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invalidate_qemu_mapcache
2007 Jan 26
12
[Patch] the interface of invalidating qemu mapcache
...ases the reserved machine memory of
HVM guest, Qemu should unmap the related physical memory range of HVM
guest so that when HVM balloon driver increases the reserved machine
memory of HVM guest later, Qemu can map and access the physical memory
of HVM guest correctly.
The patch exports a function invalidate_qemu_mapcache() in
unmodified_drivers/linux-2.6/platform-pci/platform-pci.c, so HVM balloon
driver can use it directly. Note: considering IA32 guest may run on both
IA32 host and IA32E host, the size of the memory block HVM balloon
driver wants to release MUST be 1M bytes and the address of the memory
block MUS...