Re: [PATCH v4 00/18] virtio-mem: Expose device memory through multiple memslots

2023-10-06 Thread David Hildenbrand
On 03.10.23 15:39, Michael S. Tsirkin wrote: On Tue, Sep 26, 2023 at 08:57:20PM +0200, David Hildenbrand wrote: Quoting from patch #16: Having large virtio-mem devices that only expose little memory to a VM is currently a problem: we map the whole sparse memory region into the gu

Re: [PATCH v4 00/18] virtio-mem: Expose device memory through multiple memslots

2023-10-03 Thread Michael S. Tsirkin
On Tue, Sep 26, 2023 at 08:57:20PM +0200, David Hildenbrand wrote: > Quoting from patch #16: > > Having large virtio-mem devices that only expose little memory to a VM > is currently a problem: we map the whole sparse memory region into the > guest using a single memslot, resulting in

Re: [PATCH v4 00/18] virtio-mem: Expose device memory through multiple memslots

2023-10-02 Thread David Hildenbrand
On 26.09.23 20:57, David Hildenbrand wrote: Quoting from patch #16: Having large virtio-mem devices that only expose little memory to a VM is currently a problem: we map the whole sparse memory region into the guest using a single memslot, resulting in one gigantic memslot in KVM.

[PATCH v4 00/18] virtio-mem: Expose device memory through multiple memslots

2023-09-26 Thread David Hildenbrand
Quoting from patch #16: Having large virtio-mem devices that only expose little memory to a VM is currently a problem: we map the whole sparse memory region into the guest using a single memslot, resulting in one gigantic memslot in KVM. KVM allocates metadata for the whole memslot