At 03/19/2012 03:33 PM, Wen Congyang Wrote: > At 03/08/2012 03:57 PM, Wen Congyang Wrote: >> We can know the guest is paniced when the guest runs on xen. >> But we do not have such feature on kvm. >> >> Another purpose of this feature is: management app(for example: >> libvirt) can do auto dump when the guest is crashed. If management >> app does not do auto dump, the guest's user can do dump by hand if >> he sees the guest is paniced. >> >> I touch the hypervisor instead of using virtio-serial, because >> 1. it is simple >> 2. the virtio-serial is an optional device, and the guest may >> not have such device. >> >> Changes from v2 to v3: >> 1. correct spelling >> >> Changes from v1 to v2: >> 1. split up host and guest-side changes >> 2. introduce new request flag to avoid changing return values. >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-kernel" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html >> Please read the FAQ at http://www.tux.org/lkml/ >> > > > Hi all: > > we neet this feature, but we don't decide how to implement it. > We have two solution: > 1. use vmcall > 2. use virtio-serial. > > I will not change this patch set before we decide how to do it. > Can we make a decision recent days? Anybody can decide which solution to use? Thanks Wen Congyang > > Thanks > Wen Congyang > -- > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > Please read the FAQ at http://www.tux.org/lkml/ > -- To unsubscribe from this list: send the line "unsubscribe kvm" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
