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xen: add new Xen elfnote types and use them appropriately

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Define recently added XEN_ELFNOTEs, and use them appropriately.
Most significantly, this enables domain checkpointing (xm save -c).

Signed-off-by: Jeremy Fitzhardinge <[email protected]>
Signed-off-by: Ingo Molnar <[email protected]>
This commit is contained in:
Jeremy Fitzhardinge 2008-05-31 01:33:04 +01:00 • committed by Ingo Molnar
commit 7e0edc1bc3
2 changed files with 25 additions and 0 deletions
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20
include/xen/interface/elfnote.h
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@ -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__ */
/*