Re: [PATCH V2 00/13] Live update: cpr-transfer

2024-10-08 Thread Steven Sistare
On 10/8/2024 10:33 AM, Vladimir Sementsov-Ogievskiy wrote: On 30.09.24 22:40, Steve Sistare wrote: Some devices need new kernel software interfaces to allow a descriptor to be used in a process that did not originally open it. Hi Steve! Could you please describe, which kernel version / featur

Re: [PATCH V2 00/13] Live update: cpr-transfer

2024-10-08 Thread Vladimir Sementsov-Ogievskiy
On 30.09.24 22:40, Steve Sistare wrote: Some devices need new kernel software interfaces to allow a descriptor to be used in a process that did not originally open it. Hi Steve! Could you please describe, which kernel version / features are required? I'm mostly interested in migration of tap

[PATCH V2 00/13] Live update: cpr-transfer

2024-09-30 Thread Steve Sistare
What? This patch series adds the live migration cpr-transfer mode, which allows the user to transfer a guest to a new QEMU instance on the same host with minimal guest pause time, by preserving guest RAM in place, albeit with new virtual addresses in new QEMU, and by preserving device file descrip