Re: [Intel-gfx] [PATCH v6 09/14] drm/i915/gvt: Add 64K huge gtt support

2018-05-14 Thread Du, Changbin
Hi Auld, On Mon, May 14, 2018 at 09:31:54PM +0100, Matthew Auld wrote: > On 8 May 2018 at 10:05, wrote: > > From: Changbin Du > > > > Finally, this add the first huge gtt support for GVTg - 64K pages. Since > > 64K page and 4K page cannot be mixed on the same page table, so we always > > split a

Re: [Intel-gfx] [PATCH v6 09/14] drm/i915/gvt: Add 64K huge gtt support

2018-05-14 Thread Matthew Auld
On 8 May 2018 at 10:05, wrote: > From: Changbin Du > > Finally, this add the first huge gtt support for GVTg - 64K pages. Since > 64K page and 4K page cannot be mixed on the same page table, so we always > split a 64K entry into small 4K page. And when unshadow guest 64K entry, > we need ensure

[Intel-gfx] [PATCH v6 09/14] drm/i915/gvt: Add 64K huge gtt support

2018-05-08 Thread changbin . du
From: Changbin Du Finally, this add the first huge gtt support for GVTg - 64K pages. Since 64K page and 4K page cannot be mixed on the same page table, so we always split a 64K entry into small 4K page. And when unshadow guest 64K entry, we need ensure all the shadowed entries in shadow page tabl