Re: [Linaro-mm-sig] [PATCH v2 1/3] dma-buf: Add ioctl to query mmap info

2022-09-07 Thread Rob Clark
On Tue, Sep 6, 2022 at 12:46 PM Daniel Vetter wrote: > > On Mon, Aug 01, 2022 at 10:04:55AM -0700, Rob Clark wrote: > > From: Rob Clark > > > > This is a fairly narrowly focused interface, providing a way for a VMM > > in userspace to tell the guest kernel what pgprot settings to use when > > map

Re: [Linaro-mm-sig] [PATCH v2 1/3] dma-buf: Add ioctl to query mmap info

2022-09-06 Thread Daniel Vetter
On Mon, Aug 01, 2022 at 10:04:55AM -0700, Rob Clark wrote: > From: Rob Clark > > This is a fairly narrowly focused interface, providing a way for a VMM > in userspace to tell the guest kernel what pgprot settings to use when > mapping a buffer to guest userspace. > > For buffers that get mapped

[PATCH v2 1/3] dma-buf: Add ioctl to query mmap info

2022-08-01 Thread Rob Clark
From: Rob Clark This is a fairly narrowly focused interface, providing a way for a VMM in userspace to tell the guest kernel what pgprot settings to use when mapping a buffer to guest userspace. For buffers that get mapped into guest userspace, virglrenderer returns a dma-buf fd to the VMM (cros