Re: [Xen-devel] [PATCH v7 for-next 01/12] x86/pio: allow internal PIO handlers to return RETRY

2017-10-20 Thread Paul Durrant
> -Original Message- > From: Roger Pau Monne [mailto:roger@citrix.com] > Sent: 18 October 2017 12:40 > To: xen-de...@lists.xenproject.org > Cc: konrad.w...@oracle.com; boris.ostrov...@oracle.com; Roger Pau Monne > ; Paul Durrant ; Jan > Beulich ; Andrew Cooper > > Subject: [PATCH v7 fo

[Xen-devel] [PATCH v7 for-next 01/12] x86/pio: allow internal PIO handlers to return RETRY

2017-10-18 Thread Roger Pau Monne
Fix handle_pio so internal PIO handlers can return X86EMUL_RETRY and it is properly handled by not advancing the IP. Signed-off-by: Roger Pau Monné --- Cc: Paul Durrant Cc: Jan Beulich Cc: Andrew Cooper --- Note this is not an issue currently because no internal handlers return RETRY. --- xen