2@...radead.org, joerg.roedel@....com, akpm@...ux-foundation.org, yinghai@...nel.org, torvalds@...ux-foundation.org, tj@...nel.org, a.p.zijlstra@...llo.nl, penberg@...helsinki.fi, vegard.nossum@...il.com, hpa@...or.com, tglx@...utronix.de, hannes@...xchg.org Subject: Re: [PATCH 07/10] bootmem: add free_bootmem_late On Sun, 8 Nov 2009 11:00:29 +0100 Ingo Molnar <mingo@...e.hu> wrote: > > * FUJITA Tomonori <fujita.tomonori@....ntt.co.jp> wrote: > > > On Wed, 28 Oct 2009 08:48:32 +0100 > > Ingo Molnar <mingo@...e.hu> wrote: > > > > > > > > * FUJITA Tomonori <fujita.tomonori@....ntt.co.jp> wrote: > > > > > > > From: Chris Wright <chrisw@...s-sol.org> > > > > > > > > Add a new function for freeing bootmem after the bootmem allocator has > > > > been released and the unreserved pages given to the page allocator. > > > > This allows us to reserve bootmem and then release it if we later > > > > discover it was not needed. > > > > > > > > Reviewed-by: FUJITA Tomonori <fujita.tomonori@....ntt.co.jp> > > > > Signed-off-by: Chris Wright <chrisw@...s-sol.org> > > > > --- > > > > include/linux/bootmem.h | 1 + > > > > mm/bootmem.c | 43 ++++++++++++++++++++++++++++++++++++++----- > > > > 2 files changed, 39 insertions(+), 5 deletions(-) > > > > > > Hm, we are now further complicating the bootmem model. > > > > Yeah, agreed. But reorganizing the allocator during boot is not easy. > > I'll investigate it later on but VT-d people want to fix this IOMMU > > issue now. Can we accept this for now? > > Since the patchset weighs heavily towards the iommu and x86 side i can > do that in tip:core/iommu tree, if there's an Acked-by for this > bootmem.c patch from at least one of these gents: ok > Johannes Weiner <hannes@...xchg.org> > Pekka Enberg <penberg@...helsinki.fi> > Andrew Morton <akpm@...ux-foundation.org> > Tejun Heo <tj@...nel.org> Can you give ACKs? Thanks, -- 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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