Displaying 3 results from an estimated 3 matches for "free_page_type".
2008 Aug 21
2
doubt on releasing domain pages
Hi,
I am trying to release domU pages from page_list and xenpage_list
after domU shutdown while retaining the rest of the domain information.
To achieve this in __domain_finalise_shutdown i call
domain_relinquish_resources. This is failing to release pages from
page_list for type PGT_l2_page_tables and crashing dom0.
To be specific, while testing on mini-os i saw that when
2010 Nov 04
4
Bug#602378: xen-hypervisor-4.0-amd64: Live migration of Guests crashes and reboots
...0 0500000000000000 ffff82c48037a90
(XEN) f000000000000000 ffff82f604222dc0 0000000000000001 00000000fffffff
(XEN) Xen call trace:
(XEN) [<ffff82c4801151f6>] free_heap_pages+0x366/0x4b0
(XEN) [<ffff82c480115488>] free_domheap_pages+0x148/0x380
(XEN) [<ffff82c48015f618>] free_page_type+0x388/0x650
(XEN) [<ffff82c48015fa1c>] __put_page_type+0x13c/0x2d0
(XEN) [<ffff82c48015d179>] is_iomem_page+0x9/0x90
(XEN) [<ffff82c48015f277>] put_page_from_l2e+0xf7/0x110
(XEN) [<ffff82c48015f6ee>] free_page_type+0x45e/0x650
(XEN) [<ffff82c48014605a>]...
2008 May 09
14
[PATCH] patch to support super page (2M) with EPT
Attached are the patches to support super page with EPT. We only support
2M size. And shadow may still work fine with 4K pages.
The patches can be split into 3 parts. Apply order is as attached.
tool.diff
To allocate 2M physical contiguous memory in guest except the first 2M
and the last 2M.
The first 2M covers special memory, and Xen use the last few pages in
guest memory to do special