Re: [Nouveau] [RFC PATCH 00/13] SVM (share virtual memory) with HMM in nouveau

2018-03-13 Thread John Hubbard
On 03/12/2018 10:50 AM, Jerome Glisse wrote: > On Mon, Mar 12, 2018 at 06:30:09PM +0100, Daniel Vetter wrote: >> On Sat, Mar 10, 2018 at 04:01:58PM +0100, Christian K??nig wrote: > > [...] > They are work underway to revamp nouveau channel creation with a new userspace API. So we might

Re: [Nouveau] [RFC PATCH 00/13] SVM (share virtual memory) with HMM in nouveau

2018-03-13 Thread Daniel Vetter
On Mon, Mar 12, 2018 at 01:50:58PM -0400, Jerome Glisse wrote: > On Mon, Mar 12, 2018 at 06:30:09PM +0100, Daniel Vetter wrote: > > On Sat, Mar 10, 2018 at 04:01:58PM +0100, Christian K??nig wrote: > > [...] > > > > > They are work underway to revamp nouveau channel creation with a new > > > >

Re: [Nouveau] [RFC PATCH 00/13] SVM (share virtual memory) with HMM in nouveau

2018-03-13 Thread Jerome Glisse
On Tue, Mar 13, 2018 at 06:29:40AM -0700, Matthew Wilcox wrote: > On Mon, Mar 12, 2018 at 11:14:47PM -0700, John Hubbard wrote: > > Yes, on NVIDIA GPUs, the Host/FIFO unit is limited to 40-bit addresses, so > > things such as the following need to be below (1 << 40), and also > > accessible > >

Re: [Nouveau] [RFC PATCH 00/13] SVM (share virtual memory) with HMM in nouveau

2018-03-13 Thread Jerome Glisse
On Mon, Mar 12, 2018 at 11:14:47PM -0700, John Hubbard wrote: > On 03/12/2018 10:50 AM, Jerome Glisse wrote: [...] > Yes, on NVIDIA GPUs, the Host/FIFO unit is limited to 40-bit addresses, so > things such as the following need to be below (1 << 40), and also accessible > to both CPU (user

[Nouveau] [Bug 105174] [GF108][Regression] Unable to handle NULL pointer dereference in nouveau_mem_host since kernel 4.15.3

2018-03-13 Thread bugzilla-daemon
https://bugs.freedesktop.org/show_bug.cgi?id=105174 Gabriel M. Elder changed: What|Removed |Added CC|

[Nouveau] [Bug 105174] [GF108][Regression] Unable to handle NULL pointer dereference in nouveau_mem_host since kernel 4.15.3

2018-03-13 Thread bugzilla-daemon
https://bugs.freedesktop.org/show_bug.cgi?id=105174 Gabriel M. Elder changed: What|Removed |Added See Also|

Re: [Nouveau] [RFC PATCH 00/13] SVM (share virtual memory) with HMM in nouveau

2018-03-13 Thread Jerome Glisse
On Mon, Mar 12, 2018 at 02:28:42PM -0400, Felix Kuehling wrote: > On 2018-03-10 10:01 AM, Christian König wrote: > >> To accomodate those we need to > >> create a "hole" inside the process address space. This patchset have > >> a hack for that (patch 13 HACK FOR HMM AREA), it reserves a range of >

Re: [Nouveau] [PATCH v2 1/7] PCI: Restore config space on runtime resume despite being unbound

2018-03-13 Thread Bjorn Helgaas
On Sat, Mar 03, 2018 at 10:53:24AM +0100, Lukas Wunner wrote: > From: Rafael J. Wysocki > > We leave PCI devices not bound to a driver in D0 during runtime suspend. > But they may have a parent which is bound and can be transitioned to > D3cold at runtime. Once the parent