Displaying 1 result from an estimated 1 matches for "mach2phys_compat_virt_end".
2007 Oct 19
3
Problem with nr_nodes on large memory NUMA machine
We''ve run into an issue with an 8 node x3950 where xm info is showing
only 6 nodes. I''ve traced the problem to the clip_to_limit function in
arch/x86/e820.c.
#ifdef __x86_64__
clip_to_limit((uint64_t)(MACH2PHYS_COMPAT_VIRT_END -
__HYPERVISOR_COMPAT_VIRT_START) << 10,
"Only the first %u GB of the physical memory map "
"can be accessed by 32-on-64 guests.");
#endif
Boot messages....
(XEN) WARNING: Only the first 166 GB of the physical...