search for: relinquish_memori

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

# HG changeset patch # User yamahata@valinux.co.jp # Date 1188274001 -32400 # Node ID 2c9db26f1d0e0fdd4757d76a67f4b37ba0e40351 # Parent 58d131f1fb35977ff2d8682f553391c8a866d52c Make XEN_DOMCTL_destroydomain hypercall continuable. XEN_DOMCTL_destroydomain hypercall frees domain resources, especially it frees all pages of the domain. When domain memory is very large, it takes too long resulting in

Compilation failure on c/s 17194 is as follows: /root/randy/vtd-stage/xen/common/built_in.o: In function `guest_remove_page'': /root/randy/vtd-stage/xen/common/memory.c:172: undefined reference to `__bitop_bad_size'' /root/randy/vtd-stage/xen/common/memory.c:172: relocation truncated to fit: R_X86_64_PC32 against undefined symbol `__bitop_bad_size''

Package: xen-hypervisor-4.0-amd64 Version: 4.0.1-1 Severity: grave Tags: squeeze sid Justification: causes non-serious data loss Live migration of a guest (running CentOS 5.5, Paravirtualized) crashes the target-host (Hardware: Dell R610, 2x Xeon 5620, 16Gb RAM, Perc/700-Raid) (XEN) ----[ Xen-4.0.1 x86_64 debug=n Not tainted ]---- (XEN) CPU: 9 (XEN) RIP: e008:[<ffff82c4801151f6>]