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| From: | Jiang Liu |
| Subject: | Re: [Qemu-devel] [SeaBIOS] [RESEND PATCH v3] hotplug: add device per func in ACPI DSDT tables |
| Date: | Fri, 11 May 2012 23:44:02 +0800 |
| User-agent: | Mozilla/5.0 (X11; Linux x86_64; rv:12.0) Gecko/20120430 Thunderbird/12.0.1 |
On 05/11/2012 06:14 PM, Gleb Natapov wrote: >> I'm not familiar with qemu:( >> On native OS, admin could trigger PCI device hotplug operations through >> /sys/bus/pci/slot/xx/power. Not sure whether that's needed for guest OS too. >> > Why is it needed on physical HW? May be it is needed in a VM for the > same reason? As Amos has mentioned, it's used power on/off a PCI device instead of physical hotplug. Not sure whether it's needed in guest OS. --gerry
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