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authorJeremy Fitzhardinge <jeremy@goop.org>2008-05-31 01:33:04 +0100
committerIngo Molnar <mingo@elte.hu>2008-06-02 13:25:51 +0200
commit7e0edc1bc343231029084761ebf59e522902eb49 (patch)
treecf5fa89641b80b2775616e2224c39b7cae37d2f2 /include/xen
parentd07af1f0e3a3e378074fc36322dd7b0e72d9a3e2 (diff)
xen: add new Xen elfnote types and use them appropriately
Define recently added XEN_ELFNOTEs, and use them appropriately. Most significantly, this enables domain checkpointing (xm save -c). Signed-off-by: Jeremy Fitzhardinge <jeremy.fitzhardinge@citrix.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'include/xen')
-rw-r--r--include/xen/interface/elfnote.h20
1 files changed, 20 insertions, 0 deletions
diff --git a/include/xen/interface/elfnote.h b/include/xen/interface/elfnote.h
index a64d3df5bd9..7a8262c375c 100644
--- a/include/xen/interface/elfnote.h
+++ b/include/xen/interface/elfnote.h
@@ -120,6 +120,26 @@
*/
#define XEN_ELFNOTE_BSD_SYMTAB 11
+/*
+ * The lowest address the hypervisor hole can begin at (numeric).
+ *
+ * This must not be set higher than HYPERVISOR_VIRT_START. Its presence
+ * also indicates to the hypervisor that the kernel can deal with the
+ * hole starting at a higher address.
+ */
+#define XEN_ELFNOTE_HV_START_LOW 12
+
+/*
+ * List of maddr_t-sized mask/value pairs describing how to recognize
+ * (non-present) L1 page table entries carrying valid MFNs (numeric).
+ */
+#define XEN_ELFNOTE_L1_MFN_VALID 13
+
+/*
+ * Whether or not the guest supports cooperative suspend cancellation.
+ */
+#define XEN_ELFNOTE_SUSPEND_CANCEL 14
+
#endif /* __XEN_PUBLIC_ELFNOTE_H__ */
/*