Messages in this thread | | | Date | Fri, 18 Apr 2008 13:43:34 +0800 | From | Shi Weihua <> | Subject | Re: [PATCH] memcgroup: check and initialize page->cgroup in memmap_init_zone |
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KAMEZAWA Hiroyuki wrote:: > On Fri, 18 Apr 2008 12:32:56 +0900 > KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote: > >>> Or perhaps that page was used and then later freed before we got to >>> memmap_init_zone() and was freed with a non-zero ->page_cgroup. Which is >>> unlikely given that page.page_cgroup was only just added and is only >>> present if CONFIG_CGROUP_MEM_RES_CTLR. >>> >> Hmm, I'll try his .config and see what happens. >> > I reproduced the hang with his config and confirmed his fix works well. > But I can't find why...I'll dig a bit more.
If i use CONFIG_SPARSEMEM instead of CONFIG_DISCONTIGMEM, the kernel boots successfully.
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