Re: [Xen-devel] Xen x86 host memory limit issues

2015-08-24 Thread Andrew Cooper
On 24/08/15 12:47, Jan Beulich wrote: On 24.08.15 at 12:36, wrote: >> The infrastructure around xenheap_max_mfn() is supposed cause all >> xenheap page allocations to fall within the Xen direct mapped region, >> but experimentally doesn't work correctly. >> >> In all cases I have seen, the ba

Re: [Xen-devel] Xen x86 host memory limit issues

2015-08-24 Thread Jan Beulich
>>> On 24.08.15 at 12:36, wrote: > The infrastructure around xenheap_max_mfn() is supposed cause all > xenheap page allocations to fall within the Xen direct mapped region, > but experimentally doesn't work correctly. > > In all cases I have seen, the bad xenheap allocations have been from > call