From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alexander Graf Date: Thu, 05 Jun 2014 12:54:47 +0000 Subject: Re: [PATCH v8 0/3] EEH Support for VFIO PCI Device Message-Id: <53906897.4080209@suse.de> List-Id: References: <1401950169-30206-1-git-send-email-gwshan@linux.vnet.ibm.com> In-Reply-To: <1401950169-30206-1-git-send-email-gwshan@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: Gavin Shan , kvm-ppc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org Cc: aik@ozlabs.ru, alex.williamson@redhat.com, qiudayu@linux.vnet.ibm.com On 05.06.14 08:36, Gavin Shan wrote: > The series of patches adds support EEH for PCI devices, which are passed > through to PowerKVM based guest via VFIO. The implementation is straightforward > based on the issues or problems we have to resolve to support EEH for PowerKVM > based guest. > > - Emulation for EEH RTAS requests. All EEH RTAS requests goes to QEMU firstly. > If QEMU can't handle it, the request will be sent to host via newly introduced > VFIO container IOCTL command (VFIO_EEH_OP) and gets handled in host kernel. > > The series of patches requires corresponding QEMU changes. Acked-by: Alexander Graf Alex