Re: [Xen-devel] [PATCH] xen-bus: only set the xen device frontend state if it is missing

[Anthony PERARD <anthony.perard@xxxxxxxxxx>]

On Wed, Sep 18, 2019 at 12:57:44PM +0100, Paul Durrant wrote:
> From: Mark Syms <mark.syms@xxxxxxxxxx>
> 
> Some toolstack implementations will set the frontend xenstore
> keys to Initialising which will then trigger the in guest PV
> drivers to begin initialising and some implementations will
> then set their state to Closing. If this has occurred then
> device realize must not overwrite the frontend keys as then
> the handshake will stall.
> 
> Signed-off-by: Mark Syms <mark.syms@xxxxxxxxxx>
> 
> Also avoid creating the frontend area if it already exists.
> 
> Signed-off-by: Paul Durrant <paul.durrant@xxxxxxxxxx>

Reviewed-by: Anthony PERARD <anthony.perard@xxxxxxxxxx>

Thanks,

-- 
Anthony PERARD

_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxxxxxxxxx
https://lists.xenproject.org/mailman/listinfo/xen-devel