Messages in this thread | | | Date | Tue, 10 Nov 2009 04:22:46 +0900 | Subject | Re: [PATCH 07/10] bootmem: add free_bootmem_late | From | FUJITA Tomonori <> |
| |
On Sun, 8 Nov 2009 11:00:29 +0100 Ingo Molnar <mingo@elte.hu> wrote:
> > * FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> wrote: > > > On Wed, 28 Oct 2009 08:48:32 +0100 > > Ingo Molnar <mingo@elte.hu> wrote: > > > > > > > > * FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp> wrote: > > > > > > > From: Chris Wright <chrisw@sous-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@lab.ntt.co.jp> > > > > Signed-off-by: Chris Wright <chrisw@sous-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@cmpxchg.org> > Pekka Enberg <penberg@cs.helsinki.fi> > Andrew Morton <akpm@linux-foundation.org> > Tejun Heo <tj@kernel.org>
Can you give ACKs?
Thanks,
| |