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| From: | Paolo Bonzini |
| Subject: | Re: [Qemu-devel] Regression caused by d2f39ad "exec.c: Ensure right alignment also for file backed ram" |
| Date: | Mon, 24 Oct 2016 14:57:16 +0200 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0 |
On 24/10/2016 14:33, Dominik Dingel wrote: > That should work, now the question would be why on x86 file backed memory > allocations differ to anonymous allocations? > > On s390 all allocations used for KVM should be aligned on a segment basis. On x86, none of the allocations used for KVM need to be aligned. Reporting an error for hugetlbfs is just a convenience to ensure that people don't e.g. use a gigabyte-page hugetlbfs mount for small guests. Paolo
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