On Wed, Sep 07, 2016 at 12:41:00PM +0200, Paulina Szubarczyk wrote: > Copy data operated on during request from/to local buffers to/from > the grant references. > > Before grant copy operation local buffers must be allocated what is > done by calling ioreq_init_copy_buffers. For the 'read' operation, > first, the qemu device invokes the read operation on local buffers > and on the completion grant copy is called and buffers are freed. > For the 'write' operation grant copy is performed before invoking > write by qemu device. > > A new value 'feature_grant_copy' is added to recognize when the > grant copy operation is supported by a guest. > > Signed-off-by: Paulina Szubarczyk <paulinaszubarc...@gmail.com>
Acked-by: Anthony PERARD <anthony.per...@citrix.com> Thanks, -- Anthony PERARD _______________________________________________ Xen-devel mailing list Xen-devel@lists.xen.org https://lists.xen.org/xen-devel
