Re: [PATCH v1 28/29] virtio-mem: Big Block Mode (BBM) - basic memory hotunplug

2020-10-19 Thread David Hildenbrand
On 19.10.20 05:48, Wei Yang wrote: > On Mon, Oct 12, 2020 at 02:53:22PM +0200, David Hildenbrand wrote: >> Let's try to unplug completely offline big blocks first. Then, (if >> enabled via unplug_offline) try to offline and remove whole big blocks. >> >> No locking necessary - we can deal with conc

Re: [PATCH v1 28/29] virtio-mem: Big Block Mode (BBM) - basic memory hotunplug

2020-10-18 Thread Wei Yang
On Mon, Oct 12, 2020 at 02:53:22PM +0200, David Hildenbrand wrote: >Let's try to unplug completely offline big blocks first. Then, (if >enabled via unplug_offline) try to offline and remove whole big blocks. > >No locking necessary - we can deal with concurrent onlining/offlining >just fine. > >Not

[PATCH v1 28/29] virtio-mem: Big Block Mode (BBM) - basic memory hotunplug

2020-10-12 Thread David Hildenbrand
Let's try to unplug completely offline big blocks first. Then, (if enabled via unplug_offline) try to offline and remove whole big blocks. No locking necessary - we can deal with concurrent onlining/offlining just fine. Note1: This is sub-optimal and might be dangerous in some environments: we co