Re: [Qemu-devel] Does PCI hotplug work with IVSHMEM?

2015-08-05 Thread Ivano Cerrato
We tried with 2MB hugepages, and it works fine.. Ivano Il 04/08/2015 16:21, Marc-André Lureau ha scritto: Hi On Tue, Aug 4, 2015 at 4:14 PM, Ivano Cerrato wrote: even with 1G hugepages, we are not able to hotplug an ivshmem device. The outputs we get are the following: It's not

Re: [Qemu-devel] Does PCI hotplug work with IVSHMEM?

2015-08-04 Thread Ivano Cerrato
scritto: Hi On Tue, Jul 21, 2015 at 12:13 PM, Ivano Cerrato wrote: Is there any way to force the Guest OS to recognize the new device without rebooting? Such as rmmod/insmod or equivalent? This can be observed in qemu monitor too, info qtree: dev: ivshmem, id ""

Re: [Qemu-devel] Does PCI hotplug work with IVSHMEM?

2015-07-21 Thread Ivano Cerrato
Thank you for the answer! Why do you say that it is not safe to do hotplug with ivshmem? Ivano Il 21/07/2015 18:37, Marc-André Lureau ha scritto: Hi On Tue, Jul 21, 2015 at 12:13 PM, Ivano Cerrato wrote: Is there any way to force the Guest OS to recognize the new device without

[Qemu-devel] Does PCI hotplug work with IVSHMEM?

2015-07-21 Thread Ivano Cerrato
Dear all, we're adding dynamically an IVSHMEM device on a VM that is already running, but apparently this is not correctly recognized by the Guest OS. Instead, everything works if we reboot the VM after adding the new IVSHMEM device. This is the list of steps we execute: 1) Launch a new Gues