Messages in this thread Patch in this message | | | Date | Fri, 5 Dec 2008 12:24:58 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [memcg BUG ?] failed to boot on IA64 with CONFIG_DISCONTIGMEM=y |
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On Fri, 5 Dec 2008 12:20:24 +0900 KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> On Fri, 05 Dec 2008 11:09:29 +0800 > Li Zefan <lizf@cn.fujitsu.com> wrote: > > > Kernel version: 2.6.28-rc7 > > Arch: IA64 > > Memory model: DISCONTIGMEM > > > > ELILO boot: Uncompressing Linux... done > > Loading file initrd-2.6.28-rc7-lizf.img...done > > (frozen) > > > > > > Booted successfully with cgroup_disable=memory, here is the dmesg: > > > > thx, will dig into...Maybe you're the first person using DISCONTIGMEM with > empty_node after page_cgroup-alloc-at-boot. > > How about this ?
Ahhh..sorry.
this one please. ==
From: kamezawa.hiroyu@jp.fujitsu.com
page_cgroup should ignore empty-nodes.
Signed-off-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
--- mm/page_cgroup.c | 3 +++ 1 file changed, 3 insertions(+)
Index: mmotm-2.6.28-Dec03/mm/page_cgroup.c =================================================================== --- mmotm-2.6.28-Dec03.orig/mm/page_cgroup.c +++ mmotm-2.6.28-Dec03/mm/page_cgroup.c @@ -51,6 +51,9 @@ static int __init alloc_node_page_cgroup start_pfn = NODE_DATA(nid)->node_start_pfn; nr_pages = NODE_DATA(nid)->node_spanned_pages; + if (!nr_pages) + return 0; + table_size = sizeof(struct page_cgroup) * nr_pages; base = __alloc_bootmem_node_nopanic(NODE_DATA(nid),
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