Re: [Xen-devel] [PATCH v5 15/16] x86/hvm: always re-emulate I/O from a buffer

2015-07-03 Thread Andrew Cooper
On 30/06/15 14:05, Paul Durrant wrote: > If memory mapped I/O is 'chunked' then the I/O must be re-emulated, > otherwise only the first chunk will be processed. This patch makes > sure all I/O from a buffer is re-emulated regardless of whether it > is a read or a write. > > Signed-off-by: Paul Durr

[Xen-devel] [PATCH v5 15/16] x86/hvm: always re-emulate I/O from a buffer

2015-06-30 Thread Paul Durrant
If memory mapped I/O is 'chunked' then the I/O must be re-emulated, otherwise only the first chunk will be processed. This patch makes sure all I/O from a buffer is re-emulated regardless of whether it is a read or a write. Signed-off-by: Paul Durrant Cc: Keir Fraser Acked-by: Jan Beulich Cc: A