RE: [Xen-ia64-devel] [PATCH] XEN: Avoid double reclaim dom0 image anddom0 initrd

["You, Yongkang" <yongkang.you@xxxxxxxxx>]

Hi Anthony,

This patch is great! It fixed my Xen boot failed issue from Changeset 9006.
I have tried it in Changeset 9079. 

Best Regards,
Yongkang (Kangkang) 永康

>-----Original Message-----
>From: xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx
>[mailto:xen-ia64-devel-bounces@xxxxxxxxxxxxxxxxxxx] On Behalf Of Xu,
>Anthony
>Sent: 2006年3月2日 15:10
>To: xen-ia64-devel@xxxxxxxxxxxxxxxxxxx
>Subject: [Xen-ia64-devel] [PATCH] XEN: Avoid double reclaim dom0 image
>anddom0 initrd
>
>VMM doesn't need to reclaim dom0 image and dom0 initrd by using
>init_domheap_pages, because they have been reclaimed by below code:
>in function start_kernel of xensetup.c
>    efi_memmap_walk(filter_rsvd_memory, init_boot_pages);
>Reclaiming again may cause xen hang at very beginning.
>
>BTW, dom0 initrd is for dom0 not for xen, it will be copied into dom0
>memory space, so VMM doesn't need to reserve memory for dom0 initrd.
>Commenting below definition makes dom0 initrd reclaimable.
>-#define CONFIG_BLK_DEV_INITRD // needed to reserve memory for domain0
>+//#define CONFIG_BLK_DEV_INITRD // needed to reserve memory for
>domain0
>
>Signed-off-by: Anthony Xu <anthony.xu@xxxxxxxxx>
>
>Thanks,
>-Anthony


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