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

Re: [Xen-devel] [PATCH] xen: only check xen_platform_pci_unplug if hvm



On Tue, Mar 27, 2012 at 07:31:08PM +0200, Igor Mammedov wrote:
> commit b9136d207f08
>   xen: initialize platform-pci even if xen_emul_unplug=never
> 
> breaks blkfront/netfront by not loading them because of
> xen_platform_pci_unplug=0 and it is never set for PV guest.

Looks good to me.

If the networking/block maintainers don't object I can push this out to
Linus when rc1 comes out.

> 
> Signed-off-by: Andrew Jones <drjones@xxxxxxxxxx>
> Signed-off-by: Igor Mammedov <imammedo@xxxxxxxxxx>
> ---
>  drivers/block/xen-blkfront.c |    2 +-
>  drivers/net/xen-netfront.c   |    2 +-
>  2 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
> index d5e1ab9..98cbeba 100644
> --- a/drivers/block/xen-blkfront.c
> +++ b/drivers/block/xen-blkfront.c
> @@ -1475,7 +1475,7 @@ static int __init xlblk_init(void)
>       if (!xen_domain())
>               return -ENODEV;
>  
> -     if (!xen_platform_pci_unplug)
> +     if (xen_hvm_domain() && !xen_platform_pci_unplug)
>               return -ENODEV;
>  
>       if (register_blkdev(XENVBD_MAJOR, DEV_NAME)) {
> diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
> index 663b32c..0ebbb19 100644
> --- a/drivers/net/xen-netfront.c
> +++ b/drivers/net/xen-netfront.c
> @@ -1965,7 +1965,7 @@ static int __init netif_init(void)
>       if (xen_initial_domain())
>               return 0;
>  
> -     if (!xen_platform_pci_unplug)
> +     if (xen_hvm_domain() && !xen_platform_pci_unplug)
>               return -ENODEV;
>  
>       printk(KERN_INFO "Initialising Xen virtual ethernet driver.\n");
> -- 
> 1.7.5
> 
> 
> _______________________________________________
> Xen-devel mailing list
> Xen-devel@xxxxxxxxxxxxx
> http://lists.xen.org/xen-devel

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel


 


Rackspace

Lists.xenproject.org is hosted with RackSpace, monitoring our
servers 24x7x365 and backed by RackSpace's Fanatical Support®.