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[Xen-devel] [VTD][PATCH] Setup 1:1 mapping page table for dom0 in domheap


  • To: <xen-devel@xxxxxxxxxxxxxxxxxxx>
  • From: "Han, Weidong" <weidong.han@xxxxxxxxx>
  • Date: Sun, 30 Sep 2007 13:10:59 +0800
  • Cc: "Kay, Allen M" <allen.m.kay@xxxxxxxxx>, Keir Fraser <keir@xxxxxxxxxxxxx>
  • Delivery-date: Sat, 29 Sep 2007 22:11:45 -0700
  • List-id: Xen developer discussion <xen-devel.lists.xensource.com>
  • Thread-index: AcgDIEm4sSh6Wi7pR2agfjYJn+iBtg==
  • Thread-topic: [Xen-devel] [VTD][PATCH] Setup 1:1 mapping page table for dom0 in domheap

xenheap size is 9M on x86/32 xen, it's not enough to setup 1:1 mapping
page table for dom0. It causes dom0 cannot boot successfully. Instead of
xenheap, this patch setup 1:1 mapping page tabel in domheap, and use
map_domain_page() to get temporary mappings when need them. 

Signed-off-by: Weidong Han <weidong.han@xxxxxxxxx>

Attachment: domheap.patch
Description: domheap.patch

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