Re: [Xen-devel] [PATCH v6 2/2] add a new p2m type - p2m_mmio_write_dm

2014-12-11 Thread Tim Deegan
At 11:55 +0800 on 06 Dec (1417863337), Yu Zhang wrote: From: Yu Zhang yu.c.zh...@intel.com A new p2m type, p2m_mmio_write_dm, is added to trap and emulate the write operations on GPU's page tables. Handling of this new p2m type are similar with existing p2m_ram_ro in most condition checks,

Re: [Xen-devel] [PATCH v6 2/2] add a new p2m type - p2m_mmio_write_dm

2014-12-08 Thread Jan Beulich
On 06.12.14 at 04:55, yu.c.zh...@linux.intel.com wrote: From: Yu Zhang yu.c.zh...@intel.com A new p2m type, p2m_mmio_write_dm, is added to trap and emulate the write operations on GPU's page tables. Handling of this new p2m type are similar with existing p2m_ram_ro in most condition

[Xen-devel] [PATCH v6 2/2] add a new p2m type - p2m_mmio_write_dm

2014-12-05 Thread Yu Zhang
From: Yu Zhang yu.c.zh...@intel.com A new p2m type, p2m_mmio_write_dm, is added to trap and emulate the write operations on GPU's page tables. Handling of this new p2m type are similar with existing p2m_ram_ro in most condition checks, with only difference on final policy of emulation vs. drop.