Re: Guest memory backed by PCI BAR (x86)

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 




On 26/03/2015 17:34, Nate Case wrote:
>    0x52:        add    al,dh
>    0x54:        pop    cx
>    0x55:        clc    
>    0x56:        add    al,dh
> => 0x58:        cs
>    0x59:        call   0xf05c
>    0x5c:        shr    bh,cl
>    0x5e:        add    al,dh
>    0x60:        add    ax,0xcf
>    0x63:        lock repnz out 0x0,al

This code makes no sense, it looks like the processor has gone into the
weeds. :(

Based on this:

cs             0x9020   36896

I could guess, based on your use of resource2_wc, that the host is
bypassing the processor cache but the guest is not.  This use is not
supported on x86 KVM, sorry.

Paolo
--
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




[Index of Archives]     [KVM ARM]     [KVM ia64]     [KVM ppc]     [Virtualization Tools]     [Spice Development]     [Libvirt]     [Libvirt Users]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Questions]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux